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Original file line number Diff line number Diff line change
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<?xml version="1.0" ?>

<Problem>
<!-- SPHINX_ELEMENTREGIONS -->
<ElementRegions>
<CellElementRegion
name="burden"
cellBlocks="{ 94_hexahedra, 95_hexahedra, 96_hexahedra, 97_hexahedra, 94_wedges, 95_wedges, 96_wedges, 97_wedges}"
materialList="{ rock }"/>
<CellElementRegion
name="reservoir"
cellBlocks="{ 98_hexahedra, 99_hexahedra, 98_wedges, 99_wedges }"
materialList="{ rock }"/>
<SurfaceElementRegion
name="Fracture"
faceBlock="fracture"
defaultAperture="1.0e-3"
materialList="{ fractureContact, rock }"/>
</ElementRegions>
<!-- SPHINX_ELEMENTREGIONS_END -->

<!-- SPHINX_NUMERICAL -->
<NumericalMethods>
<FiniteElements>
<FiniteElementSpace
name="FE1"
order="1"/>
</FiniteElements>

<FiniteVolume>
<TwoPointFluxApproximation
name="singlePhaseTPFA_stab"/>
</FiniteVolume>
</NumericalMethods>
<!-- SPHINX_NUMERICAL_END -->

<!-- SPHINX_MESH -->
<Mesh>
<VTKMesh
name="FaultModel"
file="fracturedMesh_2D_irreg.vtm"
regionAttribute="CellEntityIds"
useGlobalIds="1"
faceBlocks="{fracture}">
</VTKMesh>
</Mesh>
<!-- SPHINX_MESH_END -->

<!-- SPHINX_POROMECHANICSSOLVER -->
<Solvers gravityVector="{0.0, 0.0, 0.0}">
<LagrangianContact
name="fractureMechSolver"
solidSolverName="mechanicsSolver"
stabilizationName="singlePhaseTPFA_stab"
logLevel="1"
targetRegions="{ burden, reservoir, Fracture }"
fractureRegionName="Fracture"
contactRelationName="fractureContact"/>

<!-- SPHINX_MECHANICALSOLVER -->
<SolidMechanics_LagrangianFEM
name="mechanicsSolver"
timeIntegrationOption="QuasiStatic"
logLevel="1"
discretization="FE1"
targetRegions="{ burden, reservoir }">
<NonlinearSolverParameters
newtonTol = "1.0e-5"
newtonMaxIter = "15"/>
<LinearSolverParameters
solverType="gmres"
krylovTol="1.0e-10"/>
</SolidMechanics_LagrangianFEM>
<!-- SPHINX_MECHANICALSOLVER_END -->
</Solvers>
<!-- SPHINX_SINGLEPHASEFVM_END -->

<!-- SPHINX_MATERIAL -->
<Constitutive>
<ElasticIsotropic
name="rock"
defaultDensity="2700"
defaultYoungModulus="14.95e9"
defaultPoissonRatio="0.15"
/>

<Coulomb
name="fractureContact"
cohesion="0.0"
frictionCoefficient="100000000"
apertureTableName="apertureTable"/>

<!--FrictionlessContact
name="fractureContact"
penaltyStiffness="1.0e8"
apertureTableName="apertureTable"/-->
</Constitutive>
<!-- SPHINX_MATERIAL_END -->

<Geometry>
<Box
name="left"
xMin="{ -2000.1, -1000.1, -0.1 }"
xMax="{ -1999.9, 1000.1, 1000.1 }"/>
<Box
name="right"
xMin="{ 1999.9, -1000.1, -0.1 }"
xMax="{ 2000.1, 1000.1, 1000.1 }"/>
<Box
name="top"
xMin="{ -2000.1, 999.9, -0.1 }"
xMax="{ 2000.1, 1000.1, 1000.1 }"/>
<!--Box
name="top_left"
xMin="{ -2000.1, 999.9, -0.1 }"
xMax="{ 577.3, 1000.1, 1000.1 }"/-->
<!--Box
name="top_right"
xMin="{ 577.3, 999.9, -0.1 }"
xMax="{ 2000.1, 1000.1, 1000.1 }"/-->
<Box
name="bottom"
xMin="{ -2000.1, -1000.1, -0.1 }"
xMax="{ 2000.1, -999.9, 1000.1 }"/>
<!--Box
name="bottom_left"
xMin="{ -2000.1, -1000.1, -0.1 }"
xMax="{ -577.3, -999.9, 1000.1 }"/-->
<!--Box
name="bottom_right"
xMin="{ -577.3, -1000.1, -0.1 }"
xMax="{ 2000.1, -999.9, 1000.1 }"/-->
<Box
name="back"
xMin="{ -2000.1, -1000.1, -0.1 }"
xMax="{ 2000.1, 1000.1, 0.1 }"/>
<Box
name="front"
xMin="{ -2000.1, -1000.1, 999.9 }"
xMax="{ 2000.1, 1000.1, 1000.1 }"/>
</Geometry>

