Optimization¶

Optimization commands are used to perform topology, shape, or sizing optimization of your model given a set of objectives and a set of restrictions.

Create optimization tasks¶

class OptimizationTaskModel( name, description='', stefanBoltzmann=None, absoluteZero=None, waveFormulation=NOT_SET, modelType=STANDARD_EXPLICIT, universalGas=None, copyConstraints=1, copyConnectors=1, copyInteractions=1, )[源代码]¶

基类：ModelBase

Abaqus creates a Model object named Model-1 when a session is started.

备注

This object can be accessed by:

mdb.models[name]

备注

Check OptimizationTaskModel on help.3ds.com/2024.

Public Data Attributes:

Inherited from ModelBase

`name`	A String specifying the repository key.
`stefanBoltzmann`	None or a Float specifying the Stefan-Boltzmann constant.
`absoluteZero`	None or a Float specifying the absolute zero constant.
`waveFormulation`	A SymbolicConstant specifying the type of incident wave formulation to be used in acoustic problems.
`universalGas`	None or a Float specifying the universal gas constant.
`noPartsInputFile`	A Boolean specifying whether an input file should be written without parts and assemblies.
`endRestartStep`	A Boolean specifying that the step specified by restartStep should be terminated at the increment specified by restartIncrement.
`shellToSolid`	A Boolean specifying that a shell global model drives a solid submodel.
`lastChangedCount`	A Float specifying the time stamp that indicates when the model was last changed.
`description`	A String specifying the purpose and contents of the Model object.
`restartJob`	A String specifying the name of the job that generated the restart data.
`restartStep`	A String specifying the name of the step where the restart analysis will start.
`globalJob`	A String specifying the name of the job that generated the results for the global model.
`copyConstraints`	A boolean specifying the status of constraints created in a model, in the model which instances this model.
`copyConnectors`	A boolean specifying the status of connectors created in a model, in the model which instances this model.
`copyInteractions`	A boolean specifying the status of interactions created in a model, in the model which instances this model.
`keywordBlock`	A KeywordBlock object.
`amplitudes`	A repository of Amplitude objects.
`profiles`	A repository of Profile objects.
`boundaryConditions`	A repository of BoundaryCondition objects.
`constraints`	A repository of ConstrainedSketchConstraint objects.
`analyticalFields`	A repository of AnalyticalField objects.
`discreteFields`	A repository of DiscreteField objects.
`predefinedFields`	A repository of PredefinedField objects.
`interactions`	A repository of Interaction objects.
`interactionProperties`	A repository of InteractionProperty objects.
`contactControls`	A repository of ContactControl objects.
`contactInitializations`	A repository of ContactInitialization objects.
`contactStabilizations`	A repository of ContactStabilization objects.
`linkedInstances`	A tuple of tuples of Strings specifying the linked child PartInstance name in the current model to the corresponding parent PartInstance name in a different model.
`linkedParts`	A tuple of tuples of Strings specifying the linked child Part name in the current model to the corresponding parent Part name in a different model.
`loads`	A repository of Load objects.
`materials`	A repository of Material objects.
`calibrations`	A repository of Calibration objects.
`sections`	A repository of Section objects.
`remeshingRules`	A repository of RemeshingRule objects.
`sketches`	A repository of ConstrainedSketch objects.
`parts`	A repository of Part objects.
`steps`	A repository of Step objects.
`featureOptions`	A FeatureOptions object.
`adaptiveMeshConstraints`	A repository of AdaptiveMeshConstraint objects.
`adaptiveMeshControls`	A repository of AdaptiveMeshControl objects.
`timePoints`	A repository of TimePoint objects.
`filters`	A repository of Filter objects.
`integratedOutputSections`	A repository of IntegratedOutputSection objects.
`fieldOutputRequests`	A repository of FieldOutputRequest objects.
`historyOutputRequests`	A repository of HistoryOutputRequest objects.
`optimizationTasks`	A repository of OptimizationTask objects.
`tableCollections`	A repository of TableCollection objects.
`eventSeriesTypes`	A repository of EventSeriesType objects.
`eventSeriesDatas`	A repository of EventSeriesData objects.
`restartIncrement`	An Int specifying the increment, interval, iteration or cycle where the restart analysis will start.
`rootAssembly`	An Assembly object.

Public Methods:

`BeadTask`(name[, abaqusSensitivities, ...])	This method creates a BeadTask object.
`ShapeTask`(name[, abaqusSensitivities, ...])	This method creates a ShapeTask object.
`SizingTask`(name[, abaqusSensitivities, ...])	This method creates a SizingTask object.
`TopologyTask`(name[, abaqusSensitivities, ...])	This method creates a TopologyTask object.

Inherited from ModelBase

`__init__`(name[, description, ...])	This method creates a Model object.
`ModelFromInputFile`(name, inputFileName)	This method creates a Model object by reading the keywords in an input file and creating the corresponding Abaqus/CAE objects.
`ModelFromOdbFile`(name, odbFileName)	This method creates a Model object by reading an output database and creating any corresponding Abaqus/CAE objects.
`ModelFromNastranFile`(modelName, inputFileName)	This method creates a Model object by reading the keywords in a Nastran bulk data file or Nastran input file and creating any corresponding Abaqus/CAE objects.
`setValues`([description, noPartsInputFile, ...])	This method modifies the Model object.

Member Details:

BeadTask( name, abaqusSensitivities=True, algorithm=GENERAL_OPTIMIZATION, areBCRegionsFrozen=0, beadIter=1, beadMaxMembraneStress=0, beadMinStress=0, beadPerturbation=0, beadWidth=DEFAULT, curveSmooth=5, filterRadius=4, filterRadiusBy=VALUE, flipNormalDir=0, frozenBoundaryConditionRegion=MODEL, isSensCalcOnlyOnDesignNodes=0, modeTrackingRegion=MODEL, nodalMoveLimit=0, nodeSmooth=DEFAULT, nodeUpdateStrategy=CONSERVATIVE, numTrackedModes=5, updateShapeBasisVectors=EVERY_CYCLE, groupOperator=0, )[源代码]¶

This method creates a BeadTask object.

备注

This function can be accessed by:

mdb.models[name].BeadTask

备注

Check BeadTask on help.3ds.com/2024.

参数:¶

name¶

A String specifying the optimization task repository key.

abaqusSensitivities=True¶

A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is True.

Added in version 2019: The abaqusSensitivities argument was added.

algorithm=GENERAL_OPTIMIZATION¶

A SymbolicConstant specifying the optimization task algorithm. Possible values are GENERAL_OPTIMIZATION and CONDITION_BASED_OPTIMIZATION. The default value is GENERAL_OPTIMIZATION.

areBCRegionsFrozen=0¶

A Boolean specifying whether to exclude elements with boundary conditions from the optimization. The default value is OFF.

beadIter=1¶

An int specifying the step size of the optimization. The default value is 1.

beadMaxMembraneStress=0¶

A float specifying maximum membrane/bending stress. The default value is 0.1.

beadMinStress=0¶

A float specifying minimum stress. The default value is 0.001.

beadPerturbation=0¶

A Sets perturbation size for finite differences. The default value is 0.0001.

beadWidth=DEFAULT¶

A SymbolicConstant specifying the Optimization product default or a float specifying the bead width. The default value is DEFAULT.

curveSmooth=5¶

A float specifying relative value to the middle element edge length such that normals in this area do not cross each other. The default value is 5.

filterRadius=4¶

A float specifying the filter radius. The default value is 4.

filterRadiusBy=VALUE¶

A SymbolicConstant specifying the method used to define filter radius. Possible values are VALUE and REFERENCE. The default is VALUE.

flipNormalDir=0¶

A Boolean specifying whether the growth direction is along the normal direction of elements or opposite to the normal direction. The default value is OFF

frozenBoundaryConditionRegion=MODEL¶

When nodes with boundary conditions are excluded from the optimization (frozenBoundaryConditionRegions = ON). you can specify that this exclusion apply to nodes throughout the model or only to those nodes from a specific region. Set this parameter to the SymbolicConstant MODEL to apply the freeze to the entire model, or set this parameter to a Region object to specify an individual region over which nodes with boundary conditions should be frozen. The default value is MODEL.

isSensCalcOnlyOnDesignNodes=0¶

A Boolean specifying whether to calculate the sensitivities only on design nodes or the whole model. The default value is ON

modeTrackingRegion=MODEL¶

The SymbolicConstant MODEL or a Region object specifying the region to use for mode tracking. The default value is MODEL.

nodalMoveLimit=0¶

A Float specifying the maximum change in nodal displacement per design cycle. The default value is 0.1.

nodeSmooth=DEFAULT¶

A SymbolicConstant specifying the Optimization product default or a float specifying the node smooth. The default value is DEFAULT.

nodeUpdateStrategy=CONSERVATIVE¶

A SymbolicConstant specifying the strategy for how the nodal displacements are updated in the method of moving asymptotes. Possible values are NORMAL, CONSERVATIVE, and AGGRESSIVE. The default value is CONSERVATIVE.

numTrackedModes=5¶

An Int specifying the number of modes included in mode tracking. The default value is 5.

updateShapeBasisVectors=EVERY_CYCLE¶

A SymbolicConstant specifying whether to update shape basis vectors in the first design cycle or every design cycle. Possible values are EVERY_CYCLE and FIRST_CYCLE. The default value is EVERY_CYCLE.

groupOperator=0¶

A Boolean specifying whether the group in the design response will be evaluated using the existing algorithm or a new algorithm based on Abaqus sensitivities. The default value of False means that the existing algorithm will be used.

Added in version 2022: The groupOperator argument was added.

返回:¶

A BeadTask object.

返回类型:¶

BeadTask

ShapeTask( name, abaqusSensitivities=True, absoluteStepSizeControl=MINIMUM, activateDurability=1, additionalDurabilityFiles='', constrainedLaplacianConvergenceLevel=NORMAL, curvatureSmoothingEdgeLength=5, durabilityInputfile='', durabilitySolver=FE_SAFE, equalityConstraintTolerance=None, featureRecognitionAngle=30, filterExponent=1, filterMaxRadius=None, filterRadiusReduction=None, firstCycleDeletedVolumeTechnique=0, freezeBoundaryConditionRegions=0, frozenBoundaryConditionRegion=MODEL, geometricRestrictionEvaluationFrequency=LOW, growthScaleFactor=1, haltUponViolation=0, layerReferenceRegion=None, meshSmoothingRegionMethod=TASK_REGION_LAYERS, meshSmoothingStrategy=CONSTRAINED_LAPLACIAN, midsideInterpolation=POSITIONS, numFreeNodeLayers=0, numSmoothedElementLayers=None, presumeFeasibleBCRegionAtStart=1, quadMaxAngle=160, quadMinAngle=20, quadSkew=30, quadTaper=0, region=MODEL, reportPoorQualityElements=0, reportQualityViolation=0, shrinkScaleFactor=1, smoothingRegion=None, targetMeshQuality=LOW, tetAspectRatio=100, tetMaxAspect=8, tetMinAspect=0, tetSkew=100, triMaxAngle=140, triMinAngle=20, updateShapeBasisVectors=EVERY_CYCLE, groupOperator=0, )[源代码]¶

This method creates a ShapeTask object.

备注

This function can be accessed by:

mdb.models[name].ShapeTask

备注

Check ShapeTask on help.3ds.com/2024.

参数:¶

name¶

A String specifying the optimization task repository key.

abaqusSensitivities=True¶

A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is True.

Added in version 2019: The abaqusSensitivities argument was added.

absoluteStepSizeControl=MINIMUM¶

A SymbolicConstant specifying whether to control the permitted absolute step size by the average optimization displacement or minimum optimization displacement. Possible values are MINIMUM and AVERAGE. The default value is MINIMUM.

activateDurability=1¶

A boolean specifying whether or not the durability approach of optimization is turned on. The default value is ON.

additionalDurabilityFiles=''¶

A String specifying the path of additional files pertaining to durability optimization. Only valid if the activateDurability argument is ON.

constrainedLaplacianConvergenceLevel=NORMAL¶

A SymbolicConstant specifying the constrained Laplacian convergence level. Possible values are NORMAL, CONSERVATIVE, and AGGRESSIVE. The default value is NORMAL.

curvatureSmoothingEdgeLength=5¶

A Float specifying the edge length for the movement vector. The default value is 5.0.

durabilityInputfile=''¶

A string specifying the path of the input file. Only valid if the activateDurability argument is ON and is a required argument in that case.

durabilitySolver=FE_SAFE¶

A String specifying the type of solver for durability optimization. Possible values are: FE_SAFE, FEMFAT, FLANS, MSC_FATIGUE, FE_FATIGUE, DESIGN_LIFE, CUSTOM, FEMSITE. The default value is FE_SAFE. Only valid if the activateDurability argument is ON.

equalityConstraintTolerance=None¶

A Float specifying the equality constraint tolerance. The default value is 10⁻³.

featureRecognitionAngle=30¶

A Float specifying the mesh smoothing feature recognition angle for edges and corners. The default value is 30.0.

filterExponent=1¶

A Float specifying the weight depending on the radius, used when filterMaxRadius is specified. The default value is 1.0.

filterMaxRadius=None¶

None or a Float specifying the maximum influence radius for equivalent stress. The default value is None.

filterRadiusReduction=None¶

None or a Float specifying the reduction of the radius depending on surface bending, used when filterMaxRadius is specified. The default value is None.

firstCycleDeletedVolumeTechnique=0¶

A SymbolicConstant specifying the method of specifying volume that can be removed immediately in the first design cycle. Possible values are OFF, PERCENTAGE, and ABSOLUTE. The default value is OFF.

freezeBoundaryConditionRegions=0¶

A Boolean specifying whether to exclude nodes with boundary conditions from the optimization. The default value is OFF.

frozenBoundaryConditionRegion=MODEL¶

The SymbolicConstant MODEL or a Region object specifying the region in which to freeze boundary condition regions, or the SymbolicConstant MODEL, used with freezeBoundaryConditionRegions. The default value is MODEL.

geometricRestrictionEvaluationFrequency=LOW¶

A SymbolicConstant specifying the frequency of evaluating geometric restrictions during mesh smoothing. Possible values are LOW, MEDIUM, and HIGH. The default value is LOW.

growthScaleFactor=1¶

A Float specifying the scale factor to apply to optimization displacements for nodes with growth. The default value is 1.0.

haltUponViolation=0¶

A Boolean specifying whether to halt the optimization if quality criteria are not satisified. The default value is OFF.

layerReferenceRegion=None¶

None or a Region object specifying the region specifying the first node layer for mesh smoothing, used when meshSmoothingRegionMethod is TASK_REGION_LAYERS. The default value is None.

meshSmoothingRegionMethod=TASK_REGION_LAYERS¶

A SymbolicConstant specifying the method used to determine the mesh smoothing region. The REGION value uses the smoothingRegion. The NUMBER_OF_LAYERS value uses the layerReferenceRegion. The TASK_REGION_LAYERS value will smooth six layers using the task region. Possible values are TASK_REGION_LAYERS, REGION, and NUMBER_OF_LAYERS. The default value is TASK_REGION_LAYERS.

meshSmoothingStrategy=CONSTRAINED_LAPLACIAN¶

A SymbolicConstant specifying the method smoothing strategy. Possible values are CONSTRAINED_LAPLACIAN and LOCAL_GRADIENT. The default value is CONSTRAINED_LAPLACIAN.

midsideInterpolation=POSITIONS¶

A SymbolicConstant specifying the approach used when treating midside node positions during optimization. POSITIONS indicates midside node positions are interpolated linearly by position. OPTIMIZATION_DISPLACEMENT indicates they are interpolated by optimization displacement of corner nodes. Possible values are POSITIONS and OPTIMIZATION_DISPLACEMENT. The default value is POSITIONS.

numFreeNodeLayers=0¶

The SymbolicConstant FIX_NONE or an Int specifying the number of node layers adjoining the task region to remain free during mesh smoothing. A value of 0 indicates that no layers are free and all layers are fixed. The default value is 0.

numSmoothedElementLayers=None¶

None or an Int specifying the number of layers for mesh smoothing when meshSmoothingRegionMethod is NUMBER_OF_LAYERS. The default value is None.

presumeFeasibleBCRegionAtStart=1¶

A Boolean specifying whether to ignore automatically frozen boundary condition regions in the first design cycle. This is used with freezeBoundaryConditionRegions. The default value is ON.

quadMaxAngle=160¶

A Float specifying the maximum angle for quad elements during mesh smoothing. The default value is 160.0.

quadMinAngle=20¶

A Float specifying the minimum angle for quad elements during mesh smoothing. The default value is 20.0.

quadSkew=30¶

A Float specifying the skew angle for quad elements during mesh smoothing, used with reportQualityViolation. The default value is 30.0.

quadTaper=0¶

A Float specifying the taper for quad elements during mesh smoothing, used with reportQualityViolation. The default value is 0.5.

region=MODEL¶

The SymbolicConstant MODEL or a Region object specifying the region to which the optimization task is applied. The default value is MODEL.

reportPoorQualityElements=0¶

A Boolean specifying whether to report poor quality elements during mesh smoothing. The default value is OFF.

reportQualityViolation=0¶

A Boolean specifying whether to report a quality criteria violation during mesh smoothing. The default value is OFF.

shrinkScaleFactor=1¶

A Float specifying the scale factor to apply to optimization displacements for nodes with shrinkage. The default value is 1.0.

smoothingRegion=None¶

None or a Region object specifying the mesh smoothing region, used when meshSmoothingRegionMethod is REGION. The default value is None.

targetMeshQuality=LOW¶

A SymbolicConstant specifying the target mesh quality for mesh smoothing. Possible values are NONE, LOW, MEDIUM, and HIGH. The default value is LOW.

tetAspectRatio=100¶

A Float specifying the tet element aspect ratio during mesh smoothing. The default value is 100.0.

tetMaxAspect=8¶

A Float specifying the maximum tet element aspect ratio during mesh smoothing. The default value is 8.0.

tetMinAspect=0¶

A Float specifying the minimum tet element aspect ratio during mesh smoothing. The default value is 0.222.

tetSkew=100¶

A Float specifying the tet element skew value during mesh smoothing. The default value is 100.0.

triMaxAngle=140¶

A Float specifying the tri element maximum angle during mesh smoothing. The default value is 140.0.

triMinAngle=20¶

A Float specifying the tri element maximum angle during mesh smoothing. The default value is 20.0.

updateShapeBasisVectors=EVERY_CYCLE¶

A SymbolicConstant specifying whether to update shape basis vectors in the first design cycle or every design cycle. Possible values are EVERY_CYCLE and FIRST_CYCLE. The default value is EVERY_CYCLE.

groupOperator=0¶

Added in version 2022: The groupOperator argument was added.

返回:¶

A ShapeTask object.

返回类型:¶

ShapeTask

SizingTask( name, abaqusSensitivities=True, elementThicknessDeltaStopCriteria=0, freezeBoundaryConditionRegions=0, freezeLoadRegions=1, modeTrackingRegion=MODEL, numFulfilledStopCriteria=2, numTrackedModes=5, objectiveFunctionDeltaStopCriteria=0, stopCriteriaDesignCycle=4, thicknessMoveLimit=0, thicknessUpdateStrategy=NORMAL, groupOperator=0, )[源代码]¶

This method creates a SizingTask object.

备注

This function can be accessed by:

mdb.models[name].SizingTask

备注

Check SizingTask on help.3ds.com/2024.

参数:¶

name¶

A String specifying the optimization task repository key.

abaqusSensitivities=True¶

A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is True.

Added in version 2019: The abaqusSensitivities argument was added.

elementThicknessDeltaStopCriteria=0¶

A Float specifying the stop criteria based on the change in element thickness. The default value is 0.5 x 10⁻².

freezeBoundaryConditionRegions=0¶

A Boolean specifying whether to exclude elements with boundary conditions from the optimization. The default value is OFF.

freezeLoadRegions=1¶

A Boolean specifying whether to exclude elements with loads and elements with loaded nodes from the optimization. The default value is ON.

modeTrackingRegion=MODEL¶

The SymbolicConstatnt MODEL or a Region object specifying the region to use for mode tracking. The default value is MODEL.

numFulfilledStopCriteria=2¶

An Int specifying the number of stop criteria. The default value is 2.

numTrackedModes=5¶

An Int specifying the number of modes included in mode tracking. The default value is 5.

objectiveFunctionDeltaStopCriteria=0¶

A Float specifying the stop criteria based on the change in objective function. The default value is 0.001.

stopCriteriaDesignCycle=4¶

An Int specifying the first design cycle used to evaluate convergence criteria. The default value is 4.

thicknessMoveLimit=0¶

A Float specifying the maximum change in thickness per design cycle. The default value is 0.25.

thicknessUpdateStrategy=NORMAL¶

A SymbolicConstant specifying the strategy for how the thickness is updated in the method of moving asymptotes. Possible values are NORMAL, CONSERVATIVE, and AGGRESSIVE. The default value is NORMAL.

groupOperator=0¶

Added in version 2022: The groupOperator argument was added.

返回:¶

A SizingTask object.

返回类型:¶

SizingTask

TopologyTask( name, abaqusSensitivities=True, algorithm=GENERAL_OPTIMIZATION, densityMoveLimit=0, densityUpdateStrategy=NORMAL, elementDensityDeltaStopCriteria=0, filterRadius=None, firstCycleDeletedVolume=5, firstCycleDeletedVolumeTechnique=0, freezeBoundaryConditionRegions=0, freezeLoadRegions=1, frequencySpectrumWeight=6, initialDensity=DEFAULT, materialInterpolationPenalty=3, materialInterpolationTechnique=DEFAULT, maxDensity=1, minDensity=None, modeTrackingRegion=MODEL, numDesignCycles=15, numFulfilledStopCriteria=2, numTrackedModes=5, objectiveFunctionDeltaStopCriteria=None, region=MODEL, softDeletionMethod=STANDARD, softDeletionRadius=0, softDeletionRegion=None, softDeletionThreshold=None, stepSize=MEDIUM, stiffnessMassDamping=AVERAGE_EDGE_LENGTH, stopCriteriaDesignCycle=4, structuralMassDamping=None, viscousMassDamping=None, viscousStiffnessDamping=None, groupOperator=0, )[源代码]¶

This method creates a TopologyTask object.

