|
| 1 | +<?xml version="1.0" ?> |
| 2 | + |
| 3 | +<Problem> |
| 4 | + <Solvers |
| 5 | + gravityVector="{0.0, 0.0, 0.0}"> |
| 6 | + <SinglePhasePoromechanicsEmbeddedFractures |
| 7 | + name="poroSolver" |
| 8 | + targetRegions="{ Domain, Fracture }" |
| 9 | + initialDt="1e-3" |
| 10 | + fracturesSolverName="fractureMechSolver" |
| 11 | + fluidSolverName="flowSolver" |
| 12 | + solidSolverName="matrixMechSolver" |
| 13 | + porousMaterialNames="{ porousRock, fractureFilling }" |
| 14 | + logLevel="1"> |
| 15 | + <NonlinearSolverParameters |
| 16 | + newtonTol="1.0e-5" |
| 17 | + newtonMaxIter="10" |
| 18 | + maxTimeStepCuts="1"/> |
| 19 | + <LinearSolverParameters |
| 20 | + directParallel="0"/> |
| 21 | + </SinglePhasePoromechanicsEmbeddedFractures> |
| 22 | + |
| 23 | + <SolidMechanicsEmbeddedFractures |
| 24 | + name="fractureMechSolver" |
| 25 | + targetRegions="{ Domain }" |
| 26 | + solidSolverName="matrixMechSolver" |
| 27 | + fractureRegionName="Fracture" |
| 28 | + contactRelationName="fractureContact"/> |
| 29 | + |
| 30 | + <SolidMechanicsLagrangianSSLE |
| 31 | + name="matrixMechSolver" |
| 32 | + timeIntegrationOption="QuasiStatic" |
| 33 | + discretization="FE1" |
| 34 | + targetRegions="{ Domain }" |
| 35 | + solidMaterialNames="{ rock }"/> |
| 36 | + |
| 37 | + <SinglePhaseFVM |
| 38 | + name="flowSolver" |
| 39 | + discretization="singlePhaseTPFA" |
| 40 | + targetRegions="{ Domain, Fracture }" |
| 41 | + fluidNames="{ water }" |
| 42 | + solidNames="{ porousRock, fractureFilling }" |
| 43 | + permeabilityNames="{ rockPerm, fracturePerm }"/> |
| 44 | + |
| 45 | + <EmbeddedSurfaceGenerator |
| 46 | + name="SurfaceGenerator" |
| 47 | + solidMaterialNames="{ rock }" |
| 48 | + targetRegions="{ Domain, Fracture }" |
| 49 | + fractureRegion="Fracture" |
| 50 | + logLevel="2" |
| 51 | + mpiCommOrder="1"/> |
| 52 | + </Solvers> |
| 53 | + |
| 54 | + <Mesh> |
| 55 | + <InternalMesh |
| 56 | + name="mesh1" |
| 57 | + elementTypes="{ C3D8 }" |
| 58 | + xCoords="{ -40, -3.5, 3.5, 40 }" |
| 59 | + yCoords="{ -40, -3.5, 3.5, 40 }" |
| 60 | + zCoords="{ 0, 1 }" |
| 61 | + nx="{ 10, 21, 10 }" |
| 62 | + ny="{ 10, 21, 10 }" |
| 63 | + nz="{ 1 }" |
| 64 | + cellBlockNames="{ cb1 }"/> |
| 65 | + </Mesh> |
| 66 | + |
| 67 | + <Geometry> |
| 68 | + <BoundedPlane |
| 69 | + name="FracturePlane" |
| 70 | + normal="{-0.342020143325669, 0.939692620785908, 0.0}" |
| 71 | + origin="{0.0, 0.0, 0.5}" |
| 72 | + lengthVector="{0.939692620785908, 0.342020143325669, 0.0}" |
| 73 | + widthVector="{0, 0, 1}" |
| 74 | + dimensions="{ 2, 10 }"/> |
| 75 | + |
| 76 | + <Box |
| 77 | + name="rightPoint" |
| 78 | + xMin="{ 39.9, -0.5, -0.001}" |
| 79 | + xMax="{ 40.1, 0.5, 1.001}"/> |
| 80 | + |
| 81 | + <Box |
| 82 | + name="leftPoint" |
| 83 | + xMin="{-40.1, -0.5, -0.001}" |
| 84 | + xMax="{-39.9, 0.5, 1.001}"/> |
| 85 | + |
| 86 | + <Box |
| 87 | + name="topPoint" |
| 88 | + xMin="{-0.5, 39.9, -0.001}" |
| 89 | + xMax="{ 0.5, 40.1, 1.001}"/> |
| 90 | + |
| 91 | + <Box |
| 92 | + name="bottomPoint" |
| 93 | + xMin="{-0.5, -40.1, -0.001}" |
