OGS  master
iglu_quarter_plane_strain_quad.prj
<OpenGeoSysProject>
  <mesh>tm_q_quad.vtu</mesh>
  <geometry>quarter_group.gml</geometry>
  <search_length_algorithm>
    <type>fixed</type>
    <value>1e-6</value>
  </search_length_algorithm>
  <processes>
    <process>
      <name>ThermoMechanics</name>
      <type>THERMO_MECHANICS</type>
      <coupling_scheme>staggered</coupling_scheme>
      <integration_order>3</integration_order>
      <constitutive_relation>
        <type>LinearElasticIsotropic</type>
        <youngs_modulus>E</youngs_modulus>
        <poissons_ratio>nu</poissons_ratio>
      </constitutive_relation>
      <process_variables>
        <displacement>displacement</displacement>
        <temperature>temperature</temperature>
      </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>Solid</type>
          <properties>
            <property>
              <name>density</name>
              <type>Exponential</type>
              <reference_value>1.583e-6</reference_value>
              <exponent>
                <variable_name>temperature</variable_name>
                <reference_condition>283.15</reference_condition>
                <factor>-3.207e-05</factor>
              </exponent>
              <offset>0.0</offset>
            </property>
            <property>
              <name>thermal_expansivity</name>
              <type>Constant</type>
              <value>1.069e-5</value>
            </property>
            <property>
              <name>thermal_conductivity</name>
              <type>Constant</type>
              <value>0.96e-3</value>
            </property>
            <property>
              <name>specific_heat_capacity</name>
              <type>Constant</type>
              <value>2083.4</value>
            </property>
          </properties>
        </phase>
      </phases>
    </medium>
    <medium id="1">
      <phases>
        <phase>
          <type>Solid</type>
          <properties>
            <property>
              <name>density</name>
              <type>Exponential</type>
              <reference_value>1.825e-6</reference_value>
              <exponent>
                <variable_name>temperature</variable_name>
                <reference_condition>283.15</reference_condition>
                <factor>-9e-5</factor>
              </exponent>
              <offset>0.0</offset>
            </property>
            <property>
              <name>thermal_expansivity</name>
              <type>Constant</type>
              <value>3e-5</value>
            </property>
            <property>
              <name>thermal_conductivity</name>
              <type>Constant</type>
              <value>0.4e-3</value>
            </property>
            <property>
              <name>specific_heat_capacity</name>
              <type>Constant</type>
              <value>2200</value>
            </property>
          </properties>
        </phase>
      </phases>
    </medium>
  </media>
  <time_loop>
    <global_process_coupling>
      <max_iter>6</max_iter>
      <convergence_criteria>
        <convergence_criterion>
          <type>DeltaX</type>
          <norm_type>NORM2</norm_type>
          <reltol>1.e-10</reltol>
        </convergence_criterion>
        <convergence_criterion>
          <type>DeltaX</type>
          <norm_type>NORM2</norm_type>
          <reltol>1.e-10</reltol>
        </convergence_criterion>
      </convergence_criteria>
    </global_process_coupling>
    <processes>
      <process ref="ThermoMechanics">
        <nonlinear_solver>basic_newton_T</nonlinear_solver>
        <convergence_criterion>
          <type>DeltaX</type>
          <norm_type>NORM2</norm_type>
          <abstol>1e-5</abstol>
        </convergence_criterion>
        <time_discretization>
          <type>BackwardEuler</type>
        </time_discretization>
        <time_stepping>
          <type>FixedTimeStepping</type>
          <t_initial>0</t_initial>
          <t_end>20000</t_end>
          <timesteps>
            <pair>
              <repeat>20</repeat>
              <delta_t>1000</delta_t>
            </pair>
          </timesteps>
        </time_stepping>
      </process>
      <process ref="ThermoMechanics">
        <nonlinear_solver>basic_newton_u</nonlinear_solver>
        <convergence_criterion>
          <type>DeltaX</type>
          <norm_type>NORM2</norm_type>
          <abstol>1e-10</abstol>
        </convergence_criterion>
        <time_discretization>
          <type>BackwardEuler</type>
        </time_discretization>
        <time_stepping>
