OGS  master
liakopoulos.prj
<OpenGeoSysProject>
  <meshes>
    <mesh axially_symmetric="true">liakopoulos.vtu</mesh>
    <mesh axially_symmetric="true">liakopoulos_left.vtu</mesh>
    <mesh axially_symmetric="true">liakopoulos_right.vtu</mesh>
    <mesh axially_symmetric="true">liakopoulos_top.vtu</mesh>
    <mesh axially_symmetric="true">liakopoulos_bottom.vtu</mesh>
  </meshes>
  <processes>
    <process>
      <name>Liakopoulos</name>
      <type>THERMO_RICHARDS_MECHANICS</type>
      <integration_order>3</integration_order>
      <mass_lumping>true</mass_lumping>
      <constitutive_relation>
        <type>LinearElasticIsotropic</type>
        <youngs_modulus>E</youngs_modulus>
        <poissons_ratio>nu</poissons_ratio>
      </constitutive_relation>
      <process_variables>
        <temperature>temperature</temperature>
        <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>viscosity</name>
              <type>Constant</type>
              <value>1e-3</value>
            </property>
            <property>
              <name>density</name>
              <type>Linear</type>
              <reference_value>1e3</reference_value>
              <independent_variable>
                <variable_name>phase_pressure</variable_name>
                <reference_condition>0</reference_condition>
                <slope>5e-10</slope>
              </independent_variable>
            </property>
            <property>
              <name>specific_heat_capacity</name>
              <type>Constant</type>
              <value>0.0</value>
            </property>
            <property>
              <name>thermal_conductivity</name>
              <type>Constant</type>
              <value>1.0</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>specific_heat_capacity</name>
              <type>Constant</type>
              <value>0.0</value>
            </property>
            <property>
              <name>thermal_conductivity</name>
              <type>Constant</type>
              <value>1.0</value>
            </property>
            <property>
              <name>thermal_expansivity</name>
              <type>Constant</type>
              <value>0.0</value>
            </property>
          </properties>
        </phase>
      </phases>
      <properties>
        <property>
          <name>porosity</name>
          <type>Constant</type>
          <value>0.2975</value>
        </property>
        <property>
          <name>biot_coefficient</name>
          <type>Constant</type>
          <value>1.0</value>
        </property>
        <property>
          <name>saturation</name>
          <type>SaturationLiakopoulos</type>
        </property>
        <property>
          <name>bishops_effective_stress</name>
          <type>BishopsPowerLaw</type>
          <exponent>1</exponent>
        </property>
        <property>
          <name>permeability</name>
          <type>Constant</type>
          <value>4.5e-13</value>
        </property>
        <property>
          <name>relative_permeability</name>
          <type>Curve</type>
          <independent_variable>liquid_saturation</independent_variable>
          <curve>k_rel</curve>
        </property>
        <property>
          <name>thermal_conductivity</name>
          <type>EffectiveThermalConductivityPorosityMixing</type>
        </property>
      </properties>
    </medium>
  </media>
  <time_loop>
    <processes>
      <process ref="Liakopoulos">
        <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-5 1e-6 1e-10 1e-10</abstols>
        </convergence_criterion>
        <time_discretization>
          <type>BackwardEuler</type>
        </time_discretization>
        <time_stepping>
          <type>FixedTimeStepping</type>
          <t_initial>0.0</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>{:meshname}</prefix>
      <suffix>t{:gtime}</suffix>
      <timesteps>
        <pair>
          <repeat>500</repeat>
          <each_steps>10</each_steps>
        </pair>
      </timesteps>
      <variables>
        <variable>displacement</variable>
        <variable>pressure</variable>
        <variable>sigma</variable>
        <variable>epsilon</variable>