备注

This function can be accessed by:

mdb.models[name].TopologyTask

备注

Check TopologyTask on help.3ds.com/2024.

参数:¶

name¶

A String specifying the optimization task repository key.

abaqusSensitivities=True¶

A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is True.

Added in version 2019: The abaqusSensitivities argument was added.

algorithm=GENERAL_OPTIMIZATION¶

A SymbolicConstant specifying the optimization task algorithm. Possible values are GENERAL_OPTIMIZATION and CONDITION_BASED_OPTIMIZATION. The default value is GENERAL_OPTIMIZATION.

densityMoveLimit=0¶

A Float specifying the maximum density change per design cycle. The default value is 0.25.

densityUpdateStrategy=NORMAL¶

A SymbolicConstant specifying the strategy for how the densities are updated in the method of moving asymptotes. Possible values are NORMAL, CONSERVATIVE, and AGGRESSIVE. The default value is NORMAL.

elementDensityDeltaStopCriteria=0¶

A Float specifying the stop criteria based upon the change in element densities. The default value is 0.5x10⁻².

filterRadius=None¶

None or a Float specifying the mesh filter radius for mesh independence and minimum size. The default value is None.

firstCycleDeletedVolume=5¶

A Float specifying the volume that can be removed immediately in the first design cycle. The default value is 5.0.

firstCycleDeletedVolumeTechnique=0¶

A SymbolicConstant specifying the method of quantifying volume that can be removed immediately in the first design cycle. Possible values are OFF, PERCENTAGE, and ABSOLUTE. The default value is OFF.

freezeBoundaryConditionRegions=0¶

A Boolean specifying whether to exclude elements with boundary conditions from the optimization. The default value is OFF.

freezeLoadRegions=1¶

A Boolean specifying whether to exclude elements with loads and elements with loaded nodes from the optimization. The default value is ON.

frequencySpectrumWeight=6¶

A Float specifying the weighting factor for frequency spectrum peaks. The default value is 6.0.

initialDensity=DEFAULT¶

A SymbolicConstant specifying the Optimization product default or a float specifying the initial density. The default value is DEFAULT.

materialInterpolationPenalty=3¶

A Float specifying the penalty factor for the material interpolation technique. The default value is 3.0.

materialInterpolationTechnique=DEFAULT¶

A SymbolicConstant specifying the material interpolation technique: optimization product default, solid isotropic material with penalization, or rational approximation of material properties. Possible values are DEFAULT, SIMP, and RAMP. The default value is DEFAULT.

maxDensity=1¶

A Float specifying the maximum density in the density update. The default value is 1.0.

minDensity=None¶

A Float specifying the minimum density in the density update. The default value is 10⁻³.

modeTrackingRegion=MODEL¶

The SymbolicConstant MODEL or a Region object specifying the region to use for mode tracking. The default value is MODEL.

numDesignCycles=15¶

An Int specifying the number of design cycles permitted when stepSize is DYNAMIC. The default value is 15.

numFulfilledStopCriteria=2¶

An Int specifying the number of stop criteria. The default value is 2.

numTrackedModes=5¶

An Int specifying the number of modes included in mode tracking. The default value is 5.

objectiveFunctionDeltaStopCriteria=None¶

A Float specifying the stop criteria based on the change in objective function. The default value is 10⁻³.

region=MODEL¶

The SymbolicConstant MODEL or a Region object specifying the region to which the optimization task is applied. The default value is MODEL.

softDeletionMethod=STANDARD¶

A SymbolicConstant specifying the method used when softDeletionRegion is specified. The STANDARD method avoids creating disconnected regions. The AGGRESSIVE method only considers the softDeletionThreshold. The MAX_SHEAR_STRAIN, MAX_ELASTOPLASTIC_STRAIN and VOLUME_COMPRESSION methods do not need the softDeletionRadius. Possible values are STANDARD, AGGRESSIVE, MAX_SHEAR_STRAIN, MIN_PRINCIPAL_STRAIN, MAX_ELASTOPLASTIC_STRAIN and VOLUME_COMPRESSION. The default value is STANDARD.

softDeletionRadius=0¶

A Float specifying the radius to use when considering neighboring soft elements to delete. The default value is 0.0.

softDeletionRegion=None¶

None or a Region object specifying the region in which the soft elements should be deleted during optimization. The default value is None.

softDeletionThreshold=None¶

A Float specifying the relative material density value used to identify soft elements. Those with values below the threshold are considered for removal. For STANDARD and AGGRESSIVE methods positive values are accepted and the default value is 0.05. For MAX_SHEAR_STRAIN and MAX_ELASTOPLASTIC_STRAIN methods positive values are accepted whereas for MIN_PRINCIPAL_STRAIN and VOLUME_COMPRESSION methods negative values are accepted.

stepSize=MEDIUM¶

A SymbolicConstant specifying the size of the increment for volume modification. Possible values are DYNAMIC, VERY_SMALL, SMALL, MODERATE, MEDIUM, and LARGE. The default value is MEDIUM.

stiffnessMassDamping=AVERAGE_EDGE_LENGTH¶

The SymbolicConstant AVERAGE_EDGE_LENGTH or a Float specifying the stiffness mass damping for the task region. The default value is AVERAGE_EDGE_LENGTH.

stopCriteriaDesignCycle=4¶

An Int specifying the first design cycle used to evaluate convergence criteria. The default value is 4.

structuralMassDamping=None¶

None or a Float specifying the structural mass damping for the task region. The default value is None.

viscousMassDamping=None¶

None or a Float specifying the viscous mass damping for the task region. The default value is None.

viscousStiffnessDamping=None¶

None or a Float specifying the viscous stiffness damping for the task region. The default value is None.

groupOperator=0¶

Added in version 2022: The groupOperator argument was added.

返回:¶

A TopologyTask object.

返回类型:¶

TopologyTask

Assign features to optimization tasks¶

class OptimizationTask[源代码]¶

基类：OptimizationTaskBase

Public Data Attributes:

Inherited from OptimizationTaskBase

`name`	A String specifying the optimization task repository key.
`region`	The SymbolicConstant MODEL or a Region object specifying the region to which the optimization task is applied.
`designResponses`	A repository of DesignResponse objects.
`objectiveFunctions`	A repository of ObjectiveFunction objects.
`optimizationConstraints`	A repository of OptimizationConstraint objects.
`geometricRestrictions`	A repository of GeometricRestriction objects.
`stopConditions`	A repository of StopCondition objects.

Public Methods:

`SingleTermDesignResponse`(name, identifier[, ...])	This method creates a SingleTermDesignResponse object.
`ObjectiveFunction`(name, objectives[, target])	This method creates an ObjectiveFunction object.
`OptimizationConstraint`(name, designResponse, ...)	This method creates an OptimizationConstraint object.
`BeadFilter`(name, region[, radius, ...])	This method creates a BeadFilter object.
`BeadFixedRegion`(name, region[, csys, u1, u2, u3])	This method creates a BeadFixedRegion object.
`BeadGrowth`(name, region[, beadGrowth, shrink])	This method creates a BeadGrowth object.
`BeadPenetrationCheck`(name, ...)	This method creates a BeadPenetrationCheck object.
`BeadPlanarSymmetry`(name, region[, axis, csys])	This method creates a BeadPlanarSymmetry object.
`BeadPointSymmetry`(name, region[, csys])	This method creates a BeadPointSymmetry object.
`BeadRotationalSymmetry`(name, angle, region)	This method creates a BeadRotationalSymmetry object.
`DesignDirection`(name, region[, csys, ...])	This method creates a DesignDirection object.
`DrillControl`(name, clientDirection, region)	This method creates a DrillControl object.
`FixedRegion`(name, region[, csys, ...])	This method creates a FixedRegion object.
`FrozenArea`(name[, region])	This method creates a FrozenArea object.
`Growth`(name, region[, growth, ...])	This method creates a Growth object.
`PenetrationCheck`(name, ...[, ...])	This method creates a PenetrationCheck object.
`ShapeDemoldControl`(name, pullDirection, region)	This method creates a ShapeDemoldControl object.
`ShapeMemberSize`(name, region[, ...])	This method creates a ShapeMemberSize object.
`ShapePlanarSymmetry`(name, clientDirection, ...)	This method creates a ShapePlanarSymmetry object.
`ShapePointSymmetry`(name, region[, csys, ...])	This method creates a ShapePointSymmetry object.
`ShapeRotationalSymmetry`(name, ...[, ...])	This method creates a ShapeRotationalSymmetry object.
`SizingClusterAreas`(name, regions)	This method creates a SizingClusterAreas object.
`SizingCyclicSymmetry`(name, region, translation)	This method creates a SizingCyclicSymmetry object.
`SizingFrozenArea`(name, region)	This method creates a SizingFrozenArea object.
`SizingMemberSize`(name, region, minWidth)	This method creates a SizingMemberSize object.
`SizingPlanarSymmetry`(name, region[, axis, ...])	This method creates a SizingPlanarSymmetry object.
`SizingPointSymmetry`(name, region[, csys, ...])	This method creates a SizingPointSymmetry object.
`SizingRotationalSymmetry`(name, angle, region)	This method creates a SizingRotationalSymmetry object.
`SlideRegionControl`(name, clientDirection, region)	This method creates a SlideRegionControl object.
`StampControl`(name, clientDirection, region)	This method creates a StampControl object.
`TopologyCyclicSymmetry`(name, region, translation)	This method creates a TopologyCyclicSymmetry object.
`TopologyDemoldControl`(name, region[, csys, ...])	This method creates a TopologyDemoldControl object.
`TopologyMemberSize`(name, region[, ...])	This method creates a TopologyMemberSize object.
`TopologyMillingControl`(name, ...[, csys, ...])	This method creates a TopologyMillingControl object.
`TopologyOverhangControl`(name, pullDirection, ...)	This method creates a TopologyOverhangControl object.
`TopologyPlanarSymmetry`(name, region[, axis, ...])	This method creates a TopologyPlanarSymmetry object.
`TopologyPointSymmetry`(name, region[, csys, ...])	This method creates a TopologyPointSymmetry object.
`TopologyRibDesign`(name, ribDirection, ...[, ...])	This method creates a TopologyRibDesign object.
`TopologyRotationalSymmetry`(name, angle, region)	This method creates a TopologyRotationalSymmetry object.
`TurnControl`(name, clientDirection, region[, ...])	This method creates a TurnControl object.

Member Details:

BeadFilter( name, region, radius=None, filterRadiusBy=ABSOLUTE_VALUE, filterCheckRegion=FILTER_REGION, )[源代码]¶

This method creates a BeadFilter object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].BeadFilter

Added in version 2023.

The BeadFilter method was added.

备注

Check BeadFilter on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied.
radius=None¶: A Float specifying the filter radius. The default value is double the average edge length of the model.
filterRadiusBy=ABSOLUTE_VALUE¶: The SymbolicConstant defines whether the filter radius is in absolute or relative units. For an absolute radius, the value is ABSOLUTE_VALUE. For a relative radius, the value is RELATIVE. The default value is ABSOLUTE_VALUE.
filterCheckRegion=FILTER_REGION¶: The SymbolicConstant FILTER_REGION or a Region object specifying the filter check region. If the value is FILTER_REGION, the value of the region is used as both the filter region and the filter check region. The default value is FILTER_REGION.

返回:¶

A BeadFilter object.

返回类型:¶

BeadFilter

BeadFixedRegion(name, region, csys=None, u1=0, u2=0, u3=0)[源代码]¶

This method creates a BeadFixedRegion object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].BeadFixedRegion

备注

Check BeadFixedRegion on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
u1=0¶: A Boolean specifying whether to fix the region in the 1-direction. The default value is OFF.
u2=0¶: A Boolean specifying whether to fix the region in the 2-direction. The default value is OFF.
u3=0¶: A Boolean specifying whether to fix the region in the 3-direction. The default value is OFF.

返回:¶

A BeadFixedRegion object.

返回类型:¶

BeadFixedRegion

BeadGrowth(name, region, beadGrowth=0, shrink=0)[源代码]¶

This method creates a BeadGrowth object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].BeadGrowth

备注

Check BeadGrowth on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied.
beadGrowth=0¶: A Float specifying the maximum optimization displacement in the growth direction. Either beadGrowth or shrink or both must be specified. The default value is 0.0.
shrink=0¶: A Float specifying the maximum optimization displacement in the shrink direction. Either beadGrowth or shrink or both must be specified The default value is 0.0.

返回:¶

A BeadGrowth object.

返回类型:¶

BeadGrowth

BeadPenetrationCheck(name, beadPenetrationCheckRegion, region)[源代码]¶

This method creates a BeadPenetrationCheck object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].BeadPenetrationCheck

备注

Check BeadPenetrationCheck on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
beadPenetrationCheckRegion¶: A Region object specifying the penetration check region.
region¶: A Region object specifying the region to which the geometric restriction is applied.

返回:¶

A BeadPenetrationCheck object.

返回类型:¶

BeadPenetrationCheck

BeadPlanarSymmetry(name, region, axis=AXIS_1, csys=None)[源代码]¶

This method creates a BeadPlanarSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].BeadPlanarSymmetry

备注

Check BeadPlanarSymmetry on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied.
axis=AXIS_1¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

返回:¶

A BeadPlanarSymmetry object.

返回类型:¶

BeadPlanarSymmetry

BeadPointSymmetry(name, region, csys=None)[源代码]¶

This method creates a BeadPointSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].BeadPointSymmetry

备注

Check BeadPointSymmetry on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied.
csys=None¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

返回:¶

A BeadPointSymmetry object.

返回类型:¶

BeadPointSymmetry

BeadRotationalSymmetry(name, angle, region, axis=AXIS_1, csys=None)[源代码]¶

This method creates a BeadRotationalSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].BeadRotationalSymmetry

备注

Check BeadRotationalSymmetry on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
angle¶: A Float specifying the repeating segment size, an angle in degrees.
region¶: A Region object specifying the region to which the geometric restriction is applied.
axis=AXIS_1¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

返回:¶

A BeadRotationalSymmetry object.

返回类型:¶

BeadRotationalSymmetry

DesignDirection( name, region, csys=None, mainPoint=None, mainPointDetermination=MAXIMUM, movementRestriction=VECTOR, presumeFeasibleRegionAtStart=1, u1=1, u2=1, u3=1, )[源代码]¶

This method creates a DesignDirection object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].DesignDirection

备注

Check DesignDirection on help.3ds.com/2024.

参数:¶

name¶

A String specifying the geometric restriction repository key.

region¶

A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

csys=None¶

None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPoint=None¶

None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The argument masterPoint was renamed to mainPoint.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

movementRestriction=VECTOR¶

A SymbolicConstant specifying whether movement in the region should follow only the direction of the mainPoint, only the magnitude, or both the magnitude of the mainPoint and the directions specified by u1, u2 and u3. Possible values are DIRECTION, MAGNITUDE, and VECTOR. The default value is VECTOR.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

u1=1¶

A Boolean specifying whether movement in the region should follow the masterPoint in the 1-direction. This is used when movementRestriction is VECTOR. The default value is ON.

u2=1¶

A Boolean specifying whether movement in the region should follow the masterPoint in the 2-direction. This is used when movementRestriction is VECTOR. The default value is ON.

u3=1¶

A Boolean specifying whether movement in the region should follow the masterPoint in the 3-direction. This is used when movementRestriction is VECTOR. The default value is ON.

返回:¶

A DesignDirection object.

返回类型:¶

DesignDirection

DrillControl( name, clientDirection, region, csys=None, drawAngle=0, mainPoint=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, undercutTolerance=0, )[源代码]¶

This method creates a DrillControl object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].DrillControl

备注

Check DrillControl on help.3ds.com/2024.

参数:¶

name¶

A String specifying the geometric restriction repository key.

clientDirection¶

A VertexArray object of length 2 specifying the direction of the drill axis positioned at the csys origin. Instead of through a ConstrainedSketchVertex, each point may be specified through a tuple of coordinates.

region¶

A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

csys=None¶

None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

drawAngle=0¶

A Float specifying the draw angle. The default value is 0.0.

mainPoint=None¶

None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The argument masterPoint was renamed to mainPoint.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

undercutTolerance=0¶

A Float specifying the undercut tolerance. The default value is 0.0.

返回:¶

A DrillControl object.

返回类型:¶

DrillControl

FixedRegion( name, region, csys=None, presumeFeasibleRegionAtStart=1, u1=0, u2=0, u3=0, )[源代码]¶

This method creates a FixedRegion object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].FixedRegion

备注

Check FixedRegion on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
presumeFeasibleRegionAtStart=1¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.
u1=0¶: A Boolean specifying whether to fix the region in the 1-direction. The default value is OFF.
u2=0¶: A Boolean specifying whether to fix the region in the 2-direction. The default value is OFF.
u3=0¶: A Boolean specifying whether to fix the region in the 3-direction. The default value is OFF.

返回:¶

A FixedRegion object.

返回类型:¶

FixedRegion

FrozenArea(name, region=<abaqus.Region.Region.Region object>)[源代码]¶

This method creates a FrozenArea object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].FrozenArea

备注

Check FrozenArea on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region : Region, default: <abaqus.Region.Region.Region object at 0x7f7c35d11d50>: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

返回:¶

A FrozenArea object.

返回类型:¶

FrozenArea

Growth(name, region, growth=0, presumeFeasibleRegionAtStart=1, shrink=0)[源代码]¶

This method creates a Growth object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].Growth

备注

Check Growth on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
growth=0¶: A Float specifying the maximum optimization displacement in the growth direction. Either growth or shrink or both must be specified. The default value is 0.0.
presumeFeasibleRegionAtStart=1¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.
shrink=0¶: A Float specifying the maximum optimization displacement in the shrink direction. Either growth or shrink or both must be specified The default value is 0.0.

返回:¶

A Growth object.

返回类型:¶

Growth

ObjectiveFunction(name, objectives, target=MINIMIZE)[源代码]¶

This method creates an ObjectiveFunction object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].ObjectiveFunction

备注

Check ObjectiveFunction on help.3ds.com/2024.

参数:¶

name¶: A String specifying the objective function repository key.
objectives¶: An OptimizationObjectiveArray object.
target=MINIMIZE¶: A SymbolicConstant specifying the target of the objective function. Possible values are MINIMIZE, MAXIMIZE, and MINIMIZE_MAXIMUM. The default value is MINIMIZE.

返回:¶

An ObjectiveFunction object.

返回类型:¶

ObjectiveFunction

抛出:¶

InvalidNameError --
RangeError --

OptimizationConstraint( name, designResponse, restrictionValue, restrictionMethod=ABSOLUTE_EQUAL, )[源代码]¶

This method creates an OptimizationConstraint object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].OptimizationConstraint

备注

Check OptimizationConstraint on help.3ds.com/2024.

参数:¶

name¶: A String specifying the optimization constraint repository key.
designResponse¶: A String specifying the name of the design response to constrain.
restrictionValue¶: A Float specifying the value to which the design response should be constrained.
restrictionMethod=ABSOLUTE_EQUAL¶: A SymbolicConstant specifying the method used to constrain the design response. Possible values are ABSOLUTE_EQUAL, ABSOLUTE_GREATER_THAN_EQUAL, ABSOLUTE_LESS_THAN_EQUAL, RELATIVE_EQUAL, RELATIVE_GREATER_THAN_EQUAL, and RELATIVE_LESS_THAN_EQUAL. The default value is ABSOLUTE_EQUAL.

返回:¶

An OptimizationConstraint object.

返回类型:¶

OptimizationConstraint

抛出:¶

InvalidNameError --
RangeError --

PenetrationCheck( name, penetrationCheckRegion, region, presumeFeasibleRegionAtStart=1, )[源代码]¶

This method creates a PenetrationCheck object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].PenetrationCheck

备注

Check PenetrationCheck on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
penetrationCheckRegion¶: A Region object specifying the penetration check region.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
presumeFeasibleRegionAtStart=1¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

返回:¶

A PenetrationCheck object.

返回类型:¶

PenetrationCheck

ShapeDemoldControl( name, pullDirection, region, collisionCheckRegion=DEMOLD_REGION, csys=None, drawAngle=0, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, undercutTolerance=0, )[源代码]¶

This method creates a ShapeDemoldControl object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].ShapeDemoldControl

备注

Check ShapeDemoldControl on help.3ds.com/2024.

参数:¶

name¶

A String specifying the geometric restriction repository key.

pullDirection¶

A VertexArray object of length 2 specifying the demold pull direction. Instead of through a ConstrainedSketchVertex, each point might be specified through a tuple of coordinates.

region¶

A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

collisionCheckRegion=DEMOLD_REGION¶

The SymbolicConstant DEMOLD_REGION or a Region object specifying the collision check region. If the value is DEMOLD_REGION, then the value of region is used as both the demold region and the collision check region. The default value is DEMOLD_REGION.

csys=None¶

None or a DatumCsys object specifying the local coordinate system of the pullDirection. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int indicating the identifier of the DatumCsys. The default value is None.

drawAngle=0¶

A Float specifying the draw angle. The default value is 0.0.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM and MINIMUM. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

undercutTolerance=0¶

A Float specifying the undercut tolerance. The default value is 0.0.

返回:¶

A ShapeDemoldControl object.

返回类型:¶

ShapeDemoldControl

ShapeMemberSize( name, region, maxThickness=0, minThickness=0, sizeRestriction=MINIMUM, assignNodeGroupRegion=0, nodeGroupRegion='', )[源代码]¶

This method creates a ShapeMemberSize object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].ShapeMemberSize

备注

Check ShapeMemberSize on help.3ds.com/2024.

参数:¶

name¶

A String specifying the geometric restriction repository key.

region¶

A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

maxThickness=0¶

A Float specifying the maximum thickness. The default value is 0.0.

minThickness=0¶

A Float specifying the minimum thickness. The default value is 0.0.

sizeRestriction=MINIMUM¶

A SymbolicConstant specifying whether to restrict the minimum or maximum thickness. Possible values are MAXIMUM and MINIMUM. The default value is MINIMUM.

assignNodeGroupRegion=0¶

A bool specifying whether to use the node group region. The default value is OFF.