| 94 | + xMax="{ 0.5, -39.9, 1.001}"/> |
| 95 | + </Geometry> |
| 96 | + |
| 97 | + <Events |
| 98 | + maxTime="1.0e-2"> |
| 99 | + <SoloEvent |
| 100 | + name="preFracture" |
| 101 | + target="/Solvers/SurfaceGenerator"/> |
| 102 | + |
| 103 | + <PeriodicEvent |
| 104 | + name="outputs" |
| 105 | + timeFrequency="5.0e-03" |
| 106 | + target="/Outputs/vtkOutput"/> |
| 107 | + |
| 108 | + <PeriodicEvent |
| 109 | + name="solverApplication0" |
| 110 | + endTime="1.e-10" |
| 111 | + forceDt="1.e-10" |
| 112 | + target="/Solvers/poroSolver"/> |
| 113 | + |
| 114 | + <PeriodicEvent |
| 115 | + name="solverApplication1" |
| 116 | + beginTime="1.e-10" |
| 117 | + endTime="5.0000000e-03" |
| 118 | + forceDt="4.9999999e-03" |
| 119 | + target="/Solvers/poroSolver"/> |
| 120 | + |
| 121 | + <PeriodicEvent |
| 122 | + name="solverApplication2" |
| 123 | + beginTime="5.0e-03" |
| 124 | + endTime="0.05" |
| 125 | + forceDt="5.0e-03" |
| 126 | + target="/Solvers/poroSolver"/> |
| 127 | + |
| 128 | + <PeriodicEvent |
| 129 | + name="solverApplication3" |
| 130 | + beginTime="0.05" |
| 131 | + endTime="10.0" |
| 132 | + forceDt="0.01" |
| 133 | + target="/Solvers/poroSolver"/> |
| 134 | + |
| 135 | + <PeriodicEvent |
| 136 | + name="timeHistoryCollection" |
| 137 | + target="/Tasks/tractionCollection" /> |
| 138 | + |
| 139 | + <PeriodicEvent |
| 140 | + name="timeHistoryOutput" |
| 141 | + targetExactTimestep="0" |
| 142 | + target="/Outputs/timeHistoryOutput"/> |
| 143 | + |
| 144 | + <PeriodicEvent |
| 145 | + name="timeHistoryCollection1" |
| 146 | + target="/Tasks/displacementJumpCollection" /> |
| 147 | + |
| 148 | + <PeriodicEvent |
| 149 | + name="timeHistoryOutput1" |
| 150 | + targetExactTimestep="0" |
| 151 | + target="/Outputs/timeHistoryOutput1"/> |
| 152 | + |
| 153 | + <PeriodicEvent |
| 154 | + name="timeHistoryCollection2" |
| 155 | + target="/Tasks/fracPermeabilityCollection" /> |
| 156 | + |
| 157 | + <PeriodicEvent |
| 158 | + name="timeHistoryOutput2" |
| 159 | + targetExactTimestep="0" |
| 160 | + target="/Outputs/timeHistoryOutput2"/> |
| 161 | + </Events> |
| 162 | + |
| 163 | + <NumericalMethods> |
| 164 | + <FiniteElements> |
| 165 | + <FiniteElementSpace |
| 166 | + name="FE1" |
| 167 | + order="1"/> |
| 168 | + </FiniteElements> |
| 169 | + |
| 170 | + <FiniteVolume> |
| 171 | + <TwoPointFluxApproximation |
| 172 | + name="singlePhaseTPFA" |
| 173 | + fieldName="pressure" |
| 174 | + coefficientName="permeability" |
| 175 | + coefficientModelNames="{ rockPerm, fracturePerm, fractureContact }"/> |
| 176 | + </FiniteVolume> |
| 177 | + </NumericalMethods> |
| 178 | + |
| 179 | + <ElementRegions> |
| 180 | + <CellElementRegion |
| 181 | + name="Domain" |
| 182 | + cellBlocks="{ cb1 }" |
| 183 | + materialList="{ porousRock, water }"/> |
| 184 | + |
| 185 | + <SurfaceElementRegion |
| 186 | + name="Fracture" |
| 187 | + subRegionType="embeddedElement" |
| 188 | + materialList="{ water, fractureFilling, fractureContact }" |
| 189 | + defaultAperture="1e-3"/> |
| 190 | + </ElementRegions> |
| 191 | + |
| 192 | + <Constitutive> |
