XFEM Module

under construction

The XFEM module needs some documentation.

AuxKernels

BCs

XFEMApp
CrackTipEnrichmentCutOffBCImposes the essential boundary condition $var element = document.getElementById("moose-equation-471d0399-78a3-4bb2-a649-e147fe8ad533");katex.render("u=g", element, {displayMode:false,throwOnError:false,macros:{"\\pf":"\\frac{\\partial #1}{\\partial #2}"}});$ , where $var element = document.getElementById("moose-equation-a67d89d3-c35a-46ad-9b72-a8a142dd2c0f");katex.render("g", element, {displayMode:false,throwOnError:false,macros:{"\\pf":"\\frac{\\partial #1}{\\partial #2}"}});$ is a constant, controllable value.

Constraints

XFEMApp
XFEMEqualValueAtInterfaceenforce a same value on both sides of the interface.
XFEMSingleVariableConstraint

DiracKernels

XFEMApp
XFEMPressure

Kernels

XFEMApp
CrackTipEnrichmentStressDivergenceTensorsEnrich stress divergence kernel for small-strain simulations

Materials

XFEMApp
ComputeCrackTipEnrichmentSmallStrainComputes the crack tip enrichment at a point within a small strain formulation.
LevelSetBiMaterialRankFourCompute a RankFourTensor material property for bi-materials problem (consisting of two different materials) defined by a level set function.
LevelSetBiMaterialRankTwoCompute a RankTwoTensor material property for bi-materials problem (consisting of two different materials) defined by a level set function.
LevelSetBiMaterialRealCompute a Real material property for bi-materials problem (consisting of two different materials) defined by a level set function.

UserObjects

XFEMApp
CircleCutUserObjectCreates a UserObject for circular cuts on 3D meshes for XFEM
EllipseCutUserObjectCreates a UserObject for elliptical cuts on 3D meshes for XFEM
LevelSetCutUserObjectXFEM mesh cut by level set function
LineSegmentCutSetUserObjectCreates a UserObject for a line segment cut on 2D meshes for XFEM
LineSegmentCutUserObjectCreates a UserObject for a line segment cut on 2D meshes for XFEM
MeshCut3DUserObjectCreates a UserObject for a mesh cutter in 3D problems
MovingLineSegmentCutSetUserObjectCreates a UserObject for a moving line segment cut on 2D meshes for XFEM
PointValueAtXFEMInterfaceObtain field values and gradients on the interface.
RectangleCutUserObjectCreates a UserObject for planar cuts on 3D meshes for XFEM
XFEMMaterialTensorMarkerUserObject
XFEMPhaseTransitionMovingInterfaceVelocitycalculate the interface velocity for a simple phase transition problem.
XFEMRankTwoTensorMarkerUserObjectMark elements to be cut by XFEM based on a scalar extracted from a RankTwoTensor

XFEM

XFEMApp
XFEMAction

AuxKernels
BCs
Constraints
DiracKernels
Kernels
Materials
UserObjects
XFEM