Added in version 2022: The assignNodeGroupRegion argument was added.

nodeGroupRegion=''¶

A Node Region object specifying the check node group.

Added in version 2022: The nodeGroupRegion argument was added.

返回:¶

A ShapeMemberSize object.

返回类型:¶

ShapeMemberSize

ShapePlanarSymmetry( name, clientDirection, region, allowNonSymmetricMesh=True, csys=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

This method creates a ShapePlanarSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].ShapePlanarSymmetry

备注

Check ShapePlanarSymmetry on help.3ds.com/2024.

参数:¶

name¶

A String specifying the geometric restriction repository key.

clientDirection¶

A VertexArray object of length 2 specifying the vector positioned at the csys origin that is normal to the symmetry plane. Instead of through a ConstrainedSketchVertex, each point may be specified through a tuple of coordinates.

region¶

A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

allowNonSymmetricMesh=True¶

A Boolean specifying whether to allow a nonsymmetric mesh for this geometric restriction. The default value is TRUE.

Added in version 2021: The alloowNonSymmetricMesh argument was added.

csys=None¶

None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for determining the main node. Possible values are MAXIMUM and MINIMUM. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

返回:¶

A ShapePlanarSymmetry object.

返回类型:¶

ShapePlanarSymmetry

ShapePointSymmetry( name, region, csys=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

This method creates a ShapePointSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].ShapePointSymmetry

备注

Check ShapePointSymmetry on help.3ds.com/2024.

参数:¶

name¶

A String specifying the geometric restriction repository key.

region¶

A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

csys=None¶

None or a DatumCsys object specifying the symmetry point represented as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for determining the main node. Possible values are MAXIMUM and MINIMUM. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

返回:¶

A ShapePointSymmetry object.

返回类型:¶

ShapePointSymmetry

ShapeRotationalSymmetry( name, clientDirection, region, allowNonSymmetricMesh=True, angle=0, csys=None, mainPoint=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, startPoint=None, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

This method creates a ShapeRotationalSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].ShapeRotationalSymmetry

备注

Check ShapeRotationalSymmetry on help.3ds.com/2024.

参数:¶

name¶

A String specifying the geometric restriction repository key.

clientDirection¶

A VertexArray object of length 2 specifying the vector positioned at the csys origin, used as the axis of symmetry. Instead of through a ConstrainedSketchVertex, each point might be specified through a tuple of coordinates.

region¶

A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

allowNonSymmetricMesh=True¶

A Boolean specifying whether to allow a nonsymmetric mesh for this geometric restriction. The default value is TRUE.

Added in version 2021: The alloowNonSymmetricMesh argument was added.

angle=0¶

A Float specifying the segment size of the repeating pattern in degrees. If the angle value is 0, no repeating pattern is created. The default value is 0.0.

csys=None¶

None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPoint=None¶

None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The argument masterPoint was renamed to mainPoint.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for determining the main node. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

startPoint=None¶

A tuple of Floats representing the coordinates of a start point of the rotational symmetry.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

返回:¶

A ShapeRotationalSymmetry object.

返回类型:¶

ShapeRotationalSymmetry

SingleTermDesignResponse( name, identifier, csys=None, drivingRegion=None, operation=SUM, region=MODEL, shellLayer=MAXIMUM, stepOptions=None, )[源代码]¶

This method creates a SingleTermDesignResponse object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].SingleTermDesignResponse

在 2024 版本发生变更: The argument stepOperation was removed.

备注

Check SingleTermDesignResponse on help.3ds.com/2024.

参数:¶

name¶: A String specifying the design response repository key.
identifier¶: A String specifying the name of the variable identifier.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
drivingRegion=None¶: None or a sequence of Floats specifying the driving region used when identifier is an internal nodal variable. The default value is None.
operation=SUM¶: A SymbolicConstant specifying the operation used on values in the region. Possible values are MAXIMUM, MINIMUM, and SUM. The default value is SUM.
region=MODEL¶: The SymbolicConstant MODEL or a Region object specifying the region of the design response variable. The default value is MODEL.
shellLayer=MAXIMUM¶: A SymbolicConstant specifying the location used for shell layer values. Possible values are BOTTOM, MAXIMUM, MIDDLE, MINIMUM, and TOP. The default value is MAXIMUM.
stepOptions=None¶: A StepOptionArray object.

返回:¶

A SingleTermDesignResponse object.

返回类型:¶

SingleTermDesignResponse

SizingClusterAreas(name, regions)[源代码]¶

This method creates a SizingClusterAreas object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].SizingClusterAreas

备注

Check SizingClusterAreas on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
regions¶: Tuple of Region objects specifying the regions to which the geometric restriction is applied.

返回:¶

A SizingClusterAreas object.

返回类型:¶

SizingClusterAreas

SizingCyclicSymmetry( name, region, translation, axis=AXIS_1, csys=None, ignoreFrozenArea=0, )[源代码]¶

This method creates a SizingCyclicSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].SizingCyclicSymmetry

备注

Check SizingCyclicSymmetry on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied.
translation¶: A Float specifying the translation distance.
axis=AXIS_1¶: A SymbolicConstant specifying the translation direction defined along an axis positioned at the csys origin. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

返回:¶

A SizingCyclicSymmetry object.

返回类型:¶

SizingCyclicSymmetry

SizingFrozenArea(name, region)[源代码]¶

This method creates a SizingFrozenArea object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].SizingFrozenArea

备注

Check SizingFrozenArea on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied.

返回:¶

A SizingFrozenArea object.

返回类型:¶

SizingFrozenArea

SizingMemberSize(name, region, minWidth)[源代码]¶

This method creates a SizingMemberSize object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].SizingMemberSize

备注

Check SizingMemberSize on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied.
minWidth¶: A Float specifying the min width.

SizingPlanarSymmetry( name, region, axis=AXIS_1, csys=None, ignoreFrozenArea=0, )[源代码]¶

This method creates a SizingPlanarSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].SizingPlanarSymmetry

备注

Check SizingPlanarSymmetry on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied.
axis=AXIS_1¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

返回:¶

A SizingPlanarSymmetry object.

返回类型:¶

SizingPlanarSymmetry

SizingPointSymmetry(name, region, csys=None, ignoreFrozenArea=0)[源代码]¶

This method creates a SizingPointSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].SizingPointSymmetry

备注

Check SizingPointSymmetry on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied.
csys=None¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

返回:¶

A SizingPointSymmetry object.

返回类型:¶

SizingPointSymmetry

SizingRotationalSymmetry( name, angle, region, axis=AXIS_1, csys=None, ignoreFrozenArea=0, )[源代码]¶

This method creates a SizingRotationalSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].SizingRotationalSymmetry

备注

Check SizingRotationalSymmetry on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
angle¶: A Float specifying the repeating segment size, an angle in degrees.
region¶: A Region object specifying the region to which the geometric restriction is applied.
axis=AXIS_1¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

返回:¶

A SizingRotationalSymmetry object.

返回类型:¶

SizingRotationalSymmetry

SlideRegionControl( name, clientDirection, region, approach=FREE_FORM, csys=None, freeFormRegion=None, presumeFeasibleRegionAtStart=1, revolvedRegion=None, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

This method creates a SlideRegionControl object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].SlideRegionControl

备注

Check SlideRegionControl on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
clientDirection¶: A VertexArray object of length 2 specifying the axis of revolution. Instead of through a ConstrainedSketchVertex, each point may be specified through a tuple of coordinates. This is used when approach is TURN.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
approach=FREE_FORM¶: A SymbolicConstant specifying the restriction approach. The SymbolicConstant FREE_FORM indicates a free-form slide region, and the SymbolicConstant TURN indicates that the restriction should conserve a turnable surface. Possible values are FREE_FORM and TURN. The default value is FREE_FORM.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. This is used when approach is TURN. The default value is None.
freeFormRegion=None¶: None or a Region object specifying the free-form region. This is used when approach is FREE_FORM. The default value is None.
presumeFeasibleRegionAtStart=1¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.
revolvedRegion=None¶: None or a Region object specifying the region to revolve into a slide region. This is used when approach is TURN. The default value is None.
tolerance1=0¶: A Float specifying the geometric tolerance in the 1-direction. This is used when approach is TURN. The default value is 0.01.
tolerance2=0¶: A Float specifying the geometric tolerance in the 2-direction. This is used when approach is TURN. The default value is 0.01.
tolerance3=0¶: A Float specifying the geometric tolerance in the 3-direction. This is used when approach is TURN. The default value is 0.01.

返回:¶

A SlideRegionControl object.

返回类型:¶

SlideRegionControl

StampControl( name, clientDirection, region, csys=None, drawAngle=0, mainPoint=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, undercutTolerance=0, )[源代码]¶

This method creates a StampControl object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].StampControl

备注

Check StampControl on help.3ds.com/2024.

参数:¶

name¶

A String specifying the geometric restriction repository key.

clientDirection¶

A VertexArray object of length 2 specifying the stamping direction. Instead of through a ConstrainedSketchVertex, each point may be specified through a tuple of coordinates.

region¶

A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

csys=None¶

None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

drawAngle=0¶

A Float specifying the draw angle. The default value is 0.0.

mainPoint=None¶

None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The argument masterPoint was renamed to mainPoint.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

undercutTolerance=0¶

A Float specifying the undercut tolerance. The default value is 0.0.

返回:¶

A StampControl object.

返回类型:¶

StampControl

TopologyCyclicSymmetry( name, region, translation, axis=AXIS_1, csys=None, ignoreFrozenArea=0, )[源代码]¶

This method creates a TopologyCyclicSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].TopologyCyclicSymmetry

备注

Check TopologyCyclicSymmetry on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
translation¶: A Float specifying the translation distance.
axis=AXIS_1¶: A SymbolicConstant specifying the translation direction defined along an axis positioned at the csys origin. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

返回:¶

A TopologyCyclicSymmetry object.

返回类型:¶

TopologyCyclicSymmetry

TopologyDemoldControl( name, region, csys=None, draftAngle=0, collisionCheckRegion=DEMOLD_REGION, pointRegion=None, pullDirection=(), technique=AUTO, )[源代码]¶

This method creates a TopologyDemoldControl object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].TopologyDemoldControl

备注

Check TopologyDemoldControl on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
csys=None¶: None or a DatumCsys object specifying the local coordinate system of the pullDirection. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int indicating the identifier of the DatumCsys. The default value is None.
draftAngle=0¶: A Float specifying the draft angle. The default value is 0.0.
collisionCheckRegion=DEMOLD_REGION¶: The SymbolicConstant DEMOLD_REGION or a Region object specifying the collision check region. If the value is DEMOLD_REGION, then the value of region is used as both the demold region and the collision check region. The default value is DEMOLD_REGION.
pointRegion=None¶: A Region object specifying the point on a plane perpendicular to the pull direction, used to specify the central plane when technique is POINT.
pullDirection=()¶: A VertexArray object of length 2 specifying the demold pull direction. Instead of through a ConstrainedSketchVertex, each point may be specified through a tuple of coordinates.
technique=AUTO¶: A SymbolicConstant specifying the demold technique. Possible values are AUTO, AUTO_TIGHT, POINT, SURFACE, and STAMP. The default value is AUTO.

返回:¶

A TopologyDemoldControl object.

返回类型:¶

TopologyDemoldControl

TopologyMemberSize( name, region, maxThickness=0, minThickness=0, separation=0, sizeRestriction=MINIMUM, )[源代码]¶

This method creates a TopologyMemberSize object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].TopologyMemberSize

备注

Check TopologyMemberSize on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
maxThickness=0¶: A Float specifying the maximum thickness. The default value is 0.0.
minThickness=0¶: A Float specifying the minimum thickness. The default value is 0.0.
separation=0¶: A Float specifying the minimum gap. The default value is 0.0.
sizeRestriction=MINIMUM¶: A SymbolicConstant specifying whether to restrict the minimum or maximum thickness or an envelope of both. Possible values are ENVELOPE, MAXIMUM, and MINIMUM. The default value is MINIMUM.

返回:¶

A TopologyMemberSize object.

返回类型:¶

TopologyMemberSize

TopologyMillingControl( name, millingDirections, region, csys=None, millingCheckRegion=MILLING_REGION, radius=None, )[源代码]¶

This method creates a TopologyMillingControl object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].TopologyMillingControl

Added in version 2022: The TopologyMillingControl method was added.

备注

Check TopologyMillingControl on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
millingDirections¶: A tuple of VertexArray objects of length 2 specifying the milling directions. Each point can be specified through a tuple of coordinates instead of through a ConstrainedSketchVertex.
region¶: A Region object specifying the region to which the geometric restriction is applied.
csys=None¶: None or a DatumCsys object specifying the local coordinate system of the millingDirections. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int indicating the identifier of the DatumCsys. The default value is None.
millingCheckRegion=MILLING_REGION¶: The SymbolicConstant MILLING_REGION or a Region object specifying the milling check region. If the value is MILLING_REGION, the value of region is used as both the milling control region and the milling check region. The default value is MILLING_REGION.
radius=None¶: A Float specifying the radius for the collision check during the removal of the elements for the milling criteria.

返回:¶

A TopologyMillingControl object.

返回类型:¶

TopologyMillingControl

TopologyOverhangControl( name, pullDirection, region, csys=None, draftAngle=45, overhangCheckRegion=OVERHANG_REGION, pointRegion=<abaqus.Region.Region.Region object>, radius=None, technique=AUTO, )[源代码]¶

This method creates a TopologyOverhangControl object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].TopologyOverhangControl

Added in version 2019: The TopologyOverhangControl method was added.

备注

Check TopologyOverhangControl on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
pullDirection¶: A VertexArray object of length 2 specifying the overhang control print direction. Instead of through a ConstrainedSketchVertex, each point can be specified through a tuple of coordinates.
region¶: A Region object specifying the region to which the geometric restriction is applied.
csys : int | None, default: None: None or a DatumCsys object specifying the local coordinate system of the pullDirection. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int indicating the identifier of the DatumCsys. The default value is None.
draftAngle : float, default: 45: A Float specifying the overhang angle. The default value is 45.0.
overhangCheckRegion : Literal[OVERHANG_REGION], default: OVERHANG_REGION: The SymbolicConstant OVERHANG_REGION or a Region object specifying the overhang check region. If the value is OVERHANG_REGION, the value of region is used as both the overhang control region and the overhang check region. The default value is OVERHANG_REGION.
pointRegion : Region, default: <abaqus.Region.Region.Region object at 0x7f7c35d12490>: A Region object specifying the point on a plane perpendicular to the pullDirection that is used to specify the base plane when technique is POINT.
radius : float | None, default: None: A Float specifying the radius to define the size of the cones that are used in the internal check for the overhang criteria.
technique : Literal[POINT, NONE, AUTO], default: AUTO: A SymbolicConstant specifying the overhang control technique used to define the base plane. Possible values are AUTO, POINT, and NONE. The default value is AUTO.

返回:¶

A TopologyOverhangControl object.

TopologyPlanarSymmetry( name, region, axis=AXIS_1, csys=None, ignoreFrozenArea=0, )[源代码]¶

This method creates a TopologyPlanarSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].TopologyPlanarSymmetry

备注

Check TopologyPlanarSymmetry on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
axis=AXIS_1¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

返回:¶

A TopologyPlanarSymmetry object.

返回类型:¶

TopologyPlanarSymmetry

TopologyPointSymmetry(name, region, csys=None, ignoreFrozenArea=0)[源代码]¶

This method creates a TopologyPointSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].TopologyPointSymmetry

备注

Check TopologyPointSymmetry on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
csys=None¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

返回:¶

A TopologyPointSymmetry object.

返回类型:¶

TopologyPointSymmetry

TopologyRibDesign( name, ribDirection, ribThickness, ribDistance, region, csys=None, ribDesignCheckRegion=RIBDESIGN_REGION, )[源代码]¶

This method creates a TopologyRibDesign object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].TopologyRibDesign

Added in version 2022: The TopologyRibDesign method was added.

备注

Check TopologyRibDesign on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
ribDirection¶: A VertexArray object of length 2 specifying the out-of-plane growth direction of the ribs. Instead of through a Vertex, each point can be specified through a tuple of coordinates.
ribThickness¶: A Float specifying the average thickness of the ribs.
ribDistance¶: A Float specifying the average distance between the rib centers. The distance must be larger than twice the average element edge length.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
csys=None¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ribDesignCheckRegion=RIBDESIGN_REGION¶: The SymbolicConstant RIBDESIGN_REGION or a Region object specifying the overhang check region. If the value is OVERHANG_REGION, the value of region is used as both the overhang control region and the overhang check region. The default value is RIBDESIGN_REGION.

返回:¶

A TopologyRibDesign object.

返回类型:¶

TopologyRibDesign

TopologyRotationalSymmetry( name, angle, region, axis=AXIS_1, csys=None, ignoreFrozenArea=0, )[源代码]¶

This method creates a TopologyRotationalSymmetry object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].TopologyRotationalSymmetry

备注

Check TopologyRotationalSymmetry on help.3ds.com/2024.

参数:¶

name¶: A String specifying the geometric restriction repository key.
angle¶: A Float specifying the repeating segment size, an angle in degrees.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
axis=AXIS_1¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

返回:¶

A TopologyRotationalSymmetry object.

返回类型:¶

TopologyRotationalSymmetry

TurnControl( name, clientDirection, region, csys=None, mainPoint=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

This method creates a TurnControl object.

备注

This function can be accessed by:

mdb.models[name].optimizationTasks[name].TurnControl

备注

Check TurnControl on help.3ds.com/2024.

参数:¶

name¶

A String specifying the geometric restriction repository key.

clientDirection¶

A VertexArray object of length 2 specifying the direction of the rotation axis as a vector positioned at the csys origin. Instead of through a ConstrainedSketchVertex, each point might be specified through a tuple of coordinates.

region¶

A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

csys=None¶

None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPoint=None¶

None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The argument masterPoint was renamed to mainPoint.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

返回:¶

A TurnControl object.

返回类型:¶

TurnControl

Other Classes¶

class BeadFilter( name, region, radius=None, filterRadiusBy=ABSOLUTE_VALUE, filterCheckRegion=FILTER_REGION, )[源代码]¶

基类：GeometricRestriction

The BeadFilter object defines a growth geometric restriction. The BeadFilter object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

Added in version 2023: The BeadFilter class was added.

备注

Check BeadFilter on help.3ds.com/2024.

Member Details:

filterCheckRegion : --is-rst--:py:data:`~typing.Union`\ \[:py:data:`~typing.Literal`\ \[``FILTER_REGION``], :py:class:`~abaqus.Region.Region.Region`] = 'FILTER_REGION'[源代码]¶: The SymbolicConstant FILTER_REGION or a Region object specifying the filter check region. If the value is FILTER_REGION, the value of the region is used as both the filter region and the filter check region. The default value is FILTER_REGION.

filterRadiusBy : --is-rst--:py:data:`~typing.Literal`\ \[``ABSOLUTE_VALUE``, ``RELATIVE``] = 'ABSOLUTE_VALUE'[源代码]¶: The SymbolicConstant defines whether the filter radius is in absolute or relative units. For an absolute radius, the value is ABSOLUTE_VALUE. For a relative radius, the value is RELATIVE. The default value is ABSOLUTE_VALUE.

radius : --is-rst--:py:class:`float`[源代码]¶: A Float specifying the filter radius. The default value is double the average edge length of the model.

setValues( region, radius=None, filterRadiusBy=ABSOLUTE_VALUE, filterCheckRegion=FILTER_REGION, )[源代码]¶

This method modifies the BeadFilter object.

备注

Check BeadFilter.setValues on help.3ds.com/2024.

参数:¶

region¶: A Region object specifying the region to which the geometric restriction is applied.
radius=None¶: A Float specifying the filter radius. The default value is double the average edge length of the model.
filterRadiusBy=ABSOLUTE_VALUE¶: The SymbolicConstant defines whether the filter radius is in absolute or relative units. For an absolute radius, the value is ABSOLUTE_VALUE. For a relative radius, the value is RELATIVE. The default value is ABSOLUTE_VALUE.
filterCheckRegion=FILTER_REGION¶: The SymbolicConstant FILTER_REGION or a Region object specifying the filter check region. If the value is FILTER_REGION, the value of the region is used as both the filter region and the filter check region. The default value is FILTER_REGION.

class GeometricRestriction[源代码]¶

基类：object

The GeometricRestriction object is the abstract base type for other GeometricRestriction objects. The GeometricRestriction object has no explicit constructor. The methods and members of the GeometricRestriction object are common to all objects derived from GeometricRestriction.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check GeometricRestriction on help.3ds.com/2024.

Member Details:

name : --is-rst--:py:class:`str` = ''[源代码]¶: A String specifying the geometric restriction repository key.

region : --is-rst--:py:class:`~abaqus.Region.Region.Region` = <abaqus.Region.Region.Region object>[源代码]¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

class BeadFixedRegion(name, region, csys=None, u1=0, u2=0, u3=0)[源代码]¶

基类：GeometricRestriction

The BeadFixedRegion object defines a fixed region geometric restriction. The BeadFixedRegion object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check BeadFixedRegion on help.3ds.com/2024.

Member Details:

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

setValues(csys=None, u1=0, u2=0, u3=0)[源代码]¶

This method modifies the BeadFixedRegion object.

备注

Check BeadFixedRegion.setValues on help.3ds.com/2024.

参数:¶

csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
u1=0¶: A Boolean specifying whether to fix the region in the 1-direction. The default value is OFF.
u2=0¶: A Boolean specifying whether to fix the region in the 2-direction. The default value is OFF.
u3=0¶: A Boolean specifying whether to fix the region in the 3-direction. The default value is OFF.

u1 : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to fix the region in the 1-direction. The default value is OFF.

u2 : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to fix the region in the 2-direction. The default value is OFF.

u3 : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to fix the region in the 3-direction. The default value is OFF.

class BeadGrowth(name, region, beadGrowth=0, shrink=0)[源代码]¶

基类：GeometricRestriction

The BeadGrowth object defines a growth geometric restriction. The BeadGrowth object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check BeadGrowth on help.3ds.com/2024.

