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OGS
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OGS
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<OpenGeoSysProject>
<meshes>
<mesh axially_symmetric="true">load_test_hb.vtu</mesh>
<mesh axially_symmetric="true">geometry_left.vtu</mesh>
<mesh axially_symmetric="true">geometry_right.vtu</mesh>
<mesh axially_symmetric="true">geometry_top.vtu</mesh>
<mesh axially_symmetric="true">geometry_bottom.vtu</mesh>
</meshes>
<processes>
<process>
<name>SD</name>
<type>SMALL_DEFORMATION</type>
<integration_order>2</integration_order>
<constitutive_relation>
<type>MFront</type>
<behaviour>HoekBrownC2</behaviour>
<material_properties>
<material_property name="YoungModulus" parameter="YoungModulus" />
<material_property name="PoissonRatio" parameter="PoissonRatio" />
<material_property name="UniaxialCompressiveStrengthF" parameter="UniaxialCompressiveStrengthF" />
<material_property name="CurveFittingParameterF" parameter="CurveFittingParameterF" />
<material_property name="ExponentF" parameter="ExponentF" />
<material_property name="EstimatedParameterF" parameter="EstimatedParameterF" />
<material_property name="J2TOL" parameter="delta_tol" />
<material_property name="InitialJ2" parameter="InitialJ2" />
<material_property name="TransitionAngle" parameter="TransitionAngle" />
<material_property name="UniaxialCompressiveStrengthG" parameter="UniaxialCompressiveStrengthG" />
<material_property name="CurveFittingParameterG" parameter="CurveFittingParameterG" />
<material_property name="ExponentG" parameter="ExponentG" />
<material_property name="EstimatedParameterG" parameter="EstimatedParameterG" />
</material_properties>
</constitutive_relation>
<specific_body_force>0 0</specific_body_force>
<process_variables>
<process_variable>displacement</process_variable>
</process_variables>
<secondary_variables>
<secondary_variable internal_name="ElasticStrain" output_name="ElasticStrain" />
<secondary_variable internal_name="EquivalentPlasticStrain" output_name="EquivalentPlasticStrain" />
<secondary_variable internal_name="sigma" output_name="sigma" />
<secondary_variable internal_name="epsilon" output_name="epsilon" />
</secondary_variables>
</process>
</processes>
<media>
<medium>
<phases>
<phase>
<type>Solid</type>
<properties>
<property>
<name>density</name>
<type>Constant</type>
<value>2200</value>
</property>
</properties>
</phase>
</phases>
</medium>
</media>
<time_loop>
<processes>
<process ref="SD">
<nonlinear_solver>basic_newton</nonlinear_solver>
<convergence_criterion>
<type>DeltaX</type>
<norm_type>NORM2</norm_type>
<abstol>1e-11</abstol>
</convergence_criterion>
<time_discretization>
<type>BackwardEuler</type>
</time_discretization>
<time_stepping>
<type>FixedTimeStepping</type>
<t_initial>0</t_initial>
<t_end>40</t_end>
<timesteps>
<pair>
<repeat>10</repeat>
<delta_t>1</delta_t>
</pair>
<pair>
<repeat>10</repeat>
<delta_t>1</delta_t>
</pair>
<pair>
<repeat>10</repeat>
<delta_t>1</delta_t>
</pair>
<pair>
<repeat>10</repeat>
<delta_t>1</delta_t>
</pair>
</timesteps>
</time_stepping>
</process>
</processes>
<output>
<type>VTK</type>
<timesteps>
<pair>
<repeat>4000</repeat>
<each_steps>10</each_steps>
</pair>
</timesteps>
<variables>
<variable>displacement</variable>
<variable>sigma</variable>
<variable>epsilon</variable>
<variable>ElasticStrain</variable>
<variable>EquivalentPlasticStrain</variable>
</variables>
<suffix>ts{:timestep}_t_{:time}</suffix>
</output>
</time_loop>
<parameters>
<parameter>
<name>YoungModulus</name>
<type>Constant</type>
<value>600.</value>
</parameter>
<parameter>
<name>PoissonRatio</name>
<type>Constant</type>
<value>0.2</value>
</parameter>
<parameter>
<name>UniaxialCompressiveStrengthF</name>
<type>Constant</type>
