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OGS
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OGS
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<OpenGeoSysProject>
<mesh>square_1x1_quad8_1e0.vtu</mesh>
<geometry>square_1x1.gml</geometry>
<processes>
<process>
<name>process</name>
<type>TH2M</type>
<integration_order>3</integration_order>
<jacobian_assembler>
<type>CentralDifferences</type>
<component_magnitudes>1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0</component_magnitudes>
<relative_epsilons>1e-03 1e-03 1e-03 1e-03 1e-03 1e-03 1e-03 1e-03 1e-06 1e-06 1e-06 1e-06 1e-08 1e-08 1e-08 1e-08 1e-08 1e-08 1e-08 1e-08 1e-08 1e-08 1e-08 1e-08 1e-08 1e-08 1e-08 1e-08</relative_epsilons>
</jacobian_assembler>
<constitutive_relation>
<type>LinearElasticIsotropic</type>
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
<process_variables>
<gas_pressure>gas_pressure</gas_pressure>
<capillary_pressure>capillary_pressure</capillary_pressure>
<temperature>temperature</temperature>
<displacement>displacement</displacement>
</process_variables>
<secondary_variables>
<secondary_variable internal_name="epsilon" output_name="epsilon" />
<secondary_variable internal_name="gas_density" output_name="gas_density" />
<secondary_variable internal_name="liquid_density" output_name="liquid_density" />
<secondary_variable internal_name="mass_fraction_gas" output_name="xmCG" />
<secondary_variable internal_name="mass_fraction_liquid" output_name="xmWL" />
<secondary_variable internal_name="mole_fraction_gas" output_name="xnCG" />
<secondary_variable internal_name="porosity" output_name="porosity" />
<secondary_variable internal_name="saturation" output_name="saturation" />
<secondary_variable internal_name="sigma" output_name="sigma" />
<secondary_variable internal_name="swelling_stress" output_name="swelling_stress" />
<secondary_variable internal_name="vapour_pressure" output_name="vapour_pressure" />
<secondary_variable internal_name="velocity_gas" output_name="velocity_gas" />
<secondary_variable internal_name="velocity_liquid" output_name="velocity_liquid" />
</secondary_variables>
<reference_temperature>T_0</reference_temperature>
<specific_body_force>0 0</specific_body_force>
</process>
</processes>
<media>
<medium>
<phases>
<phase>
<type>AqueousLiquid</type>
<properties>
<property>
<name>viscosity</name>
<type>Constant</type>
<value>1</value>
</property>
<property>
<name>density</name>
<type>Linear</type>
<reference_value>1</reference_value>
<independent_variable>
<variable_name>gas_phase_pressure</variable_name>
<reference_condition>0</reference_condition>
<slope>0.1</slope>
</independent_variable>
</property>
<property>
<name>specific_heat_capacity</name>
<type>Constant</type>
<value>4280.0</value>
</property>
<property>
<name>molar_mass</name>
<type>Constant</type>
<value>.018</value>
</property>
<property>
<name>thermal_conductivity</name>
<type>Constant</type>
<value>0.6</value>
</property>
</properties>
</phase>
<phase>
<type>Gas</type>
<properties>
<property>
<name>specific_heat_capacity</name>
<type>Constant</type>
<value>800.0</value>
</property>
<property>
<name>molar_mass</name>
<type>Constant</type>
<value>.028949</value>
</property>
<property>
<name>thermal_conductivity</name>
<type>Constant</type>
<value>0.6</value>
</property>
<property>
<name>density</name>
<type>IdealGasLaw</type>
</property>
<property>
<name>viscosity</name>
<type>Constant</type>
<value>1.8e-5</value>
</property>
</properties>
</phase>
<phase>
<type>Solid</type>
<properties>
<property>
<name>density</name>
<type>Constant</type>
<value>1</value>
</property>
<property>
<name>thermal_conductivity</name>
<type>Constant</type>
<value>1.838</value>
</property>
<property>
<name>specific_heat_capacity</name>
<type>Constant</type>
<value>917.654</value>
</property>
<property>
<name>swelling_stress_rate</name>
<type>SaturationDependentSwelling</type>
<swelling_pressures>.1 .2 .3</swelling_pressures>
<exponents>1 1 1</exponents>
<lower_saturation_limit>0.3</lower_saturation_limit>
<upper_saturation_limit>0.8</upper_saturation_limit>
</property>
<property>
<name>thermal_expansivity</name>
<type>Constant</type>
<value>0</value>
</property>
</properties>