        <variable>velocity</variable>
        <variable>saturation</variable>
      </variables>
      <fixed_output_times>0.06 60. 120. 300.0 600.0 1200.0 2400.0 4800.0 6000.0 7200.0</fixed_output_times>
    </output>
  </time_loop>
  <parameters>
    <parameter>
      <mesh>liakopoulos</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>
    <parameter>
      <name>E</name>
      <type>Constant</type>
      <value>1.3e6</value>
    </parameter>
    <parameter>
      <name>nu</name>
      <type>Constant</type>
      <value>0.4</value>
    </parameter>
    <parameter>
      <name>displacement_ic</name>
      <type>Constant</type>
      <values>0 0</values>
    </parameter>
    <parameter>
      <name>pressure_ic</name>
      <type>Constant</type>
      <value>0.0</value>
    </parameter>
    <parameter>
      <name>pressure_bc</name>
      <type>Constant</type>
      <value>0.0</value>
    </parameter>
    <parameter>
      <name>dirichlet</name>
      <type>Constant</type>
      <value>0</value>
    </parameter>
    <parameter>
      <name>T_ref</name>
      <type>Constant</type>
      <value>293.15</value>
    </parameter>
  </parameters>
  <curves>
    <curve>
      <name>k_rel</name>
      <coords>0.2 0.528 0.536 0.544 0.552 0.56 0.568 0.576 0.584 0.592 0.6 0.608 0.616 0.624 0.632 0.64 0.648 0.656 0.664 0.672 0.68 0.688 0.696 0.704 0.712 0.72 0.728 0.736 0.744 0.752 0.76 0.768 0.776 0.784 0.792 0.8 0.808 0.816 0.824 0.832 0.84 0.848 0.856 0.864 0.872 0.88 0.888 0.896 0.904 0.912 0.92 0.928000000000001 0.936000000000001 0.944000000000001 0.952000000000001 0.960000000000001 0.968000000000001 0.976000000000001 0.984000000000001 0.992000000000001 1</coords>
      <values>0.0 0.0 0.0 0.003125124673949 0.020823885169721 0.038518821680155 0.056209865519575 0.073896945473639 0.091579987656767 0.109258915358633 0.126933648878653 0.144604105347267 0.162270198532675 0.179931838631514 0.197588932041764 0.215241381115967 0.232889083892571 0.250531933802915 0.268169819351031 0.285802623763035 0.303430224602408 0.3210524933469 0.338669294922165 0.356280487186422 0.373885920359564 0.391485436388984 0.409078868243118 0.426666039122081 0.444246761572863 0.461820836494194 0.479388052013308 0.496948182213303 0.514500985685365 0.532046203874627 0.549583559181513 0.56711275277159 0.584633462035706 0.602145337627643 0.619647999987513 0.637141035234136 0.654623990276238 0.672096366947284 0.689557614907064 0.707007122967474 0.724444208378889 0.741868103439419 0.759277938533726 0.776672720324285 0.79405130322659 0.811412351361665 0.828754286640385 0.846075216009299 0.863372826201009 0.880644225491632 0.897885694137663 0.915092266056643 0.932256968686883 0.949369276790233 0.966411379494378 0.983345955951454 1</values>
    </curve>
  </curves>
  <process_variables>
    <process_variable>
      <name>temperature</name>
      <components>1</components>
      <order>1</order>
      <initial_condition>T_ref</initial_condition>
      <boundary_conditions>
        <boundary_condition>
          <mesh>liakopoulos_bottom</mesh>
          <type>Dirichlet</type>
          <parameter>T_ref</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>liakopoulos_bottom</mesh>
          <type>Dirichlet</type>
          <parameter>pressure_bc</parameter>
        </boundary_condition>
      </boundary_conditions>
    </process_variable>
    <process_variable>
      <name>displacement</name>
      <components>2</components>
      <order>2</order>
      <initial_condition>displacement_ic</initial_condition>
      <boundary_conditions>
        <boundary_condition>
          <mesh>liakopoulos_left</mesh>
          <type>Dirichlet</type>
          <component>0</component>
          <parameter>dirichlet</parameter>
        </boundary_condition>
        <boundary_condition>
          <mesh>liakopoulos_right</mesh>
          <type>Dirichlet</type>
          <component>0</component>
          <parameter>dirichlet</parameter>
        </boundary_condition>
        <boundary_condition>
          <mesh>liakopoulos_bottom</mesh>
          <type>Dirichlet</type>
          <component>1</component>
          <parameter>dirichlet</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>