Member Details:

beadGrowth : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the maximum optimization displacement in the growth direction. Either beadGrowth or shrink or both must be specified. The default value is 0.0.

setValues(beadGrowth=0, shrink=0)[源代码]¶

This method modifies the BeadGrowth object.

备注

Check BeadGrowth.setValues on help.3ds.com/2024.

参数:¶

beadGrowth=0¶: A Float specifying the maximum optimization displacement in the growth direction. Either beadGrowth or shrink or both must be specified. The default value is 0.0.
shrink=0¶: A Float specifying the maximum optimization displacement in the shrink direction. Either beadGrowth or shrink or both must be specified The default value is 0.0.

shrink : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the maximum optimization displacement in the shrink direction. Either beadGrowth or shrink or both must be specified The default value is 0.0.

class BeadPenetrationCheck(name, beadPenetrationCheckRegion, region)[源代码]¶

基类：GeometricRestriction

The BeadPenetrationCheck object defines a penetration check geometric restriction. The BeadPenetrationCheck object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check BeadPenetrationCheck on help.3ds.com/2024.

Member Details:

beadPenetrationCheckRegion : --is-rst--:py:class:`~abaqus.Region.Region.Region`[源代码]¶: A Region object specifying the penetration check region.

setValues(*args, **kwargs)[源代码]¶: This method modifies the BeadPenetrationCheck object.

class BeadPlanarSymmetry(name, region, axis=AXIS_1, csys=None)[源代码]¶

基类：GeometricRestriction

The BeadPlanarSymmetry object defines a bead planar symmetry geometric restriction. The BeadPlanarSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check BeadPlanarSymmetry on help.3ds.com/2024.

Member Details:

axis : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'AXIS_1'[源代码]¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

setValues(axis=AXIS_1, csys=None)[源代码]¶

This method modifies the BeadPlanarSymmetry object.

备注

Check BeadPlanarSymmetry.setValues on help.3ds.com/2024.

参数:¶

axis=AXIS_1¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

class BeadPointSymmetry(name, region, csys=None)[源代码]¶

基类：GeometricRestriction

The BeadPointSymmetry object defines a point symmetry geometric restriction. The BeadPointSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check BeadPointSymmetry on help.3ds.com/2024.

Member Details:

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

setValues(csys=None)[源代码]¶

This method modifies the BeadPointSymmetry object.

备注

Check BeadPointSymmetry.setValues on help.3ds.com/2024.

参数:¶

csys=None¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

class BeadRotationalSymmetry(name, angle, region, axis=AXIS_1, csys=None)[源代码]¶

基类：GeometricRestriction

The BeadRotationalSymmetry object defines a bead rotational symmetry geometric restriction. The BeadRotationalSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check BeadRotationalSymmetry on help.3ds.com/2024.

Member Details:

angle : --is-rst--:py:class:`float`[源代码]¶: A Float specifying the repeating segment size, an angle in degrees.

axis : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'AXIS_1'[源代码]¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

setValues(axis=AXIS_1, csys=None)[源代码]¶

This method modifies the BeadRotationalSymmetry object.

备注

Check BeadRotationalSymmetry.setValues on help.3ds.com/2024.

参数:¶

axis=AXIS_1¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

class BeadTask( name, abaqusSensitivities=True, algorithm=GENERAL_OPTIMIZATION, areBCRegionsFrozen=0, beadIter=1, beadMaxMembraneStress=0, beadMinStress=0, beadPerturbation=0, beadWidth=DEFAULT, curveSmooth=5, filterRadius=4, filterRadiusBy=VALUE, flipNormalDir=0, frozenBoundaryConditionRegion=MODEL, isSensCalcOnlyOnDesignNodes=0, modeTrackingRegion=MODEL, nodalMoveLimit=0, nodeSmooth=DEFAULT, nodeUpdateStrategy=CONSERVATIVE, numTrackedModes=5, updateShapeBasisVectors=EVERY_CYCLE, groupOperator=0, )[源代码]¶

基类：OptimizationTask

The BeadTask object defines a bead task. The BeadTask object is derived from the OptimizationTask object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name]

备注

Check BeadTask on help.3ds.com/2024.

Member Details:

abaqusSensitivities : --is-rst--Boolean = False[源代码]¶: A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is False.

Added in version 2019: The abaqusSensitivities attribute was added.

algorithm : --is-rst--SymbolicConstant = 'GENERAL_OPTIMIZATION'[源代码]¶: A SymbolicConstant specifying the optimization task algorithm. Possible values are GENERAL_OPTIMIZATION and CONDITION_BASED_OPTIMIZATION. The default value is GENERAL_OPTIMIZATION.

areBCRegionsFrozen : --is-rst--Boolean = 0[源代码]¶: A Boolean specifying whether to exclude elements with boundary conditions from the optimization. The default value is OFF.

beadIter : --is-rst--int = 1[源代码]¶: An int specifying the step size of the optimization. The default value is 1.

beadMaxMembraneStress : --is-rst--float = 0[源代码]¶: A float specifying maximum membrane/bending stress. The default value is 0.1.

beadMinStress : --is-rst--float = 0[源代码]¶: A float specifying minimum stress. The default value is 0.001.

beadPerturbation : --is-rst--float = 0[源代码]¶: A Sets perturbation size for finite differences. The default value is 0.0001.

beadWidth : --is-rst--SymbolicConstant = 'DEFAULT'[源代码]¶: A SymbolicConstant specifying the Optimization product default or a float specifying the bead width. The default value is DEFAULT.

curveSmooth : --is-rst--float = 5[源代码]¶: A float specifying relative value to the middle element edge length such that normals in this area do not cross each other. The default value is 5.

designResponses : --is-rst--dict[str, DesignResponse] = {}[源代码]¶: A repository of DesignResponse objects.

filterRadius : --is-rst--float = 4[源代码]¶: A float specifying the filter radius. The default value is 4.

filterRadiusBy : --is-rst--SymbolicConstant = 'VALUE'[源代码]¶: A SymbolicConstant specifying the method used to define filter radius. Possible values are VALUE and REFERENCE. The default is VALUE.

flipNormalDir : --is-rst--Boolean = 0[源代码]¶: A Boolean specifying whether the growth direction is along the normal direction of elements or opposite to the normal direction. The default value is OFF

frozenBoundaryConditionRegion : --is-rst--SymbolicConstant = 'MODEL'[源代码]¶: When nodes with boundary conditions are excluded from the optimization (frozenBoundaryConditionRegions = ON). you can specify that this exclusion apply to nodes throughout the model or only to those nodes from a specific region. Set this parameter to the SymbolicConstant MODEL to apply the freeze to the entire model, or set this parameter to a Region object to specify an individual region over which nodes with boundary conditions should be frozen. The default value is MODEL.

geometricRestrictions : --is-rst--dict[str, GeometricRestriction] = {}[源代码]¶: A repository of GeometricRestriction objects.

groupOperator : --is-rst--Boolean = 0[源代码]¶: A Boolean specifying whether the group in the design response will be evaluated using the existing algorithm or a new algorithm based on Abaqus sensitivities. The default value of False means that the existing algorithm will be used.

Added in version 2022: The groupSensitivities attribute was added.

isSensCalcOnlyOnDesignNodes : --is-rst--Boolean = 0[源代码]¶: A Boolean specifying whether to calculate the sensitivities only on design nodes or the whole model. The default value is ON

modeTrackingRegion : --is-rst--SymbolicConstant = 'MODEL'[源代码]¶: The SymbolicConstant MODEL or a Region object specifying the region to use for mode tracking. The default value is MODEL.

nodalMoveLimit : --is-rst--float = 0[源代码]¶: A Float specifying the maximum change in nodal displacement per design cycle. The default value is 0.1.

nodeSmooth : --is-rst--SymbolicConstant = 'DEFAULT'[源代码]¶: A SymbolicConstant specifying the Optimization product default or a float specifying the node smooth. The default value is DEFAULT.

nodeUpdateStrategy : --is-rst--SymbolicConstant = 'CONSERVATIVE'[源代码]¶: A SymbolicConstant specifying the strategy for how the nodal displacements are updated in the method of moving asymptotes. Possible values are NORMAL, CONSERVATIVE, and AGGRESSIVE. The default value is CONSERVATIVE.

numTrackedModes : --is-rst--int = 5[源代码]¶: An Int specifying the number of modes included in mode tracking. The default value is 5.

objectiveFunctions : --is-rst--dict[str, ObjectiveFunction] = {}[源代码]¶: A repository of ObjectiveFunction objects.

optimizationConstraints : --is-rst--dict[str, OptimizationConstraint] = {}[源代码]¶: A repository of OptimizationConstraint objects.

setValues( abaqusSensitivities=True, algorithm=GENERAL_OPTIMIZATION, areBCRegionsFrozen=0, beadIter=1, beadMaxMembraneStress=0, beadMinStress=0, beadPerturbation=0, beadWidth=DEFAULT, curveSmooth=5, filterRadius=4, filterRadiusBy=VALUE, flipNormalDir=0, frozenBoundaryConditionRegion=MODEL, isSensCalcOnlyOnDesignNodes=0, modeTrackingRegion=MODEL, nodalMoveLimit=0, nodeSmooth=DEFAULT, nodeUpdateStrategy=CONSERVATIVE, numTrackedModes=5, updateShapeBasisVectors=EVERY_CYCLE, groupOperator=0, )[源代码]¶

This method modifies the BeadTask object.

备注

Check BeadTask.setValues on help.3ds.com/2024.

参数:¶

abaqusSensitivities=True¶

A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is True.

Added in version 2019: The abaqusSensitivities argument was added.

algorithm=GENERAL_OPTIMIZATION¶

A SymbolicConstant specifying the optimization task algorithm. Possible values are GENERAL_OPTIMIZATION and CONDITION_BASED_OPTIMIZATION. The default value is GENERAL_OPTIMIZATION.

areBCRegionsFrozen=0¶

A Boolean specifying whether to exclude elements with boundary conditions from the optimization. The default value is OFF.

beadIter=1¶

An int specifying the step size of the optimization. The default value is 1.

beadMaxMembraneStress=0¶

A float specifying maximum membrane/bending stress. The default value is 0.1.

beadMinStress=0¶

A float specifying minimum stress. The default value is 0.001.

beadPerturbation=0¶

A Sets perturbation size for finite differences. The default value is 0.0001.

beadWidth=DEFAULT¶

A SymbolicConstant specifying the Optimization product default or a float specifying the bead width. The default value is DEFAULT.

curveSmooth=5¶

A float specifying relative value to the middle element edge length such that normals in this area do not cross each other. The default value is 5.

filterRadius=4¶

A float specifying the filter radius. The default value is 4.

filterRadiusBy=VALUE¶

A SymbolicConstant specifying the method used to define filter radius. Possible values are VALUE and REFERENCE. The default is VALUE.

flipNormalDir=0¶

A Boolean specifying whether the growth direction is along the normal direction of elements or opposite to the normal direction. The default value is OFF

frozenBoundaryConditionRegion=MODEL¶

isSensCalcOnlyOnDesignNodes=0¶

A Boolean specifying whether to calculate the sensitivities only on design nodes or the whole model. The default value is ON

modeTrackingRegion=MODEL¶

The SymbolicConstant MODEL or a Region object specifying the region to use for mode tracking. The default value is MODEL.

nodalMoveLimit=0¶

A Float specifying the maximum change in nodal displacement per design cycle. The default value is 0.1.

nodeSmooth=DEFAULT¶

A SymbolicConstant specifying the Optimization product default or a float specifying the node smooth. The default value is DEFAULT.

nodeUpdateStrategy=CONSERVATIVE¶

numTrackedModes=5¶

An Int specifying the number of modes included in mode tracking. The default value is 5.

updateShapeBasisVectors=EVERY_CYCLE¶

A SymbolicConstant specifying whether to update shape basis vectors in the first design cycle or every design cycle. Possible values are EVERY_CYCLE and FIRST_CYCLE. The default value is EVERY_CYCLE.

groupOperator=0¶

Added in version 2022: The groupOperator argument was added.

updateShapeBasisVectors : --is-rst--SymbolicConstant = 'EVERY_CYCLE'[源代码]¶: A SymbolicConstant specifying whether to update shape basis vectors in the first design cycle or every design cycle. Possible values are EVERY_CYCLE and FIRST_CYCLE. The default value is EVERY_CYCLE.

class DesignResponse[源代码]¶

基类：object

The DesignResponse object is the abstract base type for other DesignResponse objects. The DesponseResponse object has no explicit constructor. The methods and members of the DesignResponse object are common to all objects derived from DesignResponse.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].designResponses[name]

备注

Check DesignResponse on help.3ds.com/2024.

Member Details:

name : --is-rst--:py:class:`str` = ''[源代码]¶: A String specifying the design response repository key.

class ObjectiveFunction(name, objectives, target=MINIMIZE)[源代码]¶

基类：object

The ObjectiveFunction object defines the objective of the optimization.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].objectiveFunctions[name]

备注

Check ObjectiveFunction on help.3ds.com/2024.

Member Details:

name : --is-rst--:py:class:`str`[源代码]¶: A String specifying the objective function repository key.

objectives : --is-rst--:py:class:`~typing.List`\ \[:py:class:`~abaqus.Optimization.OptimizationObjective.OptimizationObjective`] = [][源代码]¶: Optimization objectives

setValues(target=MINIMIZE)[源代码]¶

This method modifies the ObjectiveFunction object.

备注

Check ObjectiveFunction.setValues on help.3ds.com/2024.

参数:¶

target=MINIMIZE¶: A SymbolicConstant specifying the target of the objective function. Possible values are MINIMIZE, MAXIMIZE, and MINIMIZE_MAXIMUM. The default value is MINIMIZE.

抛出:¶

RangeError --

target : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MINIMIZE'[源代码]¶: A SymbolicConstant specifying the target of the objective function. Possible values are MINIMIZE, MAXIMIZE, and MINIMIZE_MAXIMUM. The default value is MINIMIZE.

class OptimizationConstraint( name, designResponse, restrictionValue, restrictionMethod=ABSOLUTE_EQUAL, )[源代码]¶

基类：object

The OptimizationConstraint object constrains an optimization from making changes to the topology of the model.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].optimizationConstraints[name]

备注

Check OptimizationConstraint on help.3ds.com/2024.

Member Details:

designResponse : --is-rst--:py:class:`str`[源代码]¶: A String specifying the name of the design response to constrain.

name : --is-rst--:py:class:`str`[源代码]¶: A String specifying the optimization constraint repository key.

restrictionMethod : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'ABSOLUTE_EQUAL'[源代码]¶: A SymbolicConstant specifying the method used to constrain the design response. Possible values are ABSOLUTE_EQUAL, ABSOLUTE_GREATER_THAN_EQUAL, ABSOLUTE_LESS_THAN_EQUAL, RELATIVE_EQUAL, RELATIVE_GREATER_THAN_EQUAL, and RELATIVE_LESS_THAN_EQUAL. The default value is ABSOLUTE_EQUAL.

restrictionValue : --is-rst--:py:class:`float`[源代码]¶: A Float specifying the value to which the design response should be constrained.

setValues(restrictionMethod=ABSOLUTE_EQUAL)[源代码]¶

This method modifies the OptimizationConstraint object.

备注

Check OptimizationConstraint.setValues on help.3ds.com/2024.

参数:¶

restrictionMethod=ABSOLUTE_EQUAL¶: A SymbolicConstant specifying the method used to constrain the design response. Possible values are ABSOLUTE_EQUAL, ABSOLUTE_GREATER_THAN_EQUAL, ABSOLUTE_LESS_THAN_EQUAL, RELATIVE_EQUAL, RELATIVE_GREATER_THAN_EQUAL, and RELATIVE_LESS_THAN_EQUAL. The default value is ABSOLUTE_EQUAL.

抛出:¶

RangeError --

class CombinedTermDesignResponse( name, terms, filterMaxRadius=None, filterExponent=1, filterRadiusReduction=0, highCutOff=None, lowCutOff=0, method=ADD, weights=(), )[源代码]¶

基类：DesignResponse

The CombinedTermDesignResponse object defines a combined-term design response. The CombinedTermDesignResponse object is derived from the DesignResponse object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].designResponses[name]

备注

Check CombinedTermDesignResponse on help.3ds.com/2024.

Member Details:

filterExponent : --is-rst--:py:class:`float` = 1[源代码]¶: A Float specifying the exponent used when method is FILTER. The default value is 1.0.

filterMaxRadius : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a sequence of Floats specifying the maximum radius of influence used when method is FILTER. The default value is None.

filterRadiusReduction : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the reduction of the radius depending on surface bending, used when method is FILTER. The default value is 0.2.

highCutOff : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a sequence of Floats specifying the upper bound of the vector value used when method is CUT_OFF. All values greater than the highCutOff are set to the highCutOff value. The default value is None.

lowCutOff : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the lower bound of the vector value used when method is CUT_OFF. All values less than the lowCutOff are treated as 0. The default value is 0.0.

method : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'ADD'[源代码]¶

ABSOLUTE_DIFFERENCE
ABSOLUTE_VALUE
ADD
COSINE
CUT_OFF
DELTA_OVER_1_ITERATION
DELTA_OVER_2_ITERATIONS
DELTA_OVER_3_ITERATIONS
DELTA_OVER_4_ITERATIONS
DELTA_OVER_5_ITERATIONS
DELTA_OVER_6_ITERATIONS
DIVIDE
EXPONENTIAL
FILTER
INTEGER
LOG
MAXIMUM
MINIMUM
MULTIPLY
NATURAL_LOG
NEAREST_INTEGER
NORM
NORM_FIRST
NTH_POWER
NTH_ROOT
SIGN
SINE
SQUARE_ROOT
SUBTRACT
TANGENT
WEIGHTED_ADD

The default value is ADD.

setValues( filterMaxRadius=None, filterExponent=1, filterRadiusReduction=0, highCutOff=None, lowCutOff=0, method=ADD, weights=(), )[源代码]¶

This method modifies the CombinedTermDesignResponse object.

备注

Check CombinedTermDesignResponse.setValues on help.3ds.com/2024.

参数:¶

filterMaxRadius=None¶

None or a sequence of Floats specifying the maximum radius of influence used when method is FILTER. The default value is None.

filterExponent=1¶

A Float specifying the exponent used when method is FILTER. The default value is 1.0.

filterRadiusReduction=0¶

A Float specifying the reduction of the radius depending on surface bending, used when method is FILTER. The default value is 0.2.

highCutOff=None¶

None or a sequence of Floats specifying the upper bound of the vector value used when method is CUT_OFF. All values greater than the highCutOff are set to the highCutOff value. The default value is None.

lowCutOff=0¶

A Float specifying the lower bound of the vector value used when method is CUT_OFF. All values less than the lowCutOff are treated as 0. The default value is 0.0.

method=ADD¶

A SymbolicConstant specifying the method used to combine selected design responses. Possible values are:

ABSOLUTE_DIFFERENCE
ABSOLUTE_VALUE
ADD
COSINE
CUT_OFF
DELTA_OVER_1_ITERATION
DELTA_OVER_2_ITERATIONS
DELTA_OVER_3_ITERATIONS
DELTA_OVER_4_ITERATIONS
DELTA_OVER_5_ITERATIONS
DELTA_OVER_6_ITERATIONS
DIVIDE
EXPONENTIAL
FILTER
INTEGER
LOG
MAXIMUM
MINIMUM
MULTIPLY
NATURAL_LOG
NEAREST_INTEGER
NORM
NORM_FIRST
NTH_POWER
NTH_ROOT
SIGN
SINE
SQUARE_ROOT
SUBTRACT
TANGENT
WEIGHTED_ADD

The default value is ADD.

weights=()¶

A sequence of Floats specifying the weights to apply to the list of design responses used when method is WEIGHTED_ADD. The default value is an empty sequence.

terms : --is-rst--:py:class:`tuple`\ \[:py:class:`str`, :py:data:`...<Ellipsis>`] = ()[源代码]¶: A sequence of Strings specifying the names of the design responses to combine.

weights : --is-rst--:py:class:`tuple`\ \[:py:class:`float`, :py:data:`...<Ellipsis>`] = ()[源代码]¶: A sequence of Floats specifying the weights to apply to the list of design responses used when method is WEIGHTED_ADD. The default value is an empty sequence.

class DesignDirection( name, region, csys=None, mainPoint=None, mainPointDetermination=MAXIMUM, movementRestriction=VECTOR, presumeFeasibleRegionAtStart=1, u1=1, u2=1, u3=1, )[源代码]¶

基类：GeometricRestriction

The DesignDirection object defines a design direction geometric restriction. The DesignDirection object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check DesignDirection on help.3ds.com/2024.

Member Details:

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPoint : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The attribute masterPoint was renamed to mainPoint.

mainPointDetermination : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MAXIMUM'[源代码]¶: A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The attribute masterPointDetermination was renamed to mainPointDetermination.

movementRestriction : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'VECTOR'[源代码]¶: A SymbolicConstant specifying whether movement in the region should follow only the direction of the mainPoint, only the magnitude, or both the magnitude of the mainPoint and the directions specified by u1, u2 and u3. Possible values are DIRECTION, MAGNITUDE, and VECTOR. The default value is VECTOR.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

setValues( csys=None, mainPoint=None, mainPointDetermination=MAXIMUM, movementRestriction=VECTOR, presumeFeasibleRegionAtStart=1, u1=1, u2=1, u3=1, )[源代码]¶

This method modifies the DesignDirection object.

备注

Check DesignDirection.setValues on help.3ds.com/2024.