</phase>
</phases>
<properties>
<property>
<name>biot_coefficient</name>
<type>Constant</type>
<value>0.5</value>
</property>
<property>
<name>porosity</name>
<type>Constant</type>
<value>0.5</value>
</property>
<property>
<name>permeability</name>
<type>Constant</type>
<value>1</value>
</property>
<property>
<name>reference_temperature</name>
<type>Constant</type>
<value>293.15</value>
</property>
<property>
<name>saturation</name>
<type>SaturationVanGenuchten</type>
<residual_liquid_saturation>0.1</residual_liquid_saturation>
<residual_gas_saturation>0.05</residual_gas_saturation>
<exponent>0.8</exponent>
<p_b>0.5</p_b>
</property>
<property>
<name>relative_permeability</name>
<type>Constant</type>
<value>1</value>
</property>
<property>
<name>relative_permeability_nonwetting_phase</name>
<type>Constant</type>
<value>1</value>
</property>
<property>
<name>thermal_conductivity</name>
<type>EffectiveThermalConductivityPorosityMixing</type>
</property>
<property>
<name>bishops_effective_stress</name>
<type>BishopsPowerLaw</type>
<exponent>1</exponent>
</property>
</properties>
</medium>
</media>
<time_loop>
<processes>
<process ref="process">
<nonlinear_solver>nonlinear_solver</nonlinear_solver>
<convergence_criterion>
<type>PerComponentDeltaX</type>
<norm_type>NORM2</norm_type>
<abstols>1e-15 1e-15 1e-15 1e-15 1e-15</abstols>
<reltols>1e-15 1e-15 1e-15 1e-15 1e-15</reltols>
</convergence_criterion>
<time_discretization>
<type>BackwardEuler</type>
</time_discretization>
<time_stepping>
<type>FixedTimeStepping</type>
<t_initial>0</t_initial>
<t_end>3</t_end>
<timesteps>
<pair>
<repeat>50</repeat>
<delta_t>.02</delta_t>
</pair>
<pair>
<repeat>4</repeat>
<delta_t>.25</delta_t>
</pair>
<pair>
<repeat>50</repeat>
<delta_t>.02</delta_t>
</pair>
</timesteps>
</time_stepping>
</process>
</processes>
<output>
<type>VTK</type>
<prefix>square</prefix>
<timesteps>
<pair>
<repeat>1000</repeat>
<each_steps>1</each_steps>
</pair>
</timesteps>
<variables>
<variable>capillary_pressure</variable>
<variable>displacement</variable>
<variable>epsilon</variable>
<variable>gas_density</variable>
<variable>gas_pressure</variable>
<variable>liquid_density</variable>
<variable>porosity</variable>
<variable>saturation</variable>
<variable>sigma</variable>
<variable>swelling_stress</variable>
<variable>temperature</variable>
<variable>vapour_pressure</variable>
<variable>velocity_gas</variable>
<variable>velocity_liquid</variable>
<variable>xmCG</variable>
<variable>xmWL</variable>
<variable>xnCG</variable>
<variable>liquid_pressure_interpolated</variable>
</variables>
<suffix>ts{:timestep}_t_{:time}</suffix>
</output>
</time_loop>
<local_coordinate_system>
<basis_vector_0>e0</basis_vector_0>
<basis_vector_1>e1</basis_vector_1>
</local_coordinate_system>
<parameters>
<parameter>
<name>e0</name>
<type>Constant</type>
<values>1 0</values>
</parameter>
<parameter>
<name>e1</name>
<type>Constant</type>
<values>0 1</values>
</parameter>
<parameter>
<name>E</name>
<type>Constant</type>
<value>1</value>
</parameter>
<parameter>
<name>nu</name>
<type>Constant</type>
<value>.3</value>
</parameter>
<parameter>
<name>T_0</name>
<type>Constant</type>
<value>273.15</value>
</parameter>
<parameter>
<name>displacement0</name>
<type>Constant</type>
<values>0 0</values>
</parameter>
<parameter>
<name>gas_pressure</name>
<type>Constant</type>
<value>1e-16</value>
</parameter>
<parameter>
<name>dirichlet0</name>
<type>Constant</type>
<values>0</values>
</parameter>
<parameter>
<name>p0</name>
<type>Constant</type>
<value>-0.1</value>
</parameter>
<parameter>
<name>pressure_bc</name>
<type>CurveScaled</type>
<curve>pressure_ramp</curve>
<parameter>p0</parameter>
</parameter>
</parameters>
<curves>
<curve>
<name>pressure_ramp</name>
<coords>0 1 2 3</coords>
<values>1 -10 -10 1</values>
</curve>
</curves>
<process_variables>
<process_variable>
<name>displacement</name>
<components>2</components>
<order>2</order>
<compensate_non_equilibrium_initial_residuum>true</compensate_non_equilibrium_initial_residuum>
<initial_condition>displacement0</initial_condition>
<boundary_conditions>
<boundary_condition>
<geometrical_set>square_1x1_geometry</geometrical_set>
<geometry>left</geometry>
