[TM] Removed ThermoMechanicsProcessData::reference_temperature

Documentation/ProjectFile/prj/processes/process/THERMO_MECHANICS/t_reference_temperature.md

-Reference temperature for the thermo-mechanical process.

ProcessLib/ThermoMechanics/CreateThermoMechanicsProcess.cpp

@@ -134,10 +134,6 @@ std::unique_ptr<Process> createThermoMechanicsProcess(
         "thermal_conductivity", parameters, 1);
     DBUG("Use \'%s\' as thermal conductivity parameter.",
          thermal_conductivity.name.c_str());
-    // Reference temperature
-    const double reference_temperature =
-        //! \ogs_file_param{prj__processes__process__THERMO_MECHANICS__reference_temperature}
-        config.getConfigParameter<double>("reference_temperature");
 
     // Specific body force
     Eigen::Matrix<double, DisplacementDim, 1> specific_body_force;
@@ -162,7 +158,6 @@ std::unique_ptr<Process> createThermoMechanicsProcess(
         linear_thermal_expansion_coefficient,
         specific_heat_capacity,
         thermal_conductivity,
-        reference_temperature,
         specific_body_force};
 
     SecondaryVariableCollection secondary_variables;

ProcessLib/ThermoMechanics/ThermoMechanicsProcessData.h

@@ -38,7 +38,6 @@ struct ThermoMechanicsProcessData
         Parameter<double> const& linear_thermal_expansion_coefficient_,
         Parameter<double> const& specific_heat_capacity_,
         Parameter<double> const& thermal_conductivity_,
-        double const reference_temperature_,
         Eigen::Matrix<double, DisplacementDim, 1> const& specific_body_force_)
         : material{std::move(material_)},
           reference_solid_density(reference_solid_density_),
@@ -46,7 +45,6 @@ struct ThermoMechanicsProcessData
               linear_thermal_expansion_coefficient_),
           specific_heat_capacity(specific_heat_capacity_),
           thermal_conductivity(thermal_conductivity_),
-          reference_temperature(reference_temperature_),
           specific_body_force(specific_body_force_)
     {
     }
@@ -58,7 +56,6 @@ struct ThermoMechanicsProcessData
               other.linear_thermal_expansion_coefficient),
           specific_heat_capacity(other.specific_heat_capacity),
           thermal_conductivity(other.thermal_conductivity),
-          reference_temperature(other.reference_temperature),
           specific_body_force(other.specific_body_force),
           dt(other.dt),
           t(other.t)
@@ -81,7 +78,6 @@ struct ThermoMechanicsProcessData
     Parameter<double> const& specific_heat_capacity;
     Parameter<double> const&
         thermal_conductivity;  // TODO To be changed as a matrix type variable.
-    double const reference_temperature;
     Eigen::Matrix<double, DisplacementDim, 1> const specific_body_force;
     double dt = 0;
     double t = 0;

Tests/Data/ThermoMechanics/CreepBGRa/SimpleAxisymmetricCreep/SimpleAxisymmetricCreep.prj

@@ -24,7 +24,6 @@
             <linear_thermal_expansion_coefficient>alpha</linear_thermal_expansion_coefficient>
             <specific_heat_capacity>cs</specific_heat_capacity>
             <thermal_conductivity>lambda</thermal_conductivity>
-            <reference_temperature>330.15</reference_temperature>
             <process_variables>
                 <displacement>displacement</displacement>
                 <temperature>temperature</temperature>

Tests/Data/ThermoMechanics/CreepBGRa/SimpleAxisymmetricCreep/SimpleAxisymmetricCreepWithAnalyticSolution.prj

@@ -24,7 +24,6 @@
             <linear_thermal_expansion_coefficient>alpha</linear_thermal_expansion_coefficient>
             <specific_heat_capacity>cs</specific_heat_capacity>
             <thermal_conductivity>lambda</thermal_conductivity>
-            <reference_temperature>373.15</reference_temperature>
             <process_variables>
                 <displacement>displacement</displacement>
                 <temperature>temperature</temperature>

Tests/Data/ThermoMechanics/cube_1e3.prj

@@ -16,7 +16,6 @@
             <linear_thermal_expansion_coefficient>alpha</linear_thermal_expansion_coefficient>
             <specific_heat_capacity>cs</specific_heat_capacity>
             <thermal_conductivity>lambda</thermal_conductivity>
-            <reference_temperature>298</reference_temperature>
             <process_variables>
                 <displacement>displacement</displacement>
                 <temperature>temperature</temperature>

Tests/Data/ThermoMechanics/iglu_axisymmetric_plane_strain.prj

@@ -16,7 +16,6 @@
             <linear_thermal_expansion_coefficient>alpha</linear_thermal_expansion_coefficient>
             <specific_heat_capacity>cs</specific_heat_capacity>
             <thermal_conductivity>lambda</thermal_conductivity>
-            <reference_temperature>283.15</reference_temperature>
             <process_variables>
                 <displacement>displacement</displacement>
                 <temperature>temperature</temperature>

Tests/Data/ThermoMechanics/iglu_axisymmetric_plane_strain_quad.prj

@@ -16,7 +16,6 @@
             <linear_thermal_expansion_coefficient>alpha</linear_thermal_expansion_coefficient>
             <specific_heat_capacity>cs</specific_heat_capacity>
             <thermal_conductivity>lambda</thermal_conductivity>
-            <reference_temperature>283.15</reference_temperature>
             <process_variables>
                 <displacement>displacement</displacement>
                 <temperature>temperature</temperature>

Tests/Data/ThermoMechanics/iglu_quarter_plane_strain.prj

@@ -20,7 +20,6 @@
             <linear_thermal_expansion_coefficient>alpha</linear_thermal_expansion_coefficient>
             <specific_heat_capacity>cs</specific_heat_capacity>
             <thermal_conductivity>lambda</thermal_conductivity>
-            <reference_temperature>283.15</reference_temperature>
             <process_variables>
                 <displacement>displacement</displacement>
                 <temperature>temperature</temperature>

Tests/Data/ThermoMechanics/iglu_quarter_plane_strain_quad.prj

@@ -20,7 +20,6 @@
             <linear_thermal_expansion_coefficient>alpha</linear_thermal_expansion_coefficient>
             <specific_heat_capacity>cs</specific_heat_capacity>
             <thermal_conductivity>lambda</thermal_conductivity>
-            <reference_temperature>283.15</reference_temperature>
             <process_variables>
                 <displacement>displacement</displacement>
                 <temperature>temperature</temperature>