参数:¶

csys=None¶

None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPoint=None¶

None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The argument masterPoint was renamed to mainPoint.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

movementRestriction=VECTOR¶

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

u1=1¶

A Boolean specifying whether movement in the region should follow the masterPoint in the 1-direction. This is used when movementRestriction is VECTOR. The default value is ON.

u2=1¶

A Boolean specifying whether movement in the region should follow the masterPoint in the 2-direction. This is used when movementRestriction is VECTOR. The default value is ON.

u3=1¶

A Boolean specifying whether movement in the region should follow the masterPoint in the 3-direction. This is used when movementRestriction is VECTOR. The default value is ON.

u1 : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether movement in the region should follow the masterPoint in the 1-direction. This is used when movementRestriction is VECTOR. The default value is ON.

u2 : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether movement in the region should follow the masterPoint in the 2-direction. This is used when movementRestriction is VECTOR. The default value is ON.

u3 : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether movement in the region should follow the masterPoint in the 3-direction. This is used when movementRestriction is VECTOR. The default value is ON.

class DrillControl( name, clientDirection, region, csys=None, drawAngle=0, mainPoint=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, undercutTolerance=0, )[源代码]¶

基类：GeometricRestriction

The DrillControl object defines a drill control geometric restriction. The DrillControl object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check DrillControl on help.3ds.com/2024.

Member Details:

clientDirection : --is-rst--:py:class:`tuple`[源代码]¶: A VertexArray object of length 2 specifying the direction of the drill axis positioned at the csys origin. Instead of through a ConstrainedSketchVertex, each point may be specified through a tuple of coordinates.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

drawAngle : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the draw angle. The default value is 0.0.

mainPoint : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The attribute masterPoint was renamed to mainPoint.

mainPointDetermination : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MAXIMUM'[源代码]¶: A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The attribute masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

setValues( csys=None, drawAngle=0, mainPoint=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, undercutTolerance=0, )[源代码]¶

This method modifies the DrillControl object.

备注

Check DrillControl.setValues on help.3ds.com/2024.

参数:¶

csys=None¶

None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

drawAngle=0¶

A Float specifying the draw angle. The default value is 0.0.

mainPoint=None¶

None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The argument masterPoint was renamed to mainPoint.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

undercutTolerance=0¶

A Float specifying the undercut tolerance. The default value is 0.0.

tolerance1 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

undercutTolerance : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the undercut tolerance. The default value is 0.0.

class FixedRegion(name, region, csys=None, presumeFeasibleRegionAtStart=1, u1=0, u2=0, u3=0)[源代码]¶

基类：GeometricRestriction

The FixedRegion object defines a fixed region geometric restriction. The FixedRegion object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check FixedRegion on help.3ds.com/2024.

Member Details:

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

setValues(csys=None, presumeFeasibleRegionAtStart=1, u1=0, u2=0, u3=0)[源代码]¶

This method modifies the FixedRegion object.

备注

Check FixedRegion.setValues on help.3ds.com/2024.

参数:¶

csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
presumeFeasibleRegionAtStart=1¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.
u1=0¶: A Boolean specifying whether to fix the region in the 1-direction. The default value is OFF.
u2=0¶: A Boolean specifying whether to fix the region in the 2-direction. The default value is OFF.
u3=0¶: A Boolean specifying whether to fix the region in the 3-direction. The default value is OFF.

u1 : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to fix the region in the 1-direction. The default value is OFF.

u2 : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to fix the region in the 2-direction. The default value is OFF.

u3 : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to fix the region in the 3-direction. The default value is OFF.

class FrozenArea(name, region=<abaqus.Region.Region.Region object>)[源代码]¶

基类：GeometricRestriction

The FrozenArea object defines a frozen area geometric restriction. The FrozenArea object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check FrozenArea on help.3ds.com/2024.

Member Details:

region : --is-rst--:py:class:`~abaqus.Region.Region.Region` = <abaqus.Region.Region.Region object>[源代码]¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

setValues(region=<abaqus.Region.Region.Region object>)[源代码]¶

This method modifies the FrozenArea object.

备注

Check FrozenArea.setValues on help.3ds.com/2024.

参数:¶

region : Region, default: <abaqus.Region.Region.Region object at 0x7f7c35d08c50>: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.

class Growth(name, region, growth=0, presumeFeasibleRegionAtStart=1, shrink=0)[源代码]¶

基类：GeometricRestriction

The Growth object defines a growth geometric restriction. The Growth object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check Growth on help.3ds.com/2024.

Member Details:

growth : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the maximum optimization displacement in the growth direction. Either growth or shrink or both must be specified. The default value is 0.0.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

setValues(growth=0, presumeFeasibleRegionAtStart=1, shrink=0)[源代码]¶

This method modifies the Growth object.

备注

Check Growth.setValues on help.3ds.com/2024.

参数:¶

growth=0¶: A Float specifying the maximum optimization displacement in the growth direction. Either growth or shrink or both must be specified. The default value is 0.0.
presumeFeasibleRegionAtStart=1¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.
shrink=0¶: A Float specifying the maximum optimization displacement in the shrink direction. Either growth or shrink or both must be specified The default value is 0.0.

shrink : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the maximum optimization displacement in the shrink direction. Either growth or shrink or both must be specified The default value is 0.0.

class LocalStopCondition( name, referenceFactor, comparisonOperation=LESS_THAN, identifier=MOVEMENT, identifierOperation=MAXIMUM, referenceDesignCycle=PREVIOUS, referenceOperation=ADD, region=MODEL, )[源代码]¶

基类：StopCondition

The LocalStopCondition object defines a local stop condition. The LocalStopCondition object is derived from the StopCondition object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].stopConditions[name]

备注

Check LocalStopCondition on help.3ds.com/2024.

Member Details:

comparisonOperation : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'LESS_THAN'[源代码]¶: A SymbolicConstant specifying the operation used to compare the selected value to the reference value. Possible values are LESS_THAN, LESS_THAN_EQUAL, EQUAL, GREATER_THAN_EQUAL, and GREATER_THAN. The default value is LESS_THAN.

identifier : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MOVEMENT'[源代码]¶

A SymbolicConstant specifying the variable identifier of the compared value. Possible values are:

ABSOLUTE_GROWTH_MOVEMENT
ABSOLUTE_SHRINK_MOVEMENT
GROWTH_MOVEMENT
SHRINK_MOVEMENT
MOVEMENT
TOTAL_ABSOLUTE_MOVEMENT
EQUIV_STRESS
FREE_TASK_REGION_EQUIV_STRESS
RESTRICTED_TASK_REGION_EQUIV_STRESS
SURFACE_POINT_EQUIV_STRESS
TASK_REGION_EQUIV_STRESS

The default value is MOVEMENT.

identifierOperation : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MAXIMUM'[源代码]¶: A SymbolicConstant specifying the operation used to evaluate values in the region. Possible values are MAXIMUM, MINIMUM, and SUM. The default value is MAXIMUM.

referenceDesignCycle : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'PREVIOUS'[源代码]¶: A SymbolicConstant specifying the iteration from which a value is compared to the reference value. Possible values are FIRST and PREVIOUS. The default value is PREVIOUS.

referenceFactor : --is-rst--:py:class:`float`[源代码]¶: A Float specifying the factor used to modify the reference value.

referenceOperation : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'ADD'[源代码]¶: A SymbolicConstant specifying the operation used to modify the reference value by the reference factor. Possible values are ADD, DIVIDE, MULTIPLY, and SUBTRACT. The default value is ADD.

region : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MODEL'[源代码]¶: The SymbolicConstant MODEL or a Region object specifying the region to which the stop condition is applied. The default value is MODEL.

setValues( comparisonOperation=LESS_THAN, identifier=MOVEMENT, identifierOperation=MAXIMUM, referenceDesignCycle=PREVIOUS, referenceOperation=ADD, region=MODEL, )[源代码]¶

This method modifies the LocalStopCondition object.

备注

Check LocalStopCondition.setValues on help.3ds.com/2024.

参数:¶

comparisonOperation=LESS_THAN¶

A SymbolicConstant specifying the operation used to compare the selected value to the reference value. Possible values are LESS_THAN, LESS_THAN_EQUAL, EQUAL, GREATER_THAN_EQUAL, and GREATER_THAN. The default value is LESS_THAN.

identifier=MOVEMENT¶

A SymbolicConstant specifying the variable identifier of the compared value. Possible values are: - ABSOLUTE_GROWTH_MOVEMENT - ABSOLUTE_SHRINK_MOVEMENT - GROWTH_MOVEMENT - SHRINK_MOVEMENT - MOVEMENT - TOTAL_ABSOLUTE_MOVEMENT - EQUIV_STRESS - FREE_TASK_REGION_EQUIV_STRESS - RESTRICTED_TASK_REGION_EQUIV_STRESS - SURFACE_POINT_EQUIV_STRESS - TASK_REGION_EQUIV_STRESS

The default value is MOVEMENT.

identifierOperation=MAXIMUM¶

A SymbolicConstant specifying the operation used to evaluate values in the region. Possible values are MAXIMUM, MINIMUM, and SUM. The default value is MAXIMUM.

referenceDesignCycle=PREVIOUS¶

A SymbolicConstant specifying the iteration from which a value is compared to the reference value. Possible values are FIRST and PREVIOUS. The default value is PREVIOUS.

referenceOperation=ADD¶

A SymbolicConstant specifying the operation used to modify the reference value by the reference factor. Possible values are ADD, DIVIDE, MULTIPLY, and SUBTRACT. The default value is ADD.

region=MODEL¶

The SymbolicConstant MODEL or a Region object specifying the region to which the stop condition is applied. The default value is MODEL.

class StopCondition[源代码]¶

基类：object

The StopCondition object is the abstract base type for other StopCondition objects. The StopCondition object has no explicit constructor. The methods and members of the StopCondition object are common to all objects derived from StopCondition.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].stopConditions[name]

备注

Check StopCondition on help.3ds.com/2024.

Member Details:

name : --is-rst--:py:class:`str` = ''[源代码]¶: A String specifying the stop condition repository key.

region : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MODEL'[源代码]¶: The SymbolicConstant MODEL or a Region object specifying the region to which the stop condition is applied. The default value is MODEL.

class OptimizationObjective[源代码]¶

基类：object

An OptimizationObjective is an object used to define objectives in an objective function.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].objectiveFunctions[name].objectives[i]

备注

Check OptimizationObjective on help.3ds.com/2024.

Member Details:

designResponse : --is-rst--:py:class:`str` = ''[源代码]¶: A String specifying the name of the design response.

referenceValue : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant`, :py:class:`float`] = 'DEFAULT'[源代码]¶: The SymbolicConstant DEFAULT or a Float specifying the reference value used in evaluating a design response. For topology optimization, DEFAULT> indicates the reference value is 0. For shape optimization, DEFAULT indicates the reference value is the nodal average. The default value is DEFAULT.

suppress : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether the objective is suppressed or not. The default value is OFF.

weight : --is-rst--:py:class:`float` = 1[源代码]¶: A Float specifying the weight applied to the design response value. The default value is 1.0.

class OptimizationTaskBase[源代码]¶

基类：object

The OptimizationTask object is the abstract base type for other OptimizationTask objects. The OptimizationTask object has no explicit constructor. The methods and members of the OptimizationTask object are common to all objects derived from OptimizationTask.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name]

备注

Check OptimizationTaskBase on help.3ds.com/2024.

Member Details:

designResponses : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.DesignResponse.DesignResponse`] = {}[源代码]¶: A repository of DesignResponse objects.

geometricRestrictions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.GeometricRestriction.GeometricRestriction`] = {}[源代码]¶: A repository of GeometricRestriction objects.

name : --is-rst--:py:class:`str` = ''[源代码]¶: A String specifying the optimization task repository key.

objectiveFunctions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.ObjectiveFunction.ObjectiveFunction`] = {}[源代码]¶: A repository of ObjectiveFunction objects.

optimizationConstraints : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.OptimizationConstraint.OptimizationConstraint`] = {}[源代码]¶: A repository of OptimizationConstraint objects.

region : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MODEL'[源代码]¶: The SymbolicConstant MODEL or a Region object specifying the region to which the optimization task is applied. The default value is MODEL.

stopConditions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.StopCondition.StopCondition`] = {}[源代码]¶: A repository of StopCondition objects.

class PenetrationCheck(name, penetrationCheckRegion, region, presumeFeasibleRegionAtStart=1)[源代码]¶

基类：GeometricRestriction

The PenetrationCheck object defines a penetration check geometric restriction. The PenetrationCheck object is derived from the GeometricRestriction object. This page discusses:

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check PenetrationCheck on help.3ds.com/2024.

Member Details:

penetrationCheckRegion : --is-rst--:py:class:`~abaqus.Region.Region.Region`[源代码]¶: A Region object specifying the penetration check region.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

setValues(presumeFeasibleRegionAtStart=1)[源代码]¶

This method modifies the PenetrationCheck object.

备注

Check PenetrationCheck.setValues on help.3ds.com/2024.

参数:¶

presumeFeasibleRegionAtStart=1¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

class ShapeDemoldControl( name, pullDirection, region, collisionCheckRegion=DEMOLD_REGION, csys=None, drawAngle=0, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, undercutTolerance=0, )[源代码]¶

基类：GeometricRestriction

The ShapeDemoldControl object defines a shape demold control geometric restriction. The ShapeDemoldControl object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check ShapeDemoldControl on help.3ds.com/2024.

Member Details:

collisionCheckRegion : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'DEMOLD_REGION'[源代码]¶: The SymbolicConstant DEMOLD_REGION or a Region object specifying the collision check region. If the value is DEMOLD_REGION, then the value of region is used as both the demold region and the collision check region. The default value is DEMOLD_REGION.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system of the pullDirection. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int indicating the identifier of the DatumCsys. The default value is None.

drawAngle : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the draw angle. The default value is 0.0.

mainPointDetermination : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MAXIMUM'[源代码]¶: A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM and MINIMUM. The default value is MAXIMUM.

在 2022 版本发生变更: The attribute masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

pullDirection : --is-rst--:py:class:`tuple`[源代码]¶: A VertexArray object of length 2 specifying the demold pull direction. Instead of through a ConstrainedSketchVertex, each point might be specified through a tuple of coordinates.

setValues( collisionCheckRegion=DEMOLD_REGION, csys=None, drawAngle=0, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, undercutTolerance=0, )[源代码]¶

This method modifies the ShapeDemoldControl object.

备注

Check ShapeDemoldControl.setValues on help.3ds.com/2024.

参数:¶

collisionCheckRegion=DEMOLD_REGION¶

csys=None¶

drawAngle=0¶

A Float specifying the draw angle. The default value is 0.0.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM and MINIMUM. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

undercutTolerance=0¶

A Float specifying the undercut tolerance. The default value is 0.0.

tolerance1 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

undercutTolerance : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the undercut tolerance. The default value is 0.0.

class ShapeMemberSize( name, region, maxThickness=0, minThickness=0, sizeRestriction=MINIMUM, assignNodeGroupRegion=0, nodeGroupRegion='', )[源代码]¶

基类：GeometricRestriction

The ShapeMemberSize object defines a shape member size geometric restriction. The ShapeMemberSize object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check ShapeMemberSize on help.3ds.com/2024.

Member Details:

assignNodeGroupRegion : --is-rst--:py:class:`str` = 0[源代码]¶: A bool specifying whether to use the node group region. The default value is OFF.

Added in version 2022: The assignNodeGroupRegion attribute was added.

maxThickness : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the maximum thickness. The default value is 0.0.

minThickness : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the minimum thickness. The default value is 0.0.

nodeGroupRegion : --is-rst--:py:class:`str` = ''[源代码]¶: A Node Region object specifying the check node group.

Added in version 2022: The nodeGroupRegion attribute was added.

setValues( maxThickness=0, minThickness=0, sizeRestriction=MINIMUM, assignNodeGroupRegion=0, nodeGroupRegion='', )[源代码]¶

This method modifies the ShapeMemberSize object.

备注

Check ShapeMemberSize.setValues on help.3ds.com/2024.

参数:¶

maxThickness=0¶

A Float specifying the maximum thickness. The default value is 0.0.

minThickness=0¶

A Float specifying the minimum thickness. The default value is 0.0.

sizeRestriction=MINIMUM¶

A SymbolicConstant specifying whether to restrict the minimum or maximum thickness. Possible values are MAXIMUM and MINIMUM. The default value is MINIMUM.

assignNodeGroupRegion=0¶

A bool specifying whether to use the node group region. The default value is OFF.

Added in version 2022: The assignNodeGroupRegion argument was added.

nodeGroupRegion=''¶

A Node Region object specifying the check node group.

Added in version 2022: The nodeGroupRegion argument was added.

sizeRestriction : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MINIMUM'[源代码]¶: A SymbolicConstant specifying whether to restrict the minimum or maximum thickness. Possible values are MAXIMUM and MINIMUM. The default value is MINIMUM.

class ShapePlanarSymmetry( name, clientDirection, region, allowNonSymmetricMesh=True, csys=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

基类：GeometricRestriction

The ShapePlanarSymmetry object defines a shape planar symmetry geometric restriction. The ShapePlanarSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check ShapePlanarSymmetry on help.3ds.com/2024.

Member Details:

allowNonSymmetricMesh : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = True[源代码]¶: A Boolean specifying whether to allow a nonsymmetric mesh for this geometric restriction. The default value is TRUE.

Added in version 2021: The allowNonSymmetricMesh attribute was added.

clientDirection : --is-rst--:py:class:`tuple`[源代码]¶: A VertexArray object of length 2 specifying the vector positioned at the csys origin that is normal to the symmetry plane. Instead of through a ConstrainedSketchVertex, each point may be specified through a tuple of coordinates.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPointDetermination : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MAXIMUM'[源代码]¶: A SymbolicConstant specifying the rule for determining the main node. Possible values are MAXIMUM and MINIMUM. The default value is MAXIMUM.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

setValues( allowNonSymmetricMesh=True, csys=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

This method modifies the ShapePlanarSymmetry object.

备注

Check ShapePlanarSymmetry.setValues on help.3ds.com/2024.

参数:¶

allowNonSymmetricMesh=True¶: A Boolean specifying whether to allow a nonsymmetric mesh for this geometric restriction. The default value is TRUE.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
mainPointDetermination=MAXIMUM¶: A SymbolicConstant specifying the rule for determining the main node. Possible values are MAXIMUM and MINIMUM. The default value is MAXIMUM.
presumeFeasibleRegionAtStart=1¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.
tolerance1=0¶: A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.
tolerance2=0¶: A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.
tolerance3=0¶: A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

tolerance1 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

class ShapePointSymmetry( name, region, csys=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

基类：GeometricRestriction

The ShapePointSymmetry object defines a shape point symmetry geometric restriction. The ShapePointSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check ShapePointSymmetry on help.3ds.com/2024.

Member Details:

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the symmetry point represented as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPointDetermination : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MAXIMUM'[源代码]¶: A SymbolicConstant specifying the rule for determining the main node. Possible values are MAXIMUM and MINIMUM. The default value is MAXIMUM.

在 2022 版本发生变更: The attribute masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

setValues( csys=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

This method modifies the ShapePointSymmetry object.

备注

Check ShapePointSymmetry.setValues on help.3ds.com/2024.

参数:¶

csys=None¶

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for determining the main node. Possible values are MAXIMUM and MINIMUM. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

tolerance1 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

class ShapeRotationalSymmetry( name, clientDirection, region, allowNonSymmetricMesh=True, angle=0, csys=None, mainPoint=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, startPoint=None, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

基类：GeometricRestriction

The ShapeRotationalSymmetry object defines a shape rotational symmetry geometric restriction. The ShapeRotationalSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check ShapeRotationalSymmetry on help.3ds.com/2024.

Member Details:

allowNonSymmetricMesh : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = True[源代码]¶: A Boolean specifying whether to allow a nonsymmetric mesh for this geometric restriction. The default value is TRUE.

Added in version 2021: The allowNonSymmetricMesh attribute was added.

angle : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the segment size of the repeating pattern in degrees. If the angle value is 0, no repeating pattern is created. The default value is 0.0.

clientDirection : --is-rst--:py:class:`tuple`[源代码]¶: A VertexArray object of length 2 specifying the vector positioned at the csys origin, used as the axis of symmetry. Instead of through a ConstrainedSketchVertex, each point might be specified through a tuple of coordinates.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPoint : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The attribute masterPoint was renamed to mainPoint.

mainPointDetermination : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MAXIMUM'[源代码]¶: A SymbolicConstant specifying the rule for determining the main node. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The attribute masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

setValues( allowNonSymmetricMesh=True, angle=0, csys=None, mainPoint=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, startPoint=None, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

This method modifies the ShapeRotationalSymmetry object.

备注

Check ShapeRotationalSymmetry.setValues on help.3ds.com/2024.

参数:¶

allowNonSymmetricMesh=True¶

A Boolean specifying whether to allow a nonsymmetric mesh for this geometric restriction. The default value is TRUE.

angle=0¶

A Float specifying the segment size of the repeating pattern in degrees. If the angle value is 0, no repeating pattern is created. The default value is 0.0.

csys=None¶

None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPoint=None¶

None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The argument masterPoint was renamed to mainPoint.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for determining the main node. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

startPoint=None¶

A tuple of Floats representing the coordinates of a start point of the rotational symmetry.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

startPoint : --is-rst--:py:class:`tuple`\ \[:py:class:`float`, :py:data:`...<Ellipsis>`] = ()[源代码]¶: A tuple of Floats representing the coordinates of a start point of the rotational symmetry.

tolerance1 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

class SingleTermDesignResponse( name, identifier, csys=None, drivingRegion=None, operation=SUM, region=MODEL, shellLayer=MAXIMUM, stepOptions=None, )[源代码]¶

基类：DesignResponse

The SingleTermDesignResponse object defines a single-term design response. The SingleTermDesignResponse object is derived from the DesignResponse object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].designResponses[name]

在 2024 版本发生变更: The attribute stepOperation was removed.

备注

Check SingleTermDesignResponse on help.3ds.com/2024.

Member Details:

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

drivingRegion : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a sequence of Floats specifying the driving region used when identifier is an internal nodal variable. The default value is None.

identifier : --is-rst--:py:class:`str`[源代码]¶: A String specifying the name of the variable identifier.

operation : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'SUM'[源代码]¶: A SymbolicConstant specifying the operation used on values in the region. Possible values are MAXIMUM, MINIMUM, and SUM. The default value is SUM.

region : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MODEL'[源代码]¶: The SymbolicConstant MODEL or a Region object specifying the region of the design response variable. The default value is MODEL.

setValues( csys=None, drivingRegion=None, operation=SUM, region=MODEL, shellLayer=MAXIMUM, stepOptions=None, )[源代码]¶

This method modifies the SingleTermDesignResponse object.

