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OGS
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OGS
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<OpenGeoSysProject>
<mesh axially_symmetric="true">square_1x1_quad2_1e0.vtu</mesh>
<geometry>square_1x1.gml</geometry>
<processes>
<process>
<name>THERMO_HYDRO_MECHANICS</name>
<type>THERMO_HYDRO_MECHANICS</type>
<integration_order>4</integration_order>
<constitutive_relation>
<type>LinearElasticIsotropic</type>
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
<process_variables>
<temperature>temperature</temperature>
<pressure>pressure</pressure>
<displacement>displacement</displacement>
</process_variables>
<secondary_variables>
<secondary_variable internal_name="sigma" output_name="sigma" />
<secondary_variable internal_name="epsilon" output_name="epsilon" />
</secondary_variables>
<specific_body_force>0 0</specific_body_force>
</process>
</processes>
<media>
<medium id="0">
<phases>
<phase>
<type>AqueousLiquid</type>
<properties>
<property>
<name>specific_heat_capacity</name>
<type>Constant</type>
<value>4186.0</value>
</property>
<property>
<name>thermal_conductivity</name>
<type>Constant</type>
<value>0.56</value>
</property>
<property>
<name>density</name>
<type>Linear</type>
<reference_value>1e-6</reference_value>
<independent_variable>
<variable_name>temperature</variable_name>
<reference_condition>273.15</reference_condition>
<slope>-2.07e-4</slope>
</independent_variable>
</property>
<property>
<name>thermal_expansivity</name>
<type>Constant</type>
<value>2.07e-4</value>
</property>
<property>
<name>viscosity</name>
<type>Constant</type>
<value>1.278e-9</value>
</property>
</properties>
</phase>
<phase>
<type>Solid</type>
<properties>
<property>
<name>density</name>
<type>Constant</type>
<value>1.75e-6</value>
</property>
<property>
<name>thermal_conductivity</name>
<type>Constant</type>
<value>0.9e-3</value>
</property>
<property>
<name>specific_heat_capacity</name>
<type>Constant</type>
<value>1714.0</value>
</property>
<property>
<name>thermal_expansivity</name>
<type>Constant</type>
<value>0.7e-5</value>
</property>
</properties>
</phase>
</phases>
<properties>
<property>
<name>permeability</name>
<type>Constant</type>
<value>1e-6 0 0 1e-6</value>
</property>
<property>
<name>porosity</name>
<type>Constant</type>
<value>0.4</value>
</property>
<property>
<name>biot_coefficient</name>
<type>Constant</type>
<value>1.0</value>
</property>
<property>
<name>thermal_conductivity</name>
<type>EffectiveThermalConductivityPorosityMixing</type>
</property>
</properties>
</medium>
</media>
<time_loop>
<processes>
<process ref="THERMO_HYDRO_MECHANICS">
<nonlinear_solver>basic_newton</nonlinear_solver>
<convergence_criterion>
<type>PerComponentDeltaX</type>
<norm_type>NORM2</norm_type>
<abstols>1e-7 1e-5 1e-5 1e-5</abstols>
</convergence_criterion>
<time_discretization>
<type>BackwardEuler</type>
</time_discretization>
<time_stepping>
<type>FixedTimeStepping</type>
<t_initial>0</t_initial>
<t_end>1000</t_end>
<timesteps>
<pair>
<repeat>10</repeat>
<delta_t>100</delta_t>
</pair>
</timesteps>
</time_stepping>
</process>
</processes>
<output>
<type>VTK</type>
<prefix>square_1e0</prefix>
<timesteps>
<pair>
<repeat>1</repeat>
<each_steps>10</each_steps>
</pair>
</timesteps>
<variables>
<variable>displacement</variable>
<variable>pressure</variable>
<variable>temperature</variable>
<variable>sigma</variable>
<variable>epsilon</variable>
</variables>
<suffix>ts{:timestep}_t_{:time}</suffix>
</output>
</time_loop>
<parameters>
<parameter>
<name>E</name>
<type>Constant</type>
<value>21</value>
</parameter>
<parameter>
<name>nu</name>
<type>Constant</type>
<value>0.3</value>
</parameter>
<parameter>
<name>displacement0</name>
<type>Constant</type>
<values>0 0</values>
</parameter>
<parameter>
<name>pressure_ic</name>
<type>Constant</type>
<values>0</values>
</parameter>
<parameter>
<name>dirichlet0</name>
<type>Constant</type>
<value>0</value>
</parameter>
<parameter>
<name>temperature_ic</name>
<type>Constant</type>
<value>273.15</value>
</parameter>
<parameter>
<name>temperature_bc_left</name>
<type>Constant</type>
<value>353.15</value>
</parameter>
</parameters>
<process_variables>
<process_variable>
<name>displacement</name>
<components>2</components>
<order>2</order>
<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>pressure</name>
<components>1</components>
<order>1</order>
<initial_condition>pressure_ic</initial_condition>
<boundary_conditions />
</process_variable>
<process_variable>
<name>temperature</name>
<components>1</components>
<order>1</order>
<initial_condition>temperature_ic</initial_condition>
<boundary_conditions>
<boundary_condition>
<geometrical_set>square_1x1_geometry</geometrical_set>
<geometry>left</geometry>
<type>Dirichlet</type>
<component>0</component>
<parameter>temperature_bc_left</parameter>
</boundary_condition>
</boundary_conditions>
</process_variable>
</process_variables>
<nonlinear_solvers>
<nonlinear_solver>
<name>basic_newton</name>
<type>Newton</type>
<max_iter>50</max_iter>
<linear_solver>general_linear_solver</linear_solver>
</nonlinear_solver>
</nonlinear_solvers>
<linear_solvers>
<linear_solver>
<name>general_linear_solver</name>
<lis>-i bicgstab -p ilu -tol 1e-16 -maxiter 10000</lis>
<eigen>
<solver_type>BiCGSTAB</solver_type>
<precon_type>ILUT</precon_type>
<max_iteration_step>10000</max_iteration_step>
<error_tolerance>1e-16</error_tolerance>
</eigen>
<petsc>
<prefix>sd</prefix>
<parameters>-sd_ksp_type cg -sd_pc_type bjacobi -sd_ksp_rtol 1e-16 -sd_ksp_max_it 10000</parameters>
</petsc>
</linear_solver>
</linear_solvers>
</OpenGeoSysProject>
1.12.0