          <type>FixedTimeStepping</type>
          <t_initial>0</t_initial>
          <t_end>20000</t_end>
          <timesteps>
            <pair>
              <repeat>20</repeat>
              <delta_t>1000</delta_t>
            </pair>
          </timesteps>
        </time_stepping>
      </process>
    </processes>
    <output>
      <type>VTK</type>
      <prefix>tm_q_quad</prefix>
      <suffix>ts{:timestep}_t_{:time}</suffix>
      <timesteps>
        <pair>
          <repeat>20</repeat>
          <each_steps>1</each_steps>
        </pair>
      </timesteps>
      <variables>
        <variable>displacement</variable>
        <variable>temperature</variable>
        <variable>sigma</variable>
        <variable>epsilon</variable>
      </variables>
    </output>
  </time_loop>
  <parameters>
    <parameter>
      <name>E</name>
      <type>Group</type>
      <group_id_property>MaterialIDs</group_id_property>
      <index_values>
        <index>0</index>
        <value>1.911e3</value>
      </index_values>
      <index_values>
        <index>1</index>
        <value>68.9e3</value>
      </index_values>
    </parameter>
    <parameter>
      <name>nu</name>
      <type>Group</type>
      <group_id_property>MaterialIDs</group_id_property>
      <index_values>
        <index>0</index>
        <value>0.17</value>
      </index_values>
      <index_values>
        <index>1</index>
        <value>0.4</value>
      </index_values>
    </parameter>
    <parameter>
      <name>temperature_ic</name>
      <type>Constant</type>
      <value>283.15</value>
    </parameter>
    <parameter>
      <name>temperature_bc</name>
      <type>Constant</type>
      <value>363.15</value>
    </parameter>
    <parameter>
      <name>displacement0</name>
      <type>Constant</type>
      <values>0 0</values>
    </parameter>
    <parameter>
      <name>dirichlet0</name>
      <type>Constant</type>
      <value>0</value>
    </parameter>
  </parameters>
  <process_variables>
    <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>in</geometry>
          <type>Dirichlet</type>
          <component>0</component>
          <parameter>temperature_bc</parameter>
        </boundary_condition>
      </boundary_conditions>
    </process_variable>
    <process_variable>
      <name>displacement</name>
      <components>2</components>
      <order>1</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_variables>
  <nonlinear_solvers>
    <nonlinear_solver>
      <name>basic_newton_T</name>
      <type>Newton</type>
      <max_iter>50</max_iter>
      <linear_solver>general_linear_solver_T</linear_solver>
    </nonlinear_solver>
    <nonlinear_solver>
      <name>basic_newton_u</name>
      <type>Newton</type>
      <max_iter>50</max_iter>
      <linear_solver>general_linear_solver_u</linear_solver>
    </nonlinear_solver>
  </nonlinear_solvers>
  <linear_solvers>
    <linear_solver>
      <name>general_linear_solver_T</name>
      <lis>-i bicgstab -p ilu -tol 1e-11 -maxiter 10000</lis>
      <eigen>
        <solver_type>CG</solver_type>
        <precon_type>DIAGONAL</precon_type>
        <max_iteration_step>10000</max_iteration_step>
        <error_tolerance>1e-11</error_tolerance>
      </eigen>
    </linear_solver>
    <linear_solver>
      <name>general_linear_solver_u</name>
      <lis>-i bicgstab -p ilu -tol 1e-11 -maxiter 10000</lis>
      <eigen>
        <solver_type>BiCGSTAB</solver_type>
        <precon_type>ILUT</precon_type>
        <max_iteration_step>10000</max_iteration_step>
        <error_tolerance>1e-11</error_tolerance>
      </eigen>
    </linear_solver>
  </linear_solvers>
  <test_definition>
    <vtkdiff>
      <file>tm_q_quad_ts_20_t_20000.000000.vtu</file>
      <field>displacement</field>
      <absolute_tolerance>1e-8</absolute_tolerance>
      <relative_tolerance>1.e-5</relative_tolerance>
    </vtkdiff>
    <vtkdiff>
      <file>tm_q_quad_ts_20_t_20000.000000.vtu</file>
      <field>sigma</field>
      <absolute_tolerance>1e-8</absolute_tolerance>
      <relative_tolerance>1.e-5</relative_tolerance>
    </vtkdiff>
    <vtkdiff>
      <file>tm_q_quad_ts_20_t_20000.000000.vtu</file>
      <field>epsilon</field>
      <absolute_tolerance>1e-8</absolute_tolerance>
      <relative_tolerance>1.e-5</relative_tolerance>
    </vtkdiff>
    <vtkdiff>
      <file>tm_q_quad_ts_20_t_20000.000000.vtu</file>
      <field>temperature</field>
      <absolute_tolerance>1e-8</absolute_tolerance>
      <relative_tolerance>1.e-5</relative_tolerance>
    </vtkdiff>
  </test_definition>
</OpenGeoSysProject>