备注

Check SingleTermDesignResponse.setValues on help.3ds.com/2024.

参数:¶

csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
drivingRegion=None¶: None or a sequence of Floats specifying the driving region used when identifier is an internal nodal variable. The default value is None.
operation=SUM¶: A SymbolicConstant specifying the operation used on values in the region. Possible values are MAXIMUM, MINIMUM, and SUM. The default value is SUM.
region=MODEL¶: The SymbolicConstant MODEL or a Region object specifying the region of the design response variable. The default value is MODEL.
shellLayer=MAXIMUM¶: A SymbolicConstant specifying the location used for shell layer values. Possible values are BOTTOM, MAXIMUM, MIDDLE, MINIMUM, and TOP. The default value is MAXIMUM.
stepOptions=None¶: A StepOptionArray object.

shellLayer : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MAXIMUM'[源代码]¶: A SymbolicConstant specifying the location used for shell layer values. Possible values are BOTTOM, MAXIMUM, MIDDLE, MINIMUM, and TOP. The default value is MAXIMUM.

stepOptions : --is-rst--:py:data:`~typing.Optional`\ \[:py:class:`~typing.List`\ \[:py:class:`~abaqus.Optimization.StepOption.StepOption`]] = None[源代码]¶: A StepOptionArray object.

class SizingClusterAreas(name, regions)[源代码]¶

基类：GeometricRestriction

The SizingClusterAreas object defines a sizing cluster areas geometric restriction. The SizingClusterAreas object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check SizingClusterAreas on help.3ds.com/2024.

Member Details:

regions : --is-rst--tuple[源代码]¶: tuple of Region objects specifying the regions to which the geometric restriction is applied.

setValues(*args, **kwargs)[源代码]¶: This method modifies the SizingClusterAreas object.

class SizingCyclicSymmetry( name, region, translation, axis=AXIS_1, csys=None, ignoreFrozenArea=0, )[源代码]¶

基类：GeometricRestriction

The SizingCyclicSymmetry object defines a sizing cyclic symmetry geometric restriction. The SizingCyclicSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check SizingCyclicSymmetry on help.3ds.com/2024.

Member Details:

axis : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'AXIS_1'[源代码]¶: A SymbolicConstant specifying the translation direction defined along an axis positioned at the csys origin. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

ignoreFrozenArea : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

setValues(axis=AXIS_1, csys=None, ignoreFrozenArea=0)[源代码]¶

This method modifies the SizingCyclicSymmetry object.

备注

Check SizingCyclicSymmetry.setValues on help.3ds.com/2024.

参数:¶

axis=AXIS_1¶: A SymbolicConstant specifying the translation direction defined along an axis positioned at the csys origin. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

translation : --is-rst--:py:class:`float`[源代码]¶: A Float specifying the translation distance.

class SizingFrozenArea(name, region)[源代码]¶

基类：GeometricRestriction

The SizingFrozenArea object defines a sizing frozen area geometric restriction. The SizingFrozenArea object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check SizingFrozenArea on help.3ds.com/2024.

Member Details:

setValues(*args, **kwargs)[源代码]¶: This method modifies the SizingFrozenArea object.

class SizingMemberSize(name, region, minWidth)[源代码]¶

基类：GeometricRestriction

The SizingMemberSize object defines a sizing member size geometric restriction. The SizingMemberSize object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check SizingMemberSize on help.3ds.com/2024.

Member Details:

minWidth : --is-rst--:py:class:`float`[源代码]¶: A Float specifying the min width.

setValues(*args, **kwargs)[源代码]¶: This method modifies the sizingMemberSize object.

class SizingPlanarSymmetry(name, region, axis=AXIS_1, csys=None, ignoreFrozenArea=0)[源代码]¶

基类：GeometricRestriction

The SizingPlanarSymmetry object defines a sizing planar symmetry geometric restriction. The SizingPlanarSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check SizingPlanarSymmetry on help.3ds.com/2024.

Member Details:

axis : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'AXIS_1'[源代码]¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

ignoreFrozenArea : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

setValues(*args, **kwargs)[源代码]¶: This method modifies the sizingPlanarSymmetry object.

class SizingPointSymmetry(name, region, csys=None, ignoreFrozenArea=0)[源代码]¶

基类：GeometricRestriction

The SizingPointSymmetry object defines a sizing point symmetry geometric restriction. The SizingPointSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check SizingPointSymmetry on help.3ds.com/2024.

Member Details:

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

ignoreFrozenArea : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

setValues(csys=None, ignoreFrozenArea=0)[源代码]¶

This method modifies the SizingPointSymmetry object.

备注

Check SizingPointSymmetry.setValues on help.3ds.com/2024.

参数:¶

csys=None¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

class SizingRotationalSymmetry(name, angle, region, axis=AXIS_1, csys=None, ignoreFrozenArea=0)[源代码]¶

基类：GeometricRestriction

The SizingRotationalSymmetry object defines a sizing rotational symmetry geometric restriction. The SizingRotationalSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check SizingRotationalSymmetry on help.3ds.com/2024.

Member Details:

angle : --is-rst--:py:class:`float`[源代码]¶: A Float specifying the repeating segment size, an angle in degrees.

axis : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'AXIS_1'[源代码]¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

ignoreFrozenArea : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

setValues(axis=AXIS_1, csys=None, ignoreFrozenArea=0)[源代码]¶

This method modifies the SizingRotationalSymmetry object.

备注

Check SizingRotationalSymmetry.setValues on help.3ds.com/2024.

参数:¶

axis=AXIS_1¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

class SlideRegionControl( name, clientDirection, region, approach=FREE_FORM, csys=None, freeFormRegion=None, presumeFeasibleRegionAtStart=1, revolvedRegion=None, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

基类：GeometricRestriction

The SlideRegionControl object defines a slide region control geometric restriction. The SlideRegionControl object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check SlideRegionControl on help.3ds.com/2024.

Member Details:

approach : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'FREE_FORM'[源代码]¶: A SymbolicConstant specifying the restriction approach. The SymbolicConstant FREE_FORM indicates a free-form slide region, and the SymbolicConstant TURN indicates that the restriction should conserve a turnable surface. Possible values are FREE_FORM and TURN. The default value is FREE_FORM.

clientDirection : --is-rst--:py:class:`tuple`[源代码]¶: A VertexArray object of length 2 specifying the axis of revolution. Instead of through a ConstrainedSketchVertex, each point may be specified through a tuple of coordinates. This is used when approach is TURN.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. This is used when approach is TURN. The default value is None.

freeFormRegion : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a Region object specifying the free-form region. This is used when approach is FREE_FORM. The default value is None.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

revolvedRegion : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a Region object specifying the region to revolve into a slide region. This is used when approach is TURN. The default value is None.

setValues( approach=FREE_FORM, csys=None, freeFormRegion=None, presumeFeasibleRegionAtStart=1, revolvedRegion=None, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

This method modifies the SlideRegionControl object.

备注

Check SlideRegionControl.setValues on help.3ds.com/2024.

参数:¶

approach=FREE_FORM¶: A SymbolicConstant specifying the restriction approach. The SymbolicConstant FREE_FORM indicates a free-form slide region, and the SymbolicConstant TURN indicates that the restriction should conserve a turnable surface. Possible values are FREE_FORM and TURN. The default value is FREE_FORM.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. This is used when approach is TURN. The default value is None.
freeFormRegion=None¶: None or a Region object specifying the free-form region. This is used when approach is FREE_FORM. The default value is None.
presumeFeasibleRegionAtStart=1¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.
revolvedRegion=None¶: None or a Region object specifying the region to revolve into a slide region. This is used when approach is TURN. The default value is None.
tolerance1=0¶: A Float specifying the geometric tolerance in the 1-direction. This is used when approach is TURN. The default value is 0.01.
tolerance2=0¶: A Float specifying the geometric tolerance in the 2-direction. This is used when approach is TURN. The default value is 0.01.
tolerance3=0¶: A Float specifying the geometric tolerance in the 3-direction. This is used when approach is TURN. The default value is 0.01.

tolerance1 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 1-direction. This is used when approach is TURN. The default value is 0.01.

tolerance2 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 2-direction. This is used when approach is TURN. The default value is 0.01.

tolerance3 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 3-direction. This is used when approach is TURN. The default value is 0.01.

class StampControl( name, clientDirection, region, csys=None, drawAngle=0, mainPoint=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, undercutTolerance=0, )[源代码]¶

基类：GeometricRestriction

The StampControl object defines a stamp control geometric restriction. The StampControl object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check StampControl on help.3ds.com/2024.

Member Details:

clientDirection : --is-rst--:py:class:`tuple`[源代码]¶: A VertexArray object of length 2 specifying the stamping direction. Instead of through a ConstrainedSketchVertex, each point may be specified through a tuple of coordinates.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

drawAngle : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the draw angle. The default value is 0.0.

mainPoint : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The attribute masterPoint was renamed to mainPoint.

mainPointDetermination : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MAXIMUM'[源代码]¶: A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The attribute masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

This method modifies the StampControl object.

备注

Check StampControl.setValues on help.3ds.com/2024.

参数:¶

csys=None¶

None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

drawAngle=0¶

A Float specifying the draw angle. The default value is 0.0.

mainPoint=None¶

None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The argument masterPoint was renamed to mainPoint.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

undercutTolerance=0¶

A Float specifying the undercut tolerance. The default value is 0.0.

tolerance1 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

undercutTolerance : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the undercut tolerance. The default value is 0.0.

class TopologyCyclicSymmetry( name, region, translation, axis=AXIS_1, csys=None, ignoreFrozenArea=0, )[源代码]¶

基类：GeometricRestriction

The TopologyCyclicSymmetry object defines a topology cyclic symmetry geometric restriction. The TopologyCyclicSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check TopologyCyclicSymmetry on help.3ds.com/2024.

Member Details:

axis : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'AXIS_1'[源代码]¶: A SymbolicConstant specifying the translation direction defined along an axis positioned at the csys origin. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

ignoreFrozenArea : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

setValues(axis=AXIS_1, csys=None, ignoreFrozenArea=0)[源代码]¶

This method modifies the TopologyCyclicSymmetry object.

备注

Check TopologyCyclicSymmetry.setValues on help.3ds.com/2024.

参数:¶

axis=AXIS_1¶: A SymbolicConstant specifying the translation direction defined along an axis positioned at the csys origin. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

translation : --is-rst--:py:class:`float`[源代码]¶: A Float specifying the translation distance.

class TopologyDemoldControl( name, region, csys=None, draftAngle=0, collisionCheckRegion=DEMOLD_REGION, pointRegion=None, pullDirection=(), technique=AUTO, )[源代码]¶

基类：GeometricRestriction

The TopologyDemoldControl object defines a topology demold control geometric restriction. The TopologyDemoldControl object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check TopologyDemoldControl on help.3ds.com/2024.

Member Details:

collisionCheckRegion : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'DEMOLD_REGION'[源代码]¶: The SymbolicConstant DEMOLD_REGION or a Region object specifying the collision check region. If the value is DEMOLD_REGION, then the value of region is used as both the demold region and the collision check region. The default value is DEMOLD_REGION.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system of the pullDirection. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int indicating the identifier of the DatumCsys. The default value is None.

draftAngle : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the draft angle. The default value is 0.0.

pointRegion : --is-rst--:py:class:`~abaqus.Region.Region.Region` | :py:obj:`None` = None[源代码]¶: A Region object specifying the point on a plane perpendicular to the pull direction, used to specify the central plane when technique is POINT.

pullDirection : --is-rst--:py:class:`tuple` = ()[源代码]¶: A VertexArray object of length 2 specifying the demold pull direction. Instead of through a ConstrainedSketchVertex, each point may be specified through a tuple of coordinates.

setValues( csys=None, draftAngle=0, collisionCheckRegion=DEMOLD_REGION, pointRegion=None, pullDirection=(), technique=AUTO, )[源代码]¶

This method modifies the TopologyDemoldControl object.

备注

Check TopologyDemoldControl.setValues on help.3ds.com/2024.

参数:¶

csys=None¶: None or a DatumCsys object specifying the local coordinate system of the pullDirection. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int indicating the identifier of the DatumCsys. The default value is None.
draftAngle=0¶: A Float specifying the draft angle. The default value is 0.0.
collisionCheckRegion=DEMOLD_REGION¶: The SymbolicConstant DEMOLD_REGION or a Region object specifying the collision check region. If the value is DEMOLD_REGION, then the value of region is used as both the demold region and the collision check region. The default value is DEMOLD_REGION.
pointRegion=None¶: A Region object specifying the point on a plane perpendicular to the pull direction, used to specify the central plane when technique is POINT.
pullDirection=()¶: A VertexArray object of length 2 specifying the demold pull direction. Instead of through a ConstrainedSketchVertex, each point may be specified through a tuple of coordinates.
technique=AUTO¶: A SymbolicConstant specifying the demold technique. Possible values are AUTO, AUTO_TIGHT, POINT, SURFACE, and STAMP. The default value is AUTO.

technique : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'AUTO'[源代码]¶: A SymbolicConstant specifying the demold technique. Possible values are AUTO, AUTO_TIGHT, POINT, SURFACE, and STAMP. The default value is AUTO.

class TopologyMemberSize( name, region, maxThickness=0, minThickness=0, separation=0, sizeRestriction=MINIMUM, )[源代码]¶

基类：GeometricRestriction

The TopologyMemberSize object defines a topology member size geometric restriction. The TopologyMemberSize object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check TopologyMemberSize on help.3ds.com/2024.

Member Details:

maxThickness : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the maximum thickness. The default value is 0.0.

minThickness : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the minimum thickness. The default value is 0.0.

separation : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the minimum gap. The default value is 0.0.

setValues( maxThickness=0, minThickness=0, separation=0, sizeRestriction=MINIMUM, )[源代码]¶

This method modifies the TopologyMemberSize object.

备注

Check TopologyMemberSize.setValues on help.3ds.com/2024.

参数:¶

maxThickness=0¶: A Float specifying the maximum thickness. The default value is 0.0.
minThickness=0¶: A Float specifying the minimum thickness. The default value is 0.0.
separation=0¶: A Float specifying the minimum gap. The default value is 0.0.
sizeRestriction=MINIMUM¶: A SymbolicConstant specifying whether to restrict the minimum or maximum thickness or an envelope of both. Possible values are ENVELOPE, MAXIMUM, and MINIMUM. The default value is MINIMUM.

sizeRestriction : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MINIMUM'[源代码]¶: A SymbolicConstant specifying whether to restrict the minimum or maximum thickness or an envelope of both. Possible values are ENVELOPE, MAXIMUM, and MINIMUM. The default value is MINIMUM.

class TopologyMillingControl( name, millingDirections, region, csys=None, millingCheckRegion=MILLING_REGION, radius=None, )[源代码]¶

基类：GeometricRestriction

The TopologyMillingControl object defines a topology milling control geometric restriction. The TopologyMillingControl object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

Added in version 2022: The TopologyMillingControl class was added.

备注

Check TopologyMillingControl on help.3ds.com/2024.

Member Details:

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system of the millingDirections. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int indicating the identifier of the DatumCsys. The default value is None.

millingCheckRegion : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MILLING_REGION'[源代码]¶: The SymbolicConstant MILLING_REGION or a Region object specifying the milling check region. If the value is MILLING_REGION, the value of region is used as both the milling control region and the milling check region. The default value is MILLING_REGION.

millingDirections : --is-rst--:py:class:`tuple`[源代码]¶: A tuple of VertexArray objects of length 2 specifying the milling directions. Each point can be specified through a tuple of coordinates instead of through a ConstrainedSketchVertex.

radius : --is-rst--:py:class:`float` | :py:obj:`None` = None[源代码]¶: A Float specifying the radius for the collision check during the removal of the elements for the milling criteria.

setValues( csys=None, millingCheckRegion=MILLING_REGION, radius=None, )[源代码]¶

This method modifies the TopologyMillingControl object.

备注

Check TopologyMillingControl.setValues on help.3ds.com/2024.

参数:¶

csys=None¶: None or a DatumCsys object specifying the local coordinate system of the millingDirections. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int indicating the identifier of the DatumCsys. The default value is None.
millingCheckRegion=MILLING_REGION¶: The SymbolicConstant MILLING_REGION or a Region object specifying the milling check region. If the value is MILLING_REGION, the value of region is used as both the milling control region and the milling check region. The default value is MILLING_REGION.
radius=None¶: A Float specifying the radius for the collision check during the removal of the elements for the milling criteria.

class TopologyOverhangControl( name, pullDirection, region, csys=None, draftAngle=45, overhangCheckRegion=OVERHANG_REGION, pointRegion=<abaqus.Region.Region.Region object>, radius=None, technique=AUTO, )[源代码]¶

基类：GeometricRestriction

The TopologyOverhangControl object defines a topology overhang control geometric restriction. The TopologyOverhangControl object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

Added in version 2019: The TopologyOverhangControl class was added.

备注

Check TopologyOverhangControl on help.3ds.com/2024.

Member Details:

setValues( csys=None, draftAngle=45, overhangCheckRegion=OVERHANG_REGION, pointRegion=<abaqus.Region.Region.Region object>, radius=None, technique=AUTO, )[源代码]¶

This method modifies the TopologyOverhangControl object.

备注

Check TopologyOverhangControl.setValues on help.3ds.com/2024.

参数:¶

csys : int | None, default: None: None or a DatumCsys object specifying the local coordinate system of the pullDirection. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int indicating the identifier of the DatumCsys. The default value is None.
draftAngle : float, default: 45: A Float specifying the overhang angle. The default value is 45.0.
overhangCheckRegion : Literal[OVERHANG_REGION], default: OVERHANG_REGION: The SymbolicConstant OVERHANG_REGION or a Region object specifying the overhang check region. If the value is OVERHANG_REGION, the value of region is used as both the overhang control region and the overhang check region. The default value is OVERHANG_REGION.
pointRegion : Region, default: <abaqus.Region.Region.Region object at 0x7f7c35d11310>: A Region object specifying the point on a plane perpendicular to the pullDirection that is used to specify the base plane when technique is POINT.
radius : float | None, default: None: A Float specifying the radius to define the size of the cones that are used in the internal check for the overhang criteria.
technique : Literal[POINT, NONE, AUTO], default: AUTO: A SymbolicConstant specifying the overhang control technique used to define the base plane. Possible values are AUTO, POINT, and NONE. The default value is AUTO.

class TopologyPlanarSymmetry(name, region, axis=AXIS_1, csys=None, ignoreFrozenArea=0)[源代码]¶

基类：GeometricRestriction

The TopologyPlanarSymmetry object defines a topology planar symmetry geometric restriction. The TopologyPlanarSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check TopologyPlanarSymmetry on help.3ds.com/2024.

Member Details:

axis : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'AXIS_1'[源代码]¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

ignoreFrozenArea : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

setValues(axis=AXIS_1, csys=None, ignoreFrozenArea=0)[源代码]¶

This method modifies the TopologyPlanarSymmetry object.

备注

Check TopologyPlanarSymmetry.setValues on help.3ds.com/2024.

参数:¶

axis=AXIS_1¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

class TopologyPointSymmetry(name, region, csys=None, ignoreFrozenArea=0)[源代码]¶

基类：GeometricRestriction

The TopologyPointSymmetry object defines a topology point symmetry geometric restriction. The TopologyPointSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check TopologyPointSymmetry on help.3ds.com/2024.

Member Details:

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

ignoreFrozenArea : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

setValues(csys=None, ignoreFrozenArea=0)[源代码]¶

This method modifies the TopologyPointSymmetry object.

备注

Check TopologyPointSymmetry.setValues on help.3ds.com/2024.

参数:¶

csys=None¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

class TopologyRibDesign( name, ribDirection, ribThickness, ribDistance, region, csys=None, ribDesignCheckRegion=RIBDESIGN_REGION, )[源代码]¶

基类：GeometricRestriction

The TopologyRibDesign object defines a topology rib design geometric restriction. The TopologyRibDesign object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

Added in version 2023: The TopologyRibDesign class was added.

备注

Check TopologyRibDesign on help.3ds.com/2024.

Member Details:

csys : --is-rst--:py:class:`~abaqus.Datum.DatumCsys.DatumCsys` | :py:obj:`None` = <abaqus.Datum.DatumCsys.DatumCsys object>[源代码]¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

ribDesignCheckRegion : --is-rst--:py:data:`~typing.Union`\ \[:py:data:`~typing.Literal`\ \[``RIBDESIGN_REGION``], :py:class:`~abaqus.Region.Region.Region`] = 'RIBDESIGN_REGION'[源代码]¶: The SymbolicConstant RIBDESIGN_REGION or a Region object specifying the overhang check region. If the value is OVERHANG_REGION, the value of region is used as both the overhang control region and the overhang check region. The default value is RIBDESIGN_REGION.

ribDirection : --is-rst--:py:class:`~abaqus.BasicGeometry.VertexArray.VertexArray`[源代码]¶: A VertexArray object of length 2 specifying the out-of-plane growth direction of the ribs. Instead of through a Vertex, each point can be specified through a tuple of coordinates.

ribDistance : --is-rst--:py:class:`float`[源代码]¶: A Float specifying the average distance between the rib centers. The distance must be larger than twice the average element edge length.

ribThickness : --is-rst--:py:class:`float`[源代码]¶: A Float specifying the average thickness of the ribs.

setValues( ribDirection, ribThickness, ribDistance, region, csys=None, ribDesignCheckRegion=RIBDESIGN_REGION, )[源代码]¶

This method modifies the TopologyRibDesign object.

备注

Check TopologyRibDesign.setValues on help.3ds.com/2024.