<!-- SPHINX_BC -->
<FieldSpecifications>
<FieldSpecification
name="stressXX_burden"
initialCondition="1"
setNames="{all}"
objectPath="ElementRegions/burden"
fieldName="rock_stress"
component="0"
scale="-28.5e6"
/>

<FieldSpecification
name="stressXX_reservoir"
initialCondition="1"
setNames="{all}"
objectPath="ElementRegions/reservoir"
fieldName="rock_stress"
component="0"
scale="-28.5e6"
/>

<FieldSpecification
name="stressYY_burden"
initialCondition="1"
setNames="{all}"
objectPath="ElementRegions/burden"
fieldName="rock_stress"
component="1"
scale="-70.0e6"
/>

<FieldSpecification
name="stressYY_reservoir"
initialCondition="1"
setNames="{all}"
objectPath="ElementRegions/reservoir"
fieldName="rock_stress"
component="1"
scale="-70.0e6"
/>

<FieldSpecification
name="stressZZ_burden"
initialCondition="1"
setNames="{all}"
objectPath="ElementRegions/burden"
fieldName="rock_stress"
component="2"
scale="0e6"
/>

<FieldSpecification
name="stressZZ_reservoir"
initialCondition="1"
setNames="{all}"
objectPath="ElementRegions/reservoir"
fieldName="rock_stress"
component="2"
scale="0e6"
/>

<FieldSpecification
name="xconstraint"
objectPath="nodeManager"
fieldName="totalDisplacement"
component="0"
scale="0.0"
setNames="{ left, right }"/>

<!--FieldSpecification
name="xconstraint_lhs"
objectPath="nodeManager"
fieldName="totalDisplacement"
component="0"
scale="0.0"
setNames="{ left }"/-->

<!--FieldSpecification
name="xconstraint_rhs"
objectPath="nodeManager"
fieldName="totalDisplacement"
component="0"
scale="1e1"
functionName="xrhsDisplacementLoadingFunction"
setNames="{ right }"/-->

<FieldSpecification
name="yconstraint"
objectPath="nodeManager"
fieldName="totalDisplacement"
component="1"
scale="0.0"
setNames="{ bottom }"/>

<!--FieldSpecification
name="yconstraint_lhs"
objectPath="nodeManager"
fieldName="totalDisplacement"
component="1"
scale="0.0"
setNames="{ bottom_left }"/-->

<!--FieldSpecification
name="yconstraint_rhs"
objectPath="nodeManager"
fieldName="totalDisplacement"
component="1"
scale="1e1"
functionName="yrhsDisplacementLoadingFunction"
setNames="{ bottom_right }"/-->

<FieldSpecification
name="zconstraintFront"
objectPath="nodeManager"
fieldName="totalDisplacement"
component="2"
scale="0.0"
setNames="{ front, back }"/>

<Traction
name="NormalTraction"
objectPath="faceManager"
tractionType="normal"
scale="-70e6"
setNames="{ top }"/>
<!--Traction
name="NormalTractionLhs"
objectPath="faceManager"
tractionType="normal"
scale="-0e4"
setNames="{ left }"/>
<Traction
name="NormalTractionRhs"
objectPath="faceManager"
tractionType="normal"
scale="-0e4"
setNames="{ right }"/-->
</FieldSpecifications>
<!-- SPHINX_BC_END -->

<Functions>
<TableFunction
name="apertureTable"
coordinates="{ -1.0e-3, 0.0 }"
values="{ 0.002e-3, 0.02e-3 }"/>
<TableFunction
name="xrhsDisplacementLoadingFunction"
inputVarNames="{ time }"
coordinates="{ 0.0, 1000000.0 }"
values="{ 0.0, 0.0 }"/>
<TableFunction
name="yrhsDisplacementLoadingFunction"
inputVarNames="{ time }"
coordinates="{ 0.0, 1000000.0 }"
values="{ 0.0, 0.0 }"/>

<TableFunction
name="compressiveLoadingFunction"
inputVarNames="{ time }"
coordinates="{ 0.0, 10000000.0, 20000000.0}"
values="{ 0.0, 0.0, -1.0 }"/>
<TableFunction
name="compressiveLoadingFunctionLhs"
inputVarNames="{ time }"
coordinates="{ 0.0, 10000000.0, 20000000.0}"
values="{ 0.0, 0.0, -0.4 }"/>
<TableFunction
name="compressiveLoadingFunctionRhs"
inputVarNames="{ time }"
coordinates="{ 0.0, 10000000.0, 20000000.0}"
values="{ 0.0, 0.0, -0.4 }"/>
</Functions>

<Events maxTime="1e7">
<PeriodicEvent
name="outputs"
timeFrequency="1e7"
target="/Outputs/vtkOutput"/>

<PeriodicEvent
name="solverApplicationsInit"
forceDt="1e6"
target="/Solvers/fractureMechSolver"/>
</Events>

<!-- SPHINX_OUTPUT -->
<Outputs>
<VTK
name="vtkOutput"
parallelThreads="1"
plotFileRoot="fault_fractured"/>

<Restart
name="restartOutput"
/>
</Outputs>
<!-- SPHINX_OUTPUT_END -->
</Problem>
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