<type>Dirichlet</type>
<component>0</component>
<parameter>dirichlet0</parameter>
</boundary_condition>
<boundary_condition>
<geometrical_set>square_1x1_geometry</geometrical_set>
<geometry>bottom</geometry>
<type>Dirichlet</type>
<component>1</component>
<parameter>dirichlet0</parameter>
</boundary_condition>
</boundary_conditions>
</process_variable>
<process_variable>
<name>capillary_pressure</name>
<components>1</components>
<compensate_non_equilibrium_initial_residuum>true</compensate_non_equilibrium_initial_residuum>
<order>1</order>
<initial_condition>p0</initial_condition>
<boundary_conditions>
<boundary_condition>
<geometrical_set>square_1x1_geometry</geometrical_set>
<geometry>right</geometry>
<type>Dirichlet</type>
<parameter>pressure_bc</parameter>
</boundary_condition>
<boundary_condition>
<geometrical_set>square_1x1_geometry</geometrical_set>
<geometry>bottom</geometry>
<type>Dirichlet</type>
<parameter>pressure_bc</parameter>
</boundary_condition>
<boundary_condition>
<geometrical_set>square_1x1_geometry</geometrical_set>
<geometry>left</geometry>
<type>Dirichlet</type>
<parameter>pressure_bc</parameter>
</boundary_condition>
<boundary_condition>
<geometrical_set>square_1x1_geometry</geometrical_set>
<geometry>top</geometry>
<type>Dirichlet</type>
<parameter>pressure_bc</parameter>
</boundary_condition>
</boundary_conditions>
</process_variable>
<process_variable>
<name>gas_pressure</name>
<components>1</components>
<order>1</order>
<initial_condition>gas_pressure</initial_condition>
<boundary_conditions>
<boundary_condition>
<geometrical_set>square_1x1_geometry</geometrical_set>
<geometry>top</geometry>
<type>Dirichlet</type>
<component>0</component>
<parameter>gas_pressure</parameter>
</boundary_condition>
<boundary_condition>
<geometrical_set>square_1x1_geometry</geometrical_set>
<geometry>bottom</geometry>
<type>Dirichlet</type>
<component>0</component>
<parameter>gas_pressure</parameter>
</boundary_condition>
</boundary_conditions>
</process_variable>
<process_variable>
<name>temperature</name>
<components>1</components>
<order>1</order>
<initial_condition>T_0</initial_condition>
<boundary_conditions>
<boundary_condition>
<mesh>square_1x1_quad8_1e0</mesh>
<type>Dirichlet</type>
<component>0</component>
<parameter>T_0</parameter>
</boundary_condition>
</boundary_conditions>
<source_terms />
</process_variable>
</process_variables>
<nonlinear_solvers>
<nonlinear_solver>
<name>nonlinear_solver</name>
<type>Newton</type>
<max_iter>100</max_iter>
<linear_solver>general_linear_solver</linear_solver>
</nonlinear_solver>
</nonlinear_solvers>
<linear_solvers>
<linear_solver>
<name>general_linear_solver</name>
<eigen>
<solver_type>SparseLU</solver_type>
<scaling>true</scaling>
</eigen>
</linear_solver>
</linear_solvers>
<test_definition>
<vtkdiff>
<regex>square_ts_.*.vtu</regex>
<field>liquid_pressure_interpolated</field>
<absolute_tolerance>1e-13</absolute_tolerance>
<relative_tolerance>0</relative_tolerance>
</vtkdiff>
<vtkdiff>
<regex>square_ts_.*.vtu</regex>
<field>saturation</field>
<absolute_tolerance>1.9e-14</absolute_tolerance>
<relative_tolerance>4e-15</relative_tolerance>
</vtkdiff>
<vtkdiff>
<regex>square_ts_.*.vtu</regex>
<field>displacement</field>
<absolute_tolerance>1e-15</absolute_tolerance>
<relative_tolerance>0</relative_tolerance>
</vtkdiff>
<vtkdiff>
<regex>square_ts_.*.vtu</regex>
<field>sigma</field>
<absolute_tolerance>3e-15</absolute_tolerance>
<relative_tolerance>0</relative_tolerance>
</vtkdiff>
<vtkdiff>
<regex>square_ts_.*.vtu</regex>
<field>swelling_stress</field>
<absolute_tolerance>2e-15</absolute_tolerance>
<relative_tolerance>0</relative_tolerance>
</vtkdiff>
<vtkdiff>
<regex>square_ts_.*.vtu</regex>
<field>epsilon</field>
<absolute_tolerance>2e-15</absolute_tolerance>
<relative_tolerance>0</relative_tolerance>
</vtkdiff>
<vtkdiff>
<regex>square_ts_.*.vtu</regex>
<field>velocity_liquid</field>
<absolute_tolerance>1e-15</absolute_tolerance>
<relative_tolerance>0</relative_tolerance>
</vtkdiff>
<vtkdiff>
<regex>square_ts_.*.vtu</regex>
<field>porosity</field>
<absolute_tolerance>1e-14</absolute_tolerance>
<relative_tolerance>1e-15</relative_tolerance>
</vtkdiff>
</test_definition>
</OpenGeoSysProject>
1.12.0