参数:¶

ribDirection¶: A VertexArray object of length 2 specifying the out-of-plane growth direction of the ribs. Instead of through a Vertex, each point can be specified through a tuple of coordinates.
ribThickness¶: A Float specifying the average thickness of the ribs.
ribDistance¶: A Float specifying the average distance between the rib centers. The distance must be larger than twice the average element edge length.
region¶: A Region object specifying the region to which the geometric restriction is applied. When used with a TopologyTask, there is no default value. When used with a ShapeTask, the default value is MODEL.
csys=None¶: None or a DatumCsys object specifying the position of the symmetry point defined as the origin of a local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ribDesignCheckRegion=RIBDESIGN_REGION¶: The SymbolicConstant RIBDESIGN_REGION or a Region object specifying the overhang check region. If the value is OVERHANG_REGION, the value of region is used as both the overhang control region and the overhang check region. The default value is RIBDESIGN_REGION.

class TopologyRotationalSymmetry( name, angle, region, axis=AXIS_1, csys=None, ignoreFrozenArea=0, )[源代码]¶

基类：GeometricRestriction

The TopologyRotationalSymmetry object defines a topology rotational symmetry geometric restriction. The TopologyRotationalSymmetry object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check TopologyRotationalSymmetry on help.3ds.com/2024.

Member Details:

angle : --is-rst--:py:class:`float`[源代码]¶: A Float specifying the repeating segment size, an angle in degrees.

axis : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'AXIS_1'[源代码]¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

ignoreFrozenArea : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

setValues(axis=AXIS_1, csys=None, ignoreFrozenArea=0)[源代码]¶

This method modifies the TopologyRotationalSymmetry object.

备注

Check TopologyRotationalSymmetry.setValues on help.3ds.com/2024.

参数:¶

axis=AXIS_1¶: A SymbolicConstant specifying the axis of symmetry. Possible values are AXIS_1, AXIS_2, and AXIS_3. The default value is AXIS_1.
csys=None¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.
ignoreFrozenArea=0¶: A Boolean specifying whether to ignore frozen areas. The default value is OFF.

class TurnControl( name, clientDirection, region, csys=None, mainPoint=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

基类：GeometricRestriction

The TurnControl object defines a turn control geometric restriction. The TurnControl object is derived from the GeometricRestriction object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].geometricRestrictions[name]

备注

Check TurnControl on help.3ds.com/2024.

Member Details:

clientDirection : --is-rst--:py:class:`tuple`[源代码]¶: A VertexArray object of length 2 specifying the direction of the rotation axis as a vector positioned at the csys origin. Instead of through a ConstrainedSketchVertex, each point might be specified through a tuple of coordinates.

csys : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPoint : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

在 2022 版本发生变更: The attribute masterPoint was renamed to mainPoint.

mainPointDetermination : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MAXIMUM'[源代码]¶: A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The attribute masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

setValues( csys=None, mainPoint=None, mainPointDetermination=MAXIMUM, presumeFeasibleRegionAtStart=1, tolerance1=0, tolerance2=0, tolerance3=0, )[源代码]¶

This method modifies the TurnControl object.

备注

Check TurnControl.setValues on help.3ds.com/2024.

参数:¶

csys=None¶

None or a DatumCsys object specifying the local coordinate system. If csys = None, the global coordinate system is used. When this member is queried, it returns an Int. The default value is None.

mainPoint=None¶

None or a Region object specifying the main point used when mainPointDetermination is SPECIFY. The default value is None.

mainPointDetermination=MAXIMUM¶

A SymbolicConstant specifying the rule for assigning point priority. Possible values are MAXIMUM, MINIMUM, and SPECIFY. The default value is MAXIMUM.

在 2022 版本发生变更: The argument masterPointDetermination was renamed to mainPointDetermination.

presumeFeasibleRegionAtStart=1¶

A Boolean specifying whether to ignore the geometric restriction in the first design cycle. The default value is ON.

tolerance1=0¶

A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2=0¶

A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3=0¶

A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

tolerance1 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 1-direction. The default value is 0.01.

tolerance2 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 2-direction. The default value is 0.01.

tolerance3 : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the geometric tolerance in the 3-direction. The default value is 0.01.

class ShapeTask( name, abaqusSensitivities=True, absoluteStepSizeControl=MINIMUM, activateDurability=1, additionalDurabilityFiles='', constrainedLaplacianConvergenceLevel=NORMAL, curvatureSmoothingEdgeLength=5, durabilityInputfile='', durabilitySolver=FE_SAFE, equalityConstraintTolerance=None, featureRecognitionAngle=30, filterExponent=1, filterMaxRadius=None, filterRadiusReduction=None, firstCycleDeletedVolumeTechnique=0, freezeBoundaryConditionRegions=0, frozenBoundaryConditionRegion=MODEL, geometricRestrictionEvaluationFrequency=LOW, growthScaleFactor=1, haltUponViolation=0, layerReferenceRegion=None, meshSmoothingRegionMethod=TASK_REGION_LAYERS, meshSmoothingStrategy=CONSTRAINED_LAPLACIAN, midsideInterpolation=POSITIONS, numFreeNodeLayers=0, numSmoothedElementLayers=None, presumeFeasibleBCRegionAtStart=1, quadMaxAngle=160, quadMinAngle=20, quadSkew=30, quadTaper=0, region=MODEL, reportPoorQualityElements=0, reportQualityViolation=0, shrinkScaleFactor=1, smoothingRegion=None, targetMeshQuality=LOW, tetAspectRatio=100, tetMaxAspect=8, tetMinAspect=0, tetSkew=100, triMaxAngle=140, triMinAngle=20, updateShapeBasisVectors=EVERY_CYCLE, groupOperator=0, )[源代码]¶

基类：OptimizationTask

The ShapeTask object defines a shape task. The ShapeTask object is derived from the OptimizationTask object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name]

备注

Check ShapeTask on help.3ds.com/2024.

Member Details:

abaqusSensitivities : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = False[源代码]¶: A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is False.

Added in version 2019: The abaqusSensitivities attribute was added.

absoluteStepSizeControl : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MINIMUM'[源代码]¶: A SymbolicConstant specifying whether to control the permitted absolute step size by the average optimization displacement or minimum optimization displacement. Possible values are MINIMUM and AVERAGE. The default value is MINIMUM.

activateDurability : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A boolean specifying whether or not the durability approach of optimization is turned on. The default value is ON.

additionalDurabilityFiles : --is-rst--:py:class:`str` = ''[源代码]¶: A String specifying the path of additional files pertaining to durability optimization. Only valid if the activateDurability argument is ON.

constrainedLaplacianConvergenceLevel : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'NORMAL'[源代码]¶: A SymbolicConstant specifying the constrained Laplacian convergence level. Possible values are NORMAL, CONSERVATIVE, and AGGRESSIVE. The default value is NORMAL.

curvatureSmoothingEdgeLength : --is-rst--:py:class:`float` = 5[源代码]¶: A Float specifying the edge length for the movement vector. The default value is 5.0.

designResponses : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.DesignResponse.DesignResponse`] = {}[源代码]¶: A repository of DesignResponse objects.

durabilityInputfile : --is-rst--:py:class:`str` = ''[源代码]¶: A string specifying the path of the input file. Only valid if the activateDurability argument is ON and is a required argument in that case.

durabilitySolver : --is-rst--:py:class:`str` = 'FE_SAFE'[源代码]¶: A String specifying the type of solver for durability optimization. Possible values are: FE_SAFE, FEMFAT, FALANCS, MSC_FATIGUE, FE_FATIGUE, DESIGN_LIFE, CUSTOM, FEMSITE. The default value is FE_SAFE. Only valid if the activateDurability argument is ON.

equalityConstraintTolerance : --is-rst--:py:class:`float` | :py:obj:`None` = None[源代码]¶: A Float specifying the equality constraint tolerance. The default value is 10⁻³.

featureRecognitionAngle : --is-rst--:py:class:`float` = 30[源代码]¶: A Float specifying the mesh smoothing feature recognition angle for edges and corners. The default value is 30.0.

filterExponent : --is-rst--:py:class:`float` = 1[源代码]¶: A Float specifying the weight depending on the radius, used when filterMaxRadius is specified. The default value is 1.0.

filterMaxRadius : --is-rst--:py:class:`float` | :py:obj:`None` = None[源代码]¶: None or a Float specifying the maximum influence radius for equivalent stress. The default value is None.

filterRadiusReduction : --is-rst--:py:class:`float` | :py:obj:`None` = None[源代码]¶: None or a Float specifying the reduction of the radius depending on surface bending, used when filterMaxRadius is specified. The default value is None.

firstCycleDeletedVolumeTechnique : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant`, :py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A SymbolicConstant specifying the method of specifying volume that can be removed immediately in the first design cycle. Possible values are OFF, PERCENTAGE, and ABSOLUTE. The default value is OFF.

freezeBoundaryConditionRegions : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to exclude nodes with boundary conditions from the optimization. The default value is OFF.

frozenBoundaryConditionRegion : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MODEL'[源代码]¶: The SymbolicConstant MODEL or a Region object specifying the region in which to freeze boundary condition regions, or the SymbolicConstant MODEL, used with freezeBoundaryConditionRegions. The default value is MODEL.

geometricRestrictionEvaluationFrequency : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'LOW'[源代码]¶: A SymbolicConstant specifying the frequency of evaluating geometric restrictions during mesh smoothing. Possible values are LOW, MEDIUM, and HIGH. The default value is LOW.

geometricRestrictions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.GeometricRestriction.GeometricRestriction`] = {}[源代码]¶: A repository of GeometricRestriction objects.

groupOperator : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether the group in the design response will be evaluated using the existing algorithm or a new algorithm based on Abaqus sensitivities. The default value of False means that the existing algorithm will be used.

Added in version 2022: The groupSensitivities attribute was added.

growthScaleFactor : --is-rst--:py:class:`float` = 1[源代码]¶: A Float specifying the scale factor to apply to optimization displacements for nodes with growth. The default value is 1.0.

haltUponViolation : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to halt the optimization if quality criteria are not satisified. The default value is OFF.

layerReferenceRegion : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a Region object specifying the region specifying the first node layer for mesh smoothing, used when meshSmoothingRegionMethod is TASK_REGION_LAYERS. The default value is None.

meshSmoothingRegionMethod : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'TASK_REGION_LAYERS'[源代码]¶: A SymbolicConstant specifying the method used to determine the mesh smoothing region. The REGION value uses the smoothingRegion. The NUMBER_OF_LAYERS value uses the layerReferenceRegion. The TASK_REGION_LAYERS value will smooth six layers using the task region. Possible values are TASK_REGION_LAYERS, REGION, and NUMBER_OF_LAYERS. The default value is TASK_REGION_LAYERS.

meshSmoothingStrategy : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'CONSTRAINED_LAPLACIAN'[源代码]¶: A SymbolicConstant specifying the method smoothing strategy. Possible values are CONSTRAINED_LAPLACIAN and LOCAL_GRADIENT. The default value is CONSTRAINED_LAPLACIAN.

midsideInterpolation : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'POSITIONS'[源代码]¶: A SymbolicConstant specifying the approach used when treating midside node positions during optimization. POSITIONS indicates midside node positions are interpolated linearly by position. OPTIMIZATION_DISPLACEMENT indicates they are interpolated by optimization displacement of corner nodes. Possible values are POSITIONS and OPTIMIZATION_DISPLACEMENT. The default value is POSITIONS.

numFreeNodeLayers : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` | :py:class:`int` = 0[源代码]¶: The SymbolicConstant FIX_NONE or an Int specifying the number of node layers adjoining the task region to remain free during mesh smoothing. A value of 0 indicates that no layers are free and all layers are fixed. The default value is 0.

numSmoothedElementLayers : --is-rst--:py:class:`int` | :py:obj:`None` = None[源代码]¶: None or an Int specifying the number of layers for mesh smoothing when meshSmoothingRegionMethod is NUMBER_OF_LAYERS. The default value is None.

objectiveFunctions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.ObjectiveFunction.ObjectiveFunction`] = {}[源代码]¶: A repository of ObjectiveFunction objects.

optimizationConstraints : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.OptimizationConstraint.OptimizationConstraint`] = {}[源代码]¶: A repository of OptimizationConstraint objects.

presumeFeasibleBCRegionAtStart : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to ignore automatically frozen boundary condition regions in the first design cycle. This is used with freezeBoundaryConditionRegions. The default value is ON.

quadMaxAngle : --is-rst--:py:class:`float` = 160[源代码]¶: A Float specifying the maximum angle for quad elements during mesh smoothing. The default value is 160.0.

quadMinAngle : --is-rst--:py:class:`float` = 20[源代码]¶: A Float specifying the minimum angle for quad elements during mesh smoothing. The default value is 20.0.

quadSkew : --is-rst--:py:class:`float` = 30[源代码]¶: A Float specifying the skew angle for quad elements during mesh smoothing, used with reportQualityViolation. The default value is 30.0.

quadTaper : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the taper for quad elements during mesh smoothing, used with reportQualityViolation. The default value is 0.5.

region : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MODEL'[源代码]¶: The SymbolicConstant MODEL or a Region object specifying the region to which the optimization task is applied. The default value is MODEL.

reportPoorQualityElements : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to report poor quality elements during mesh smoothing. The default value is OFF.

reportQualityViolation : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to report a quality criteria violation during mesh smoothing. The default value is OFF.

setValues( abaqusSensitivities=True, absoluteStepSizeControl=MINIMUM, activateDurability=1, additionalDurabilityFiles='', algorithm=CONDITION_BASED_OPTIMIZATION, constrainedLaplacianConvergenceLevel=NORMAL, curvatureSmoothingEdgeLength=5, durabilityInputfile='', durabilitySolver=FE_SAFE, equalityConstraintTolerance=None, featureRecognitionAngle=30, filterExponent=1, filterMaxRadius=None, filterRadiusReduction=None, firstCycleDeletedVolumeTechnique=0, freezeBoundaryConditionRegions=0, frozenBoundaryConditionRegion=MODEL, geometricRestrictionEvaluationFrequency=LOW, growthScaleFactor=1, haltUponViolation=0, layerReferenceRegion=None, meshSmoothingRegionMethod=TASK_REGION_LAYERS, meshSmoothingStrategy=CONSTRAINED_LAPLACIAN, midsideInterpolation=POSITIONS, numFreeNodeLayers=0, numSmoothedElementLayers=None, presumeFeasibleBCRegionAtStart=1, quadMaxAngle=160, quadMinAngle=20, quadSkew=30, quadTaper=0, region=MODEL, reportPoorQualityElements=0, reportQualityViolation=0, shrinkScaleFactor=1, smoothingRegion=None, targetMeshQuality=LOW, tetAspectRatio=100, tetMaxAspect=8, tetMinAspect=0, tetSkew=100, triMaxAngle=140, triMinAngle=20, updateShapeBasisVectors=EVERY_CYCLE, groupOperator=0, )[源代码]¶

This method modifies the ShapeTask object.

备注

Check ShapeTask.setValues on help.3ds.com/2024.

参数:¶

abaqusSensitivities=True¶

A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is True.

Added in version 2019: The abaqusSensitivities argument was added.

absoluteStepSizeControl=MINIMUM¶

activateDurability=1¶

A boolean specifying whether or not the durability approach of optimization is turned on. The default value is ON.

additionalDurabilityFiles=''¶

A String specifying the path of additional files pertaining to durability optimization. Only valid if the activateDurability argument is ON.

algorithm=CONDITION_BASED_OPTIMIZATION¶

A SymbolicConstant specifying the optimization task algorithm. Possible values are GENERAL_OPTIMIZATION and CONDITION_BASED_OPTIMIZATION. The default value is CONDITION_BASED_OPTIMIZATION.

constrainedLaplacianConvergenceLevel=NORMAL¶

A SymbolicConstant specifying the constrained Laplacian convergence level. Possible values are NORMAL, CONSERVATIVE, and AGGRESSIVE. The default value is NORMAL.

curvatureSmoothingEdgeLength=5¶

A Float specifying the edge length for the movement vector. The default value is 5.0.

durabilityInputfile=''¶

A string specifying the path of the input file. Only valid if the activateDurability argument is ON and is a required argument in that case.

durabilitySolver=FE_SAFE¶

A String specifying the type of solver for durability optimization. Possible values are: FE_SAFE, FEMFAT, FALANCS, MSC_FATIGUE, FE_FATIGUE, DESIGN_LIFE, CUSTOM, FEMSITE. The default value is FE_SAFE. Only valid if the activateDurability argument is ON.

equalityConstraintTolerance=None¶

A Float specifying the equality constraint tolerance. The default value is 10⁻³.

featureRecognitionAngle=30¶

A Float specifying the mesh smoothing feature recognition angle for edges and corners. The default value is 30.0.

filterExponent=1¶

A Float specifying the weight depending on the radius, used when filterMaxRadius is specified. The default value is 1.0.

filterMaxRadius=None¶

None or a Float specifying the maximum influence radius for equivalent stress. The default value is None.

filterRadiusReduction=None¶

None or a Float specifying the reduction of the radius depending on surface bending, used when filterMaxRadius is specified. The default value is None.

firstCycleDeletedVolumeTechnique=0¶

A SymbolicConstant specifying the method of specifying volume that can be removed immediately in the first design cycle. Possible values are OFF, PERCENTAGE, and ABSOLUTE. The default value is OFF.

freezeBoundaryConditionRegions=0¶

A Boolean specifying whether to exclude nodes with boundary conditions from the optimization. The default value is OFF.

frozenBoundaryConditionRegion=MODEL¶

geometricRestrictionEvaluationFrequency=LOW¶

A SymbolicConstant specifying the frequency of evaluating geometric restrictions during mesh smoothing. Possible values are LOW, MEDIUM, and HIGH. The default value is LOW.

growthScaleFactor=1¶

A Float specifying the scale factor to apply to optimization displacements for nodes with growth. The default value is 1.0.

haltUponViolation=0¶

A Boolean specifying whether to halt the optimization if quality criteria are not satisified. The default value is OFF.

layerReferenceRegion=None¶

None or a Region object specifying the region specifying the first node layer for mesh smoothing, used when meshSmoothingRegionMethod is TASK_REGION_LAYERS. The default value is None.

meshSmoothingRegionMethod=TASK_REGION_LAYERS¶

meshSmoothingStrategy=CONSTRAINED_LAPLACIAN¶

A SymbolicConstant specifying the method smoothing strategy. Possible values are CONSTRAINED_LAPLACIAN and LOCAL_GRADIENT. The default value is CONSTRAINED_LAPLACIAN.

midsideInterpolation=POSITIONS¶

numFreeNodeLayers=0¶

numSmoothedElementLayers=None¶

None or an Int specifying the number of layers for mesh smoothing when meshSmoothingRegionMethod is NUMBER_OF_LAYERS. The default value is None.

presumeFeasibleBCRegionAtStart=1¶

A Boolean specifying whether to ignore automatically frozen boundary condition regions in the first design cycle. This is used with freezeBoundaryConditionRegions. The default value is ON.

quadMaxAngle=160¶

A Float specifying the maximum angle for quad elements during mesh smoothing. The default value is 160.0.

quadMinAngle=20¶

A Float specifying the minimum angle for quad elements during mesh smoothing. The default value is 20.0.

quadSkew=30¶

A Float specifying the skew angle for quad elements during mesh smoothing, used with reportQualityViolation. The default value is 30.0.

quadTaper=0¶

A Float specifying the taper for quad elements during mesh smoothing, used with reportQualityViolation. The default value is 0.5.

region=MODEL¶

The SymbolicConstant MODEL or a Region object specifying the region to which the optimization task is applied. The default value is MODEL.

reportPoorQualityElements=0¶

A Boolean specifying whether to report poor quality elements during mesh smoothing. The default value is OFF.

reportQualityViolation=0¶

A Boolean specifying whether to report a quality criteria violation during mesh smoothing. The default value is OFF.

shrinkScaleFactor=1¶

A Float specifying the scale factor to apply to optimization displacements for nodes with shrinkage. The default value is 1.0.

smoothingRegion=None¶

None or a Region object specifying the mesh smoothing region, used when meshSmoothingRegionMethod is REGION. The default value is None.

targetMeshQuality=LOW¶

A SymbolicConstant specifying the target mesh quality for mesh smoothing. Possible values are NONE, LOW, MEDIUM, and HIGH. The default value is LOW.

tetAspectRatio=100¶

A Float specifying the tet element aspect ratio during mesh smoothing. The default value is 100.0.

tetMaxAspect=8¶

A Float specifying the maximum tet element aspect ratio during mesh smoothing. The default value is 8.0.

tetMinAspect=0¶

A Float specifying the minimum tet element aspect ratio during mesh smoothing. The default value is 0.222.

tetSkew=100¶

A Float specifying the tet element skew value during mesh smoothing. The default value is 100.0.

triMaxAngle=140¶

A Float specifying the tri element maximum angle during mesh smoothing. The default value is 140.0.

triMinAngle=20¶

A Float specifying the tri element maximum angle during mesh smoothing. The default value is 20.0.

updateShapeBasisVectors=EVERY_CYCLE¶

A SymbolicConstant specifying whether to update shape basis vectors in the first design cycle or every design cycle. Possible values are EVERY_CYCLE and FIRST_CYCLE. The default value is EVERY_CYCLE.

groupOperator=0¶

Added in version 2022: The groupOperator argument was added.

shrinkScaleFactor : --is-rst--:py:class:`float` = 1[源代码]¶: A Float specifying the scale factor to apply to optimization displacements for nodes with shrinkage. The default value is 1.0.

smoothingRegion : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a Region object specifying the mesh smoothing region, used when meshSmoothingRegionMethod is REGION. The default value is None.

stopConditions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.StopCondition.StopCondition`] = {}[源代码]¶: A repository of StopCondition objects.

targetMeshQuality : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'LOW'[源代码]¶: A SymbolicConstant specifying the target mesh quality for mesh smoothing. Possible values are NONE, LOW, MEDIUM, and HIGH. The default value is LOW.

tetAspectRatio : --is-rst--:py:class:`float` = 100[源代码]¶: A Float specifying the tet element aspect ratio during mesh smoothing. The default value is 100.0.

tetMaxAspect : --is-rst--:py:class:`float` = 8[源代码]¶: A Float specifying the maximum tet element aspect ratio during mesh smoothing. The default value is 8.0.

tetMinAspect : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the minimum tet element aspect ratio during mesh smoothing. The default value is 0.222.

tetSkew : --is-rst--:py:class:`float` = 100[源代码]¶: A Float specifying the tet element skew value during mesh smoothing. The default value is 100.0.

triMaxAngle : --is-rst--:py:class:`float` = 140[源代码]¶: A Float specifying the tri element maximum angle during mesh smoothing. The default value is 140.0.

triMinAngle : --is-rst--:py:class:`float` = 20[源代码]¶: A Float specifying the tri element maximum angle during mesh smoothing. The default value is 20.0.

updateShapeBasisVectors : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'EVERY_CYCLE'[源代码]¶: A SymbolicConstant specifying whether to update shape basis vectors in the first design cycle or every design cycle. Possible values are EVERY_CYCLE and FIRST_CYCLE. The default value is EVERY_CYCLE.

class SizingTask( name, abaqusSensitivities=True, elementThicknessDeltaStopCriteria=0, freezeBoundaryConditionRegions=0, freezeLoadRegions=1, modeTrackingRegion=MODEL, numFulfilledStopCriteria=2, numTrackedModes=5, objectiveFunctionDeltaStopCriteria=0, stopCriteriaDesignCycle=4, thicknessMoveLimit=0, thicknessUpdateStrategy=NORMAL, groupOperator=0, )[源代码]¶

基类：OptimizationTask

The SizingTask object defines a Sizing task. The SizingTask object is derived from the OptimizationTask object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name]

备注

Check SizingTask on help.3ds.com/2024.

