Commit 4516268d authored by skai95's avatar skai95
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Added RM_liakopoulos test, mesh, result files and entry in Tests.cmake

parent ee5638d9
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<?xml version="1.0" encoding="ISO-8859-1"?>
<OpenGeoSysProject>
<meshes>
<mesh axially_symmetric="true">column8.vtu</mesh>
<mesh axially_symmetric="true">boundary_column8_left.vtu</mesh>
<mesh axially_symmetric="true">boundary_column8_right.vtu</mesh>
<mesh axially_symmetric="true">boundary_column8_top.vtu</mesh>
<mesh axially_symmetric="true">boundary_column8_bottom.vtu</mesh>
</meshes>
<processes>
<process>
<name>RM</name>
<type>RICHARDS_MECHANICS</type>
<integration_order>3</integration_order>
<dimension>2</dimension>
<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_variable internal_name="saturation" output_name="saturation"/>
</secondary_variables>
<specific_body_force>0 -9.81</specific_body_force>
<initial_stress>Initial_stress</initial_stress>
</process>
</processes>
<media>
<medium>
<phases>
<phase>
<type>AqueousLiquid</type>
<properties>
<property>
<name>bulk_modulus</name>
<type>Constant</type>
<value>2e9</value>
</property>
<property>
<name>viscosity</name>
<type>Constant</type>
<value>1e-3</value>
</property>
<property>
<name>density</name>
<type>Constant</type>
<value>1e3</value>
</property>
</properties>
</phase>
<phase>
<type>Solid</type>
<properties>
<property>
<name>density</name>
<type>Constant</type>
<value>2e3</value>
</property>
<property>
<name>bulk_modulus</name>
<type>Constant</type>
<value>1e12</value>
</property>
<property>
<name>biot_coefficient</name>
<type>Constant</type>
<value>1</value>
</property>
<property>
<name>porosity</name>
<type>Constant</type>
<value>0.2975</value>
</property>
<property>
<name>permeability</name>
<type>Constant</type>
<value>4.5e-13</value>
</property>
</properties>
</phase>
</phases>
<properties>
<property>
<name>saturation</name>
<type>SaturationLiakopoulos</type>
</property>
<property>
<name>relative_permeability</name>
<type>RelPermLiakopoulos</type>
</property>
<property>
<name>bishops_effective_stress</name>
<type>BishopsPowerLaw</type>
<exponent>1</exponent>
</property>
<property>
<name>reference_temperature</name>
<type>Constant</type>
<value>293.15</value>
</property>
</properties>
</medium>
</media>
<time_loop>
<processes>
<process ref="RM">
<nonlinear_solver>basic_newton</nonlinear_solver>
<compensate_non_equilibrium_initial_residuum>false
</compensate_non_equilibrium_initial_residuum>
<convergence_criterion>
<type>PerComponentDeltaX</type>
<norm_type>NORM2</norm_type>
<abstols>1e-6 1e-10 1e-10</abstols>
<!--Toleranzen pressure u_x u_y-->
</convergence_criterion>
<time_discretization>
<type>BackwardEuler</type>
</time_discretization>
<time_stepping>
<type>FixedTimeStepping</type>
<t_initial>0</t_initial>
<t_end>7200</t_end>
<timesteps>
<pair><repeat>10</repeat>
<delta_t>1</delta_t></pair>
<pair><repeat>9</repeat>
<delta_t>10</delta_t></pair>
<pair><repeat>11</repeat>
<delta_t>100</delta_t></pair>
<pair><repeat>3</repeat>
<delta_t>200</delta_t></pair>
<pair><repeat>3</repeat>
<delta_t>400</delta_t></pair>
<pair><repeat>7</repeat>
<delta_t>600</delta_t></pair>
</timesteps>
</time_stepping>
</process>
</processes>
<output>
<type>VTK</type>
<prefix>RM_liakopoulos</prefix>
<timesteps>
<pair>
<repeat>50000</repeat>
<each_steps>1</each_steps>
</pair>
</timesteps>
<variables>
<variable>displacement</variable>
<variable>pressure</variable>
<variable>sigma</variable>
<variable>epsilon</variable>
<variable>velocity</variable>
<variable>saturation</variable>
</variables>
</output>
</time_loop>
<parameters>
<parameter>
<mesh>column8</mesh>
<name>Initial_stress</name>
<type>Function</type>
<expression>0</expression>
<expression>-((1-0.2975)*2e3+0.2975*1e3)*9.81*(1-y)
</expression>
<expression>0</expression>
<expression>0</expression>
</parameter>
<!-- Mechanics -->
<parameter>
<name>E</name>
<type>Constant</type>
<value>1.3e6</value>
</parameter>
<parameter>
<name>nu</name>
<type>Constant</type>
<value>0.4</value>
</parameter>
<!-- Model parameters -->
<parameter>
<name>displacement_ic</name>
<type>Constant</type>
<values>0 0</values>
</parameter>
<parameter>
<name>pressure_ic</name>
<type>Constant</type>
<value>0</value>
</parameter>
<parameter>
<name>pressure_bc</name>
<type>Constant</type>
<value>0</value>
</parameter>
<parameter>
<name>dirichlet</name>
<type>Constant</type>
<value>0</value>
</parameter>
</parameters>
<process_variables>
<process_variable>
<name>displacement</name>
<components>2</components>
<order>2</order>
<initial_condition>displacement_ic</initial_condition>
<boundary_conditions>
<boundary_condition>
<mesh>boundary_column8_left</mesh>
<type>Dirichlet</type>
<component>0</component>
<parameter>dirichlet</parameter>
</boundary_condition>
<boundary_condition>
<mesh>boundary_column8_right</mesh>
<type>Dirichlet</type>
<component>0</component>
<parameter>dirichlet</parameter>
</boundary_condition>
<boundary_condition>
<mesh>boundary_column8_bottom</mesh>
<type>Dirichlet</type>
<component>1</component>
<parameter>dirichlet</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>
<boundary_condition>
<mesh>boundary_column8_bottom</mesh>
<type>Dirichlet</type>
<parameter>pressure_bc</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>
<eigen>
<solver_type>SparseLU</solver_type>
<scaling>true</scaling>
</eigen>
</linear_solver>
</linear_solvers>
</OpenGeoSysProject>
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