| 193 | + <PorousElasticIsotropic |
| 194 | + name="porousRock" |
| 195 | + solidModelName="rock" |
| 196 | + porosityModelName="rockPorosity" |
| 197 | + permeabilityModelName="rockPerm"/> |
| 198 | + |
| 199 | + <ElasticIsotropic |
| 200 | + name="rock" |
| 201 | + defaultDensity="2700" |
| 202 | + defaultBulkModulus="16.66666666666666e9" |
| 203 | + defaultShearModulus="1.0e10"/> |
| 204 | + |
| 205 | + <ConstantPermeability |
| 206 | + name="rockPerm" |
| 207 | + permeabilityComponents="{ 1.0e-12, 1.0e-12, 1.0e-12 }"/> |
| 208 | + |
| 209 | + <CompressibleSinglePhaseFluid |
| 210 | + name="water" |
| 211 | + defaultDensity="1000" |
| 212 | + defaultViscosity="1.0e-3" |
| 213 | + referencePressure="1e6" |
| 214 | + compressibility="0.0e0" |
| 215 | + referenceViscosity="1e-3" |
| 216 | + viscosibility="0.0"/> |
| 217 | + |
| 218 | + <BiotPorosity |
| 219 | + name="rockPorosity" |
| 220 | + grainBulkModulus="1.0e27" |
| 221 | + defaultReferencePorosity="0.2"/> |
| 222 | + |
| 223 | + <CompressibleSolidSlipDependentPermeability |
| 224 | + name="fractureFilling" |
| 225 | + solidModelName="nullSolid" |
| 226 | + porosityModelName="fracturePorosity" |
| 227 | + permeabilityModelName="fracturePerm"/> |
| 228 | + |
| 229 | + <!--CompressibleSolidParallelPlatesPermeability |
| 230 | + name="fractureFilling" |
| 231 | + solidModelName="nullSolid" |
| 232 | + porosityModelName="fracturePorosity" |
| 233 | + permeabilityModelName="fracturePerm2"/--> |
| 234 | + |
| 235 | + <NullModel |
| 236 | + name="nullSolid"/> |
| 237 | + |
| 238 | + <PressurePorosity |
| 239 | + name="fracturePorosity" |
| 240 | + defaultReferencePorosity="1.00" |
| 241 | + referencePressure="0.0" |
| 242 | + compressibility="0.0"/> |
| 243 | + |
| 244 | + <SlipDependentPermeability |
| 245 | + name="fracturePerm" |
| 246 | + shearDispThreshold="0.05" |
| 247 | + maxPermMultiplier="100" |
| 248 | + initialPermeability="{1e-15, 1e-15, 1e-15}"/> |
| 249 | + |
| 250 | + <ParallelPlatesPermeability |
| 251 | + name="fracturePerm2"/> |
| 252 | + |
| 253 | + <FrictionlessContact |
| 254 | + name="fractureContact" |
| 255 | + penaltyStiffness="2.0e11" |
| 256 | + apertureTableName="aperTable"/> |
| 257 | + </Constitutive> |
| 258 | + |
| 259 | + <Functions> |
| 260 | + <TableFunction |
| 261 | + name="aperTable" |
| 262 | + coordinates="{ -1.0e-3, 0.0 }" |
| 263 | + values="{ 1.0e-6, 1.0e-4 }"/> |
| 264 | + </Functions> |
| 265 | + |
| 266 | + <FieldSpecifications> |
| 267 | + <FieldSpecification |
| 268 | + name="fracPorosity" |
| 269 | + initialCondition="0" |
| 270 | + setNames="{ all }" |
| 271 | + objectPath="ElementRegions/Fracture" |
| 272 | + fieldName="fracturePorosity_porosity" |
| 273 | + scale="1.00"/> |
| 274 | + |
| 275 | + <FieldSpecification |
| 276 | + name="initialPressure" |
| 277 | + initialCondition="1" |
| 278 | + setNames="{ all }" |
| 279 | + objectPath="ElementRegions/Domain/cb1" |
| 280 | + fieldName="pressure" |
| 281 | + scale="0.0"/> |
| 282 | + |
| 283 | + <FieldSpecification |
| 284 | + name="initialPressureFracture" |
