- crack_front_definitionThe CrackFrontDefinition user object name
C++ Type:UserObjectName
Description:The CrackFrontDefinition user object name
- displacementsThe displacements appropriate for the simulation geometry and coordinate system
C++ Type:std::vector
Description:The displacements appropriate for the simulation geometry and coordinate system
- sif_modeKIStress intensity factor to calculate. Choices are: KI KII KIII T
Default:KI
C++ Type:MooseEnum
Description:Stress intensity factor to calculate. Choices are: KI KII KIII T
Interaction Integral
Computes the interaction integral for fracture
Description
This is used for the computation of interaction integrals at a specific point on a crack front within the tensor_mechanics system. This object is not typically defined by a user, but is set up automatically using the DomainIntegralAction.
Input Parameters
- K_factorConversion factor between interaction integral and stress intensity factor K
C++ Type:double
Description:Conversion factor between interaction integral and stress intensity factor K
- blockThe list of block ids (SubdomainID) that this object will be applied
C++ Type:std::vector
Description:The list of block ids (SubdomainID) that this object will be applied
- crack_front_point_indexThe index of the point on the crack front corresponding to this q function
C++ Type:unsigned int
Description:The index of the point on the crack front corresponding to this q function
- execute_onTIMESTEP_ENDThe list of flag(s) indicating when this object should be executed, the available options include NONE, INITIAL, LINEAR, NONLINEAR, TIMESTEP_END, TIMESTEP_BEGIN, FINAL, CUSTOM.
Default:TIMESTEP_END
C++ Type:ExecFlagEnum
Description:The list of flag(s) indicating when this object should be executed, the available options include NONE, INITIAL, LINEAR, NONLINEAR, TIMESTEP_END, TIMESTEP_BEGIN, FINAL, CUSTOM.
- poissons_ratioPoisson's ratio for the material.
C++ Type:double
Description:Poisson's ratio for the material.
- q_function_typeGeometryThe method used to define the integration domain. Options are: Geometry Topology
Default:Geometry
C++ Type:MooseEnum
Description:The method used to define the integration domain. Options are: Geometry Topology
- ring_firstThe first ring of elements for volume integral domain
C++ Type:unsigned int
Description:The first ring of elements for volume integral domain
- ring_indexRing ID
C++ Type:unsigned int
Description:Ring ID
- symmetry_planeAccount for a symmetry plane passing through the plane of the crack, normal to the specified axis (0=x, 1=y, 2=z)
C++ Type:unsigned int
Description:Account for a symmetry plane passing through the plane of the crack, normal to the specified axis (0=x, 1=y, 2=z)
- temperatureThe temperature (optional). Must be provided to correctly compute stress intensity factors in models with thermal strain gradients.
C++ Type:std::vector
Description:The temperature (optional). Must be provided to correctly compute stress intensity factors in models with thermal strain gradients.
- youngs_modulusYoung's modulus of the material.
C++ Type:double
Description:Young's modulus of the material.
Optional Parameters
- allow_duplicate_execution_on_initialFalseIn the case where this UserObject is depended upon by an initial condition, allow it to be executed twice during the initial setup (once before the IC and again after mesh adaptivity (if applicable).
Default:False
C++ Type:bool
Description:In the case where this UserObject is depended upon by an initial condition, allow it to be executed twice during the initial setup (once before the IC and again after mesh adaptivity (if applicable).
- control_tagsAdds user-defined labels for accessing object parameters via control logic.
C++ Type:std::vector
Description:Adds user-defined labels for accessing object parameters via control logic.
- enableTrueSet the enabled status of the MooseObject.
Default:True
C++ Type:bool
Description:Set the enabled status of the MooseObject.
- implicitTrueDetermines whether this object is calculated using an implicit or explicit form
Default:True
C++ Type:bool
Description:Determines whether this object is calculated using an implicit or explicit form
- outputsVector of output names were you would like to restrict the output of variables(s) associated with this object
C++ Type:std::vector
Description:Vector of output names were you would like to restrict the output of variables(s) associated with this object
- seed0The seed for the master random number generator
Default:0
C++ Type:unsigned int
Description:The seed for the master random number generator
- use_displaced_meshFalseWhether or not this object should use the displaced mesh for computation. Note that in the case this is true but no displacements are provided in the Mesh block the undisplaced mesh will still be used.
Default:False
C++ Type:bool
Description:Whether or not this object should use the displaced mesh for computation. Note that in the case this is true but no displacements are provided in the Mesh block the undisplaced mesh will still be used.