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OGS
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OGS
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<OpenGeoSysProject>
<meshes>
<mesh axially_symmetric="true">mesh_quad.vtu</mesh>
<mesh axially_symmetric="true">leftq.vtu</mesh>
<mesh axially_symmetric="true">bottomq.vtu</mesh>
<mesh axially_symmetric="true">rightq.vtu</mesh>
<mesh axially_symmetric="true">topq.vtu</mesh>
<mesh axially_symmetric="true">injectionq.vtu</mesh>
<mesh axially_symmetric="true">productionq.vtu</mesh>
</meshes>
<processes>
<process>
<name>HM</name>
<type>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>
<displacement>displacement</displacement>
<pressure>pressure</pressure>
</process_variables>
<secondary_variables>
<secondary_variable internal_name="sigma" output_name="sigma" />
<secondary_variable internal_name="epsilon" output_name="epsilon" />
<secondary_variable internal_name="velocity" output_name="velocity" />
</secondary_variables>
<specific_body_force>0 0</specific_body_force>
</process>
</processes>
<time_loop>
<processes>
<process ref="HM">
<nonlinear_solver>basic_newton</nonlinear_solver>
<convergence_criterion>
<type>DeltaX</type>
<norm_type>NORM2</norm_type>
<reltol>1e-8</reltol>
</convergence_criterion>
<time_discretization>
<type>BackwardEuler</type>
</time_discretization>
<time_stepping>
<type>FixedTimeStepping</type>
<t_initial>0</t_initial>
<t_end>400</t_end>
<timesteps>
<pair>
<repeat>20</repeat>
<delta_t>200</delta_t>
</pair>
<pair>
<repeat>1</repeat>
<delta_t>310</delta_t>
</pair>
<pair>
<repeat>2</repeat>
<delta_t>500</delta_t>
</pair>
<pair>
<repeat>1</repeat>
<delta_t>200</delta_t>
</pair>
<pair>
<repeat>3</repeat>
<delta_t>500</delta_t>
</pair>
<pair>
<repeat>1</repeat>
<delta_t>200</delta_t>
</pair>
<pair>
<repeat>2</repeat>
<delta_t>500</delta_t>
</pair>
<pair>
<repeat>1</repeat>
<delta_t>100</delta_t>
</pair>
<pair>
<repeat>1</repeat>
<delta_t>200</delta_t>
</pair>
</timesteps>
</time_stepping>
</process>
</processes>
<output>
<type>VTK</type>
<prefix>output_curve</prefix>
<timesteps>
<pair>
<repeat>1</repeat>
<each_steps>1</each_steps>
</pair>
</timesteps>
<variables>
<variable>displacement</variable>
<variable>pressure</variable>
<variable>permeability</variable>
<variable>sigma</variable>
<variable>epsilon</variable>
<variable>velocity</variable>
</variables>
</output>
</time_loop>
<media>
<medium>
<phases>
<phase>
<type>Gas</type>
<properties>
<property>
<name>viscosity</name>
<type>Constant</type>
<value>1.6e-5</value>
</property>
<property>
<name>density</name>
<type>Constant</type>
<value>1</value>
</property>
</properties>
</phase>
<phase>
<type>Solid</type>
<properties>
<property>
<name>density</name>
<type>Constant</type>
<value>2.65e+3</value>
</property>
</properties>
</phase>
</phases>
<properties>
<property>
<name>porosity</name>
<type>Constant</type>
<value>0.16</value>
</property>
<property>
<name>biot_coefficient</name>
<type>Constant</type>
<value>0.9</value>
</property>
<property>
<name>reference_temperature</name>
<type>Constant</type>
<value>293.15</value>
</property>
<property>
<name>permeability</name>
<type>StrainDependentPermeability</type>
<initial_permeability>permeability0</initial_permeability>
<b1>4000.0</b1>
<b2>300.0</b2>
<b3>50.0</b3>
<minimum_permeability>1.e-20</minimum_permeability>
<maximum_permeability>1.e-12</maximum_permeability>
</property>
</properties>
</medium>
</media>
<parameters>
<parameter>
<name>E</name>
<type>Constant</type>
<value>2.5e9</value>
</parameter>
<parameter>
<name>nu</name>
<type>Constant</type>
<value>0.27</value>
</parameter>
<parameter>
<name>permeability0</name>
<type>Constant</type>
<value>1.0e-16</value>
</parameter>
<parameter>
<name>displacement0</name>
<type>Constant</type>
<values>0 0</values>
</parameter>
<parameter>
<name>eins</name>
<type>Constant</type>
<values>1</values>
</parameter>
<parameter>
<name>pressure0</name>
<type>Constant</type>
<values>1e5</values>
</parameter>
<parameter>
<name>injection-pressure</name>
<type>CurveScaled</type>
<curve>injection-curve</curve>
<parameter>eins</parameter>
</parameter>
<parameter>
<name>confining-pressure</name>
<type>CurveScaled</type>
<curve>confining-curve</curve>
<parameter>eins</parameter>
</parameter>
<parameter>
<name>zero</name>
<type>Constant</type>
<value>0</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>
<mesh>bottomq</mesh>
<type>Dirichlet</type>
<component>1</component>
<parameter>zero</parameter>
</boundary_condition>
<boundary_condition>
<mesh>topq</mesh>
<type>Dirichlet</type>
<component>1</component>
<parameter>zero</parameter>
</boundary_condition>
<boundary_condition>
<mesh>rightq</mesh>
<type>Neumann</type>
<component>0</component>
<parameter>confining-pressure</parameter>
</boundary_condition>
</boundary_conditions>
</process_variable>
<process_variable>
<name>pressure</name>
<components>1</components>
<order>2</order>
<initial_condition>pressure0</initial_condition>
<boundary_conditions>
<boundary_condition>
<mesh>productionq</mesh>
<type>Dirichlet</type>
<component>0</component>
<parameter>pressure0</parameter>
</boundary_condition>
<boundary_condition>
<mesh>injectionq</mesh>
<type>Dirichlet</type>
<component>0</component>
<parameter>injection-pressure</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-10</error_tolerance>
</eigen>
</linear_solver>
</linear_solvers>
<curves>
<curve>
<name>injection-curve</name>
<coords>0 1 300 301 600 601 1200 1201 1800 1801 2400 2401 3800 4000 5300 5500 7000 7200 8300 8500 9300</coords>
<values>100000 100000 100000 200000 200000 400000 400000 600000 600000 800000 800000 900000 900000 900000 900000 900000 900000 900000 900000 900000 900000</values>
</curve>
<curve>
<name>confining-curve</name>
<coords>0 1 300 301 600 601 1200 1201 1800 1801 2400 2401 3800 4000 5300 5500 7000 7200 8300 8500 9300</coords>
<values>-1000000 -1000000 -1000000 -1000000 -1000000 -1000000 -1000000 -1000000 -1000000 -1000000 -1000000 -1000000 -1000000 -2000000 -2000000 -3000000 -3000000 -4000000 -4000000 -5000000 -5000000</values>
</curve>
</curves>
</OpenGeoSysProject>
1.12.0