| 285 | + initialCondition="1" |
| 286 | + setNames="{ all }" |
| 287 | + objectPath="ElementRegions/Fracture/embeddedSurfaceSubRegion" |
| 288 | + fieldName="pressure" |
| 289 | + scale="0.0"/> |
| 290 | + |
| 291 | + <FieldSpecification |
| 292 | + name="xnegconstraint" |
| 293 | + objectPath="nodeManager" |
| 294 | + fieldName="TotalDisplacement" |
| 295 | + component="0" |
| 296 | + scale="0.0" |
| 297 | + setNames="{ bottomPoint, topPoint }"/> |
| 298 | + |
| 299 | + <FieldSpecification |
| 300 | + name="yposconstraint" |
| 301 | + objectPath="nodeManager" |
| 302 | + fieldName="TotalDisplacement" |
| 303 | + component="1" |
| 304 | + scale="0.0" |
| 305 | + setNames="{ leftPoint, rightPoint }"/> |
| 306 | + |
| 307 | + <FieldSpecification |
| 308 | + name="zconstraint" |
| 309 | + objectPath="nodeManager" |
| 310 | + fieldName="TotalDisplacement" |
| 311 | + component="2" |
| 312 | + scale="0.0" |
| 313 | + setNames="{ zneg, zpos }"/> |
| 314 | + |
| 315 | + <Traction |
| 316 | + name="xload1" |
| 317 | + objectPath="faceManager" |
| 318 | + tractionType="vector" |
| 319 | + direction="{1,0,0}" |
| 320 | + scale="-1.0e7" |
| 321 | + setNames="{ xpos }"/> |
| 322 | + |
| 323 | + <Traction |
| 324 | + name="xload2" |
| 325 | + objectPath="faceManager" |
| 326 | + tractionType="vector" |
| 327 | + direction="{1,0,0}" |
| 328 | + scale="+1.0e7" |
| 329 | + setNames="{ xneg }"/> |
| 330 | + |
| 331 | + <FieldSpecification |
| 332 | + name="boundaryPressure" |
| 333 | + objectPath="faceManager" |
| 334 | + fieldName="pressure" |
| 335 | + scale="0.0" |
| 336 | + setNames="{ ypos, yneg }"/> |
| 337 | + </FieldSpecifications> |
| 338 | + |
| 339 | + <Tasks> |
| 340 | + <PackCollection |
| 341 | + name="tractionCollection" |
| 342 | + objectPath="ElementRegions/Fracture/embeddedSurfaceSubRegion" |
| 343 | + fieldName="fractureTraction"/> |
| 344 | + |
| 345 | + <PackCollection |
| 346 | + name="displacementJumpCollection" |
| 347 | + objectPath="ElementRegions/Fracture/embeddedSurfaceSubRegion" |
| 348 | + fieldName="displacementJump"/> |
| 349 | + |
| 350 | + <PackCollection |
| 351 | + name="fracPermeabilityCollection" |
| 352 | + objectPath="ElementRegions/Fracture/embeddedSurfaceSubRegion" |
| 353 | + fieldName="fracturePerm_permeability"/> |
| 354 | + </Tasks> |
| 355 | + |
| 356 | + <Outputs> |
| 357 | + <VTK |
| 358 | + name="vtkOutput" |
| 359 | + plotLevel="3" |
| 360 | + writeBinaryData="1"/> |
| 361 | + |
| 362 | + <TimeHistory |
| 363 | + name="timeHistoryOutput" |
| 364 | + sources="{/Tasks/tractionCollection}" |
| 365 | + filename="traction_history" /> |
| 366 | + |
| 367 | + <TimeHistory |
| 368 | + name="timeHistoryOutput1" |
| 369 | + sources="{/Tasks/displacementJumpCollection}" |
| 370 | + filename="displacementJump_history" /> |
| 371 | + |
| 372 | + <TimeHistory |
| 373 | + name="timeHistoryOutput2" |
| 374 | + sources="{/Tasks/fracPermeabilityCollection}" |
| 375 | + filename="fracPermeability_history" /> |
| 376 | + </Outputs> |
| 377 | +</Problem> |
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