Member Details:

abaqusSensitivities : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = False[源代码]¶: A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is False.

Added in version 2019: The abaqusSensitivities attribute was added.

designResponses : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.DesignResponse.DesignResponse`] = {}[源代码]¶: A repository of DesignResponse objects.

elementThicknessDeltaStopCriteria : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the stop criteria based on the change in element thickness. The default value is 0.5 x 10⁻².

freezeBoundaryConditionRegions : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to exclude elements with boundary conditions from the optimization. The default value is OFF.

freezeLoadRegions : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to exclude elements with loads and elements with loaded nodes from the optimization. The default value is ON.

geometricRestrictions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.GeometricRestriction.GeometricRestriction`] = {}[源代码]¶: A repository of GeometricRestriction objects.

groupOperator : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether the group in the design response will be evaluated using the existing algorithm or a new algorithm based on Abaqus sensitivities. The default value of False means that the existing algorithm will be used.

Added in version 2022: The groupSensitivities attribute was added.

modeTrackingRegion : --is-rst--:py:class:`str` = 'MODEL'[源代码]¶: The SymbolicConstatnt MODEL or a Region object specifying the region to use for mode tracking. The default value is MODEL.

numFulfilledStopCriteria : --is-rst--:py:class:`int` = 2[源代码]¶: An Int specifying the number of stop criteria. The default value is 2.

numTrackedModes : --is-rst--:py:class:`int` = 5[源代码]¶: An Int specifying the number of modes included in mode tracking. The default value is 5.

objectiveFunctionDeltaStopCriteria : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the stop criteria based on the change in objective function. The default value is 0.001.

objectiveFunctions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.ObjectiveFunction.ObjectiveFunction`] = {}[源代码]¶: A repository of ObjectiveFunction objects.

optimizationConstraints : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.OptimizationConstraint.OptimizationConstraint`] = {}[源代码]¶: A repository of OptimizationConstraint objects.

setValues( abaqusSensitivities=True, elementThicknessDeltaStopCriteria=0, freezeBoundaryConditionRegions=0, freezeLoadRegions=1, modeTrackingRegion=MODEL, numFulfilledStopCriteria=2, numTrackedModes=5, objectiveFunctionDeltaStopCriteria=0, stopCriteriaDesignCycle=4, thicknessMoveLimit=0, thicknessUpdateStrategy=NORMAL, groupOperator=0, )[源代码]¶

This method modifies the SizingTask object.

备注

Check SizingTask.setValues on help.3ds.com/2024.

参数:¶

abaqusSensitivities=True¶

A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is True.

Added in version 2019: The abaqusSensitivities argument was added.

elementThicknessDeltaStopCriteria=0¶

A Float specifying the stop criteria based on the change in element thickness. The default value is 0.5 x 10⁻².

freezeBoundaryConditionRegions=0¶

A Boolean specifying whether to exclude elements with boundary conditions from the optimization. The default value is OFF.

freezeLoadRegions=1¶

A Boolean specifying whether to exclude elements with loads and elements with loaded nodes from the optimization. The default value is ON.

modeTrackingRegion=MODEL¶

The SymbolicConstatnt MODEL or a Region object specifying the region to use for mode tracking. The default value is MODEL.

numFulfilledStopCriteria=2¶

An Int specifying the number of stop criteria. The default value is 2.

numTrackedModes=5¶

An Int specifying the number of modes included in mode tracking. The default value is 5.

objectiveFunctionDeltaStopCriteria=0¶

A Float specifying the stop criteria based on the change in objective function. The default value is 0.001.

stopCriteriaDesignCycle=4¶

An Int specifying the first design cycle used to evaluate convergence criteria. The default value is 4.

thicknessMoveLimit=0¶

A Float specifying the maximum change in thickness per design cycle. The default value is 0.25.

thicknessUpdateStrategy=NORMAL¶

A SymbolicConstant specifying the strategy for how the thickness is updated in the method of moving asymptotes. Possible values are NORMAL, CONSERVATIVE, and AGGRESSIVE. The default value is NORMAL.

groupOperator=0¶

Added in version 2022: The groupOperator argument was added.

stopConditions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.StopCondition.StopCondition`] = {}[源代码]¶: A repository of StopCondition objects.

stopCriteriaDesignCycle : --is-rst--:py:class:`int` = 4[源代码]¶: An Int specifying the first design cycle used to evaluate convergence criteria. The default value is 4.

thicknessMoveLimit : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the maximum change in thickness per design cycle. The default value is 0.25.

thicknessUpdateStrategy : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'NORMAL'[源代码]¶: A SymbolicConstant specifying the strategy for how the thickness is updated in the method of moving asymptotes. Possible values are NORMAL, CONSERVATIVE, and AGGRESSIVE. The default value is NORMAL.

class TopologyTask( name, abaqusSensitivities=False, algorithm=GENERAL_OPTIMIZATION, densityMoveLimit=0, densityUpdateStrategy=NORMAL, elementDensityDeltaStopCriteria=0, filterRadius=None, firstCycleDeletedVolume=5, firstCycleDeletedVolumeTechnique=0, freezeBoundaryConditionRegions=0, freezeLoadRegions=1, frequencySpectrumWeight=6, initialDensity=DEFAULT, materialInterpolationPenalty=3, materialInterpolationTechnique=DEFAULT, maxDensity=1, minDensity=None, modeTrackingRegion=MODEL, numDesignCycles=15, numFulfilledStopCriteria=2, numTrackedModes=5, objectiveFunctionDeltaStopCriteria=None, region=MODEL, softDeletionMethod=STANDARD, softDeletionRadius=0, softDeletionRegion=None, softDeletionThreshold=None, stepSize=MEDIUM, stiffnessMassDamping=AVERAGE_EDGE_LENGTH, stopCriteriaDesignCycle=4, structuralMassDamping=None, viscousMassDamping=None, viscousStiffnessDamping=None, groupOperator=0, )[源代码]¶

基类：OptimizationTask

The TopologyTask object defines a topology task. The TopologyTask object is derived from the OptimizationTask object.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name]

备注

Check TopologyTask on help.3ds.com/2024.

Member Details:

abaqusSensitivities : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = False[源代码]¶: A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is False.

Added in version 2019: The abaqusSensitivities attribute was added.

algorithm : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'GENERAL_OPTIMIZATION'[源代码]¶: A SymbolicConstant specifying the optimization task algorithm. Possible values are GENERAL_OPTIMIZATION and CONDITION_BASED_OPTIMIZATION. The default value is GENERAL_OPTIMIZATION.

densityMoveLimit : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the maximum density change per design cycle. The default value is 0.25.

densityUpdateStrategy : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'NORMAL'[源代码]¶: A SymbolicConstant specifying the strategy for how the densities are updated in the method of moving asymptotes. Possible values are NORMAL, CONSERVATIVE, and AGGRESSIVE. The default value is NORMAL.

designResponses : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.DesignResponse.DesignResponse`] = {}[源代码]¶: A repository of DesignResponse objects.

elementDensityDeltaStopCriteria : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the stop criteria based upon the change in element densities. The default value is 0.5x10⁻².

filterRadius : --is-rst--:py:class:`float` | :py:obj:`None` = None[源代码]¶: None or a Float specifying the mesh filter radius for mesh independence and minimum size. The default value is None.

firstCycleDeletedVolume : --is-rst--:py:class:`float` = 5[源代码]¶: A Float specifying the volume that can be removed immediately in the first design cycle. The default value is 5.0.

firstCycleDeletedVolumeTechnique : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant`, :py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A SymbolicConstant specifying the method of quantifying volume that can be removed immediately in the first design cycle. Possible values are OFF, PERCENTAGE, and ABSOLUTE. The default value is OFF.

freezeBoundaryConditionRegions : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether to exclude elements with boundary conditions from the optimization. The default value is OFF.

freezeLoadRegions : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 1[源代码]¶: A Boolean specifying whether to exclude elements with loads and elements with loaded nodes from the optimization. The default value is ON.

frequencySpectrumWeight : --is-rst--:py:class:`float` = 6[源代码]¶: A Float specifying the weighting factor for frequency spectrum peaks. The default value is 6.0.

geometricRestrictions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.GeometricRestriction.GeometricRestriction`] = {}[源代码]¶: A repository of GeometricRestriction objects.

groupOperator : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.AbaqusBoolean.AbaqusBoolean`, :py:class:`bool`] = 0[源代码]¶: A Boolean specifying whether the group in the design response will be evaluated using the existing algorithm or a new algorithm based on Abaqus sensitivities. The default value of False means that the existing algorithm will be used.

Added in version 2022: The groupSensitivities attribute was added.

initialDensity : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'DEFAULT'[源代码]¶: A SymbolicConstant specifying the Optimization product default or a float specifying the initial density. The default value is DEFAULT.

materialInterpolationPenalty : --is-rst--:py:class:`float` = 3[源代码]¶: A Float specifying the penalty factor for the material interpolation technique. The default value is 3.0.

materialInterpolationTechnique : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'DEFAULT'[源代码]¶

optimization product default, solid isotropic material with penalization, or rational approximation of material properties. Possible values are DEFAULT, SIMP, and RAMP. The default value is DEFAULT.

Type:¶: A SymbolicConstant specifying the material interpolation technique

maxDensity : --is-rst--:py:class:`float` = 1[源代码]¶: A Float specifying the maximum density in the density update. The default value is 1.0.

minDensity : --is-rst--:py:class:`float` | :py:obj:`None` = None[源代码]¶: A Float specifying the minimum density in the density update. The default value is 10⁻³.

modeTrackingRegion : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MODEL'[源代码]¶: The SymbolicConstant MODEL or a Region object specifying the region to use for mode tracking. The default value is MODEL.

numDesignCycles : --is-rst--:py:class:`int` = 15[源代码]¶: An Int specifying the number of design cycles permitted when stepSize is DYNAMIC. The default value is 15.

numFulfilledStopCriteria : --is-rst--:py:class:`int` = 2[源代码]¶: An Int specifying the number of stop criteria. The default value is 2.

numTrackedModes : --is-rst--:py:class:`int` = 5[源代码]¶: An Int specifying the number of modes included in mode tracking. The default value is 5.

objectiveFunctionDeltaStopCriteria : --is-rst--:py:class:`float` | :py:obj:`None` = None[源代码]¶: A Float specifying the stop criteria based on the change in objective function. The default value is 10⁻³.

objectiveFunctions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.ObjectiveFunction.ObjectiveFunction`] = {}[源代码]¶: A repository of ObjectiveFunction objects.

optimizationConstraints : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.OptimizationConstraint.OptimizationConstraint`] = {}[源代码]¶: A repository of OptimizationConstraint objects.

region : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MODEL'[源代码]¶: The SymbolicConstant MODEL or a Region object specifying the region to which the optimization task is applied. The default value is MODEL.

setValues( abaqusSensitivities=True, algorithm=GENERAL_OPTIMIZATION, densityMoveLimit=0, densityUpdateStrategy=NORMAL, elementDensityDeltaStopCriteria=0, filterRadius=None, firstCycleDeletedVolume=5, firstCycleDeletedVolumeTechnique=0, freezeBoundaryConditionRegions=0, freezeLoadRegions=1, frequencySpectrumWeight=6, initialDensity=DEFAULT, materialInterpolationPenalty=3, materialInterpolationTechnique=DEFAULT, maxDensity=1, minDensity=None, modeTrackingRegion=MODEL, numDesignCycles=15, numFulfilledStopCriteria=2, numTrackedModes=5, objectiveFunctionDeltaStopCriteria=None, region=MODEL, softDeletionMethod=STANDARD, softDeletionRadius=0, softDeletionRegion=None, softDeletionThreshold=None, stepSize=MEDIUM, stiffnessMassDamping=AVERAGE_EDGE_LENGTH, stopCriteriaDesignCycle=4, structuralMassDamping=None, viscousMassDamping=None, viscousStiffnessDamping=None, groupOperator=0, )[源代码]¶

This method modifies the TopologyTask object.

备注

Check TopologyTask.setValues on help.3ds.com/2024.

参数:¶

abaqusSensitivities=True¶

A Boolean specifying whether to use Abaqus to compute the design responses and their sensitivities. The default value is True.

Added in version 2019: The abaqusSensitivities argument was added.

algorithm=GENERAL_OPTIMIZATION¶

A SymbolicConstant specifying the optimization task algorithm. Possible values are GENERAL_OPTIMIZATION and CONDITION_BASED_OPTIMIZATION. The default value is GENERAL_OPTIMIZATION.

densityMoveLimit=0¶

A Float specifying the maximum density change per design cycle. The default value is 0.25.

densityUpdateStrategy=NORMAL¶

A SymbolicConstant specifying the strategy for how the densities are updated in the method of moving asymptotes. Possible values are NORMAL, CONSERVATIVE, and AGGRESSIVE. The default value is NORMAL.

elementDensityDeltaStopCriteria=0¶

A Float specifying the stop criteria based upon the change in element densities. The default value is 0.5x10⁻².

filterRadius=None¶

None or a Float specifying the mesh filter radius for mesh independence and minimum size. The default value is None.

firstCycleDeletedVolume=5¶

A Float specifying the volume that can be removed immediately in the first design cycle. The default value is 5.0.

firstCycleDeletedVolumeTechnique=0¶

A SymbolicConstant specifying the method of quantifying volume that can be removed immediately in the first design cycle. Possible values are OFF, PERCENTAGE, and ABSOLUTE. The default value is OFF.

freezeBoundaryConditionRegions=0¶

A Boolean specifying whether to exclude elements with boundary conditions from the optimization. The default value is OFF.

freezeLoadRegions=1¶

A Boolean specifying whether to exclude elements with loads and elements with loaded nodes from the optimization. The default value is ON.

frequencySpectrumWeight=6¶

A Float specifying the weighting factor for frequency spectrum peaks. The default value is 6.0.

initialDensity=DEFAULT¶

A SymbolicConstant specifying the Optimization product default or a float specifying the initial density. The default value is DEFAULT.

materialInterpolationPenalty=3¶

A Float specifying the penalty factor for the material interpolation technique. The default value is 3.0.

materialInterpolationTechnique=DEFAULT¶

maxDensity=1¶

A Float specifying the maximum density in the density update. The default value is 1.0.

minDensity=None¶

A Float specifying the minimum density in the density update. The default value is 10⁻³.

modeTrackingRegion=MODEL¶

The SymbolicConstant MODEL or a Region object specifying the region to use for mode tracking. The default value is MODEL.

numDesignCycles=15¶

An Int specifying the number of design cycles permitted when stepSize is DYNAMIC. The default value is 15.

numFulfilledStopCriteria=2¶

An Int specifying the number of stop criteria. The default value is 2.

numTrackedModes=5¶

An Int specifying the number of modes included in mode tracking. The default value is 5.

objectiveFunctionDeltaStopCriteria=None¶

A Float specifying the stop criteria based on the change in objective function. The default value is 10⁻³.

region=MODEL¶

The SymbolicConstant MODEL or a Region object specifying the region to which the optimization task is applied. The default value is MODEL.

softDeletionMethod=STANDARD¶

softDeletionRadius=0¶

A Float specifying the radius to use when considering neighboring soft elements to delete. The default value is 0.0.

softDeletionRegion=None¶

None or a Region object specifying the region in which the soft elements should be deleted during optimization. The default value is None.

softDeletionThreshold=None¶

stepSize=MEDIUM¶

A SymbolicConstant specifying the size of the increment for volume modification. Possible values are DYNAMIC, VERY_SMALL, SMALL, MODERATE, MEDIUM, and LARGE. The default value is MEDIUM.

stiffnessMassDamping=AVERAGE_EDGE_LENGTH¶

The SymbolicConstant AVERAGE_EDGE_LENGTH or a Float specifying the stiffness mass damping for the task region. The default value is AVERAGE_EDGE_LENGTH.

stopCriteriaDesignCycle=4¶

An Int specifying the first design cycle used to evaluate convergence criteria. The default value is 4.

structuralMassDamping=None¶

None or a Float specifying the structural mass damping for the task region. The default value is None.

viscousMassDamping=None¶

None or a Float specifying the viscous mass damping for the task region. The default value is None.

viscousStiffnessDamping=None¶

None or a Float specifying the viscous stiffness damping for the task region. The default value is None.

groupOperator=0¶

Added in version 2022: The groupOperator argument was added.

softDeletionMethod : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'STANDARD'[源代码]¶: A SymbolicConstant specifying the method used when softDeletionRegion is specified. The STANDARD method avoids creating disconnected regions. The AGGRESSIVE method only considers the softDeletionThreshold. The MAX_SHEAR_STRAIN, MAX_ELASTOPLASTIC_STRAIN and VOLUME_COMPRESSION methods do not need the softDeletionRadius. Possible values are STANDARD, AGGRESSIVE, MAX_SHEAR_STRAIN, MIN_PRINCIPAL_STRAIN, MAX_ELASTOPLASTIC_STRAIN and VOLUME_COMPRESSION. The default value is STANDARD.

softDeletionRadius : --is-rst--:py:class:`float` = 0[源代码]¶: A Float specifying the radius to use when considering neighboring soft elements to delete. The default value is 0.0.

softDeletionRegion : --is-rst--:py:class:`str` | :py:obj:`None` = None[源代码]¶: None or a Region object specifying the region in which the soft elements should be deleted during optimization. The default value is None.

softDeletionThreshold : --is-rst--:py:class:`float` | :py:obj:`None` = None[源代码]¶: A Float specifying the relative material density value used to identify soft elements. Those with values below the threshold are considered for removal. For STANDARD and AGGRESSIVE methods positive values are accepted and the default value is 0.05. For MAX_SHEAR_STRAIN and MAX_ELASTOPLASTIC_STRAIN methods positive values are accepted whereas for MIN_PRINCIPAL_STRAIN and VOLUME_COMPRESSION methods negative values are accepted.

stepSize : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'MEDIUM'[源代码]¶: A SymbolicConstant specifying the size of the increment for volume modification. Possible values are DYNAMIC, VERY_SMALL, SMALL, MODERATE, MEDIUM, and LARGE. The default value is MEDIUM.

stiffnessMassDamping : --is-rst--:py:data:`~typing.Union`\ \[:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant`, :py:class:`float`] = 'AVERAGE_EDGE_LENGTH'[源代码]¶: The SymbolicConstant AVERAGE_EDGE_LENGTH or a Float specifying the stiffness mass damping for the task region. The default value is AVERAGE_EDGE_LENGTH.

stopConditions : --is-rst--:py:class:`dict`\ \[:py:class:`str`, :py:class:`~abaqus.Optimization.StopCondition.StopCondition`] = {}[源代码]¶: A repository of StopCondition objects.

stopCriteriaDesignCycle : --is-rst--:py:class:`int` = 4[源代码]¶: An Int specifying the first design cycle used to evaluate convergence criteria. The default value is 4.

structuralMassDamping : --is-rst--:py:class:`float` | :py:obj:`None` = None[源代码]¶: None or a Float specifying the structural mass damping for the task region. The default value is None.

viscousMassDamping : --is-rst--:py:class:`float` | :py:obj:`None` = None[源代码]¶: None or a Float specifying the viscous mass damping for the task region. The default value is None.

viscousStiffnessDamping : --is-rst--:py:class:`float` | :py:obj:`None` = None[源代码]¶: None or a Float specifying the viscous stiffness damping for the task region. The default value is None.

class StepOption[源代码]¶

基类：object

A StepOption is an object used to define step options in a design response.

备注

This object can be accessed by:

import optimization
mdb.models[name].optimizationTasks[name].designResponses[name].stepOptions[i]

备注

Check StepOption on help.3ds.com/2024.

Member Details:

loadCase : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'ALL'[源代码]¶: The SymbolicConstant ALL or a String specifying the name of the load case. loadCase is ignored when the specified step does not contain a load case. The default value is ALL.

lowerMode : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'ALL'[源代码]¶: The SymbolicConstant ALL or an Int specifying the lower mode in the range of modes to consider in the step. lowerMode is ignored for steps without modes. The default value is ALL.

model : --is-rst--:py:class:`str` = ''[源代码]¶: A string specifying the name of the model from which the steps are supposed to be used in the design response. Specify only if the steps are not from the current model.

step : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'ALL'[源代码]¶: The SymbolicConstant ALL or a String specifying the name of the step. The default value is ALL.

upperMode : --is-rst--:py:class:`~abaqus.UtilityAndView.SymbolicConstant.SymbolicConstant` = 'ALL'[源代码]¶: The SymbolicConstant ALL or an Int specifying the upper mode in the range of modes to consider in the step. upperMode is ignored for steps without modes. The default value is ALL.