<value>12.</value>
</parameter>
<parameter>
<name>CurveFittingParameterF</name>
<type>Constant</type>
<value>0.55</value>
</parameter>
<parameter>
<name>ExponentF</name>
<type>Constant</type>
<value>0.55</value>
</parameter>
<parameter>
<name>EstimatedParameterF</name>
<type>Constant</type>
<value>0.02</value>
</parameter>
<parameter>
<name>delta_tol</name>
<type>Constant</type>
<value>0.00001</value>
</parameter>
<parameter>
<name>InitialJ2</name>
<type>Constant</type>
<value>0.00001</value>
</parameter>
<parameter>
<name>TransitionAngle</name>
<type>Constant</type>
<value>29</value>
</parameter>
<parameter>
<name>UniaxialCompressiveStrengthG</name>
<type>Constant</type>
<value>10.</value>
</parameter>
<parameter>
<name>CurveFittingParameterG</name>
<type>Constant</type>
<value>0.055</value>
</parameter>
<parameter>
<name>ExponentG</name>
<type>Constant</type>
<value>1.</value>
</parameter>
<parameter>
<name>EstimatedParameterG</name>
<type>Constant</type>
<value>1.</value>
</parameter>
<parameter>
<name>displacement0</name>
<type>Constant</type>
<values>0 0</values>
</parameter>
<parameter>
<name>Dirichlet_left</name>
<type>Constant</type>
<value>0.</value>
</parameter>
<parameter>
<name>Dirichlet_bottom</name>
<type>Constant</type>
<value>0.</value>
</parameter>
<parameter>
<name>Dirichlet_right</name>
<type>Constant</type>
<value>0.</value>
</parameter>
<parameter>
<name>Dirichlet_top</name>
<type>Constant</type>
<value>0.</value>
</parameter>
<parameter>
<name>internal_pressure_value</name>
<type>Constant</type>
<value>-1.</value>
</parameter>
<parameter>
<name>internal_pressure</name>
<type>CurveScaled</type>
<curve>internal_pressure_curve</curve>
<parameter>internal_pressure_value</parameter>
</parameter>
</parameters>
<curves>
<curve>
<name>internal_pressure_curve</name>
<coords>0.0 10 20 30 40</coords>
<values>0.0 1.5 0. 1.5 2.</values>
</curve>
</curves>
<process_variables>
<process_variable>
<name>displacement</name>
<components>2</components>
<order>1</order>
<initial_condition>displacement0</initial_condition>
<boundary_conditions>
<boundary_condition>
<mesh>geometry_bottom</mesh>
<type>Dirichlet</type>
<component>1</component>
<parameter>Dirichlet_bottom</parameter>
</boundary_condition>
<boundary_condition>
<mesh>geometry_top</mesh>
<type>Dirichlet</type>
<component>1</component>
<parameter>Dirichlet_top</parameter>
</boundary_condition>
<boundary_condition>
<mesh>geometry_right</mesh>
<type>NormalTraction</type>
<parameter>internal_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>
<eigen>
<solver_type>SparseLU</solver_type>
<scaling>true</scaling>
</eigen>
<petsc>
<parameters>-ksp_type bcgs -pc_type bjacobi -ksp_rtol 1e-15 -ksp_atol 1e-16 -ksp_max_it 4000</parameters>
</petsc>
</linear_solver>
</linear_solvers>
<test_definition>
<vtkdiff>
<regex>load_test_hb_ts_.*_t_.*.vtu</regex>
<field>displacement</field>
<absolute_tolerance>3e-13</absolute_tolerance>
<relative_tolerance>0</relative_tolerance>
</vtkdiff>
<vtkdiff>
<regex>load_test_hb_ts_.*_t_.*.vtu</regex>
<field>sigma</field>
<absolute_tolerance>3e-6</absolute_tolerance>
<relative_tolerance>0</relative_tolerance>
</vtkdiff>
<vtkdiff>
<regex>load_test_hb_ts_.*_t_.*.vtu</regex>
<field>epsilon</field>
<absolute_tolerance>6e-9</absolute_tolerance>
<relative_tolerance>0</relative_tolerance>
</vtkdiff>
<vtkdiff>
<regex>load_test_hb_ts_.*_t_.*.vtu</regex>
<field>ElasticStrain</field>
<absolute_tolerance>5e-9</absolute_tolerance>
<relative_tolerance>0</relative_tolerance>
</vtkdiff>
<vtkdiff>
<regex>load_test_hb_ts_.*_t_.*.vtu</regex>
<field>EquivalentPlasticStrain</field>
<absolute_tolerance>5e-9</absolute_tolerance>
<relative_tolerance>0</relative_tolerance>
</vtkdiff>
</test_definition>
</OpenGeoSysProject>
1.10.0