ADComputeMeanThermalExpansionFunctionEigenstrain.C

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//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
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//* https://www.gnu.org/licenses/lgpl-2.1.html
 
#include "ADComputeMeanThermalExpansionFunctionEigenstrain.h"
 
#include "Function.h"
 
registerADMooseObject("TensorMechanicsApp", ADComputeMeanThermalExpansionFunctionEigenstrain);
 
defineADLegacyParams(ADComputeMeanThermalExpansionFunctionEigenstrain);
 
template <ComputeStage compute_stage>
InputParameters
ADComputeMeanThermalExpansionFunctionEigenstrain<compute_stage>::validParams()
{
  InputParameters params =
      ADComputeMeanThermalExpansionEigenstrainBase<compute_stage>::validParams();
  params.addClassDescription("Computes eigenstrain due to thermal expansion using a function that "
                             "describes the mean thermal expansion as a function of temperature");
  params.addRequiredParam<FunctionName>(
      "thermal_expansion_function",
      "Function describing the mean thermal expansion as a function of temperature");
  params.addRequiredParam<Real>("thermal_expansion_function_reference_temperature",
                                "Reference temperature for thermal_exansion_function (IMPORTANT: "
                                "this is different in general from the stress_free_temperature)");
 
  return params;
}
 
template <ComputeStage compute_stage>
ADComputeMeanThermalExpansionFunctionEigenstrain<compute_stage>::
    ADComputeMeanThermalExpansionFunctionEigenstrain(const InputParameters & parameters)
  : ADComputeMeanThermalExpansionEigenstrainBase<compute_stage>(parameters),
    _thermal_expansion_function(getFunction("thermal_expansion_function")),
    _thexp_func_ref_temp(getParam<Real>("thermal_expansion_function_reference_temperature"))
{
}
 
template <ComputeStage compute_stage>
Real
ADComputeMeanThermalExpansionFunctionEigenstrain<compute_stage>::referenceTemperature()
{
  return _thexp_func_ref_temp;
}
 
template <ComputeStage compute_stage>
ADReal
ADComputeMeanThermalExpansionFunctionEigenstrain<compute_stage>::meanThermalExpansionCoefficient(
    const ADReal & temperature)
{
  return _thermal_expansion_function.value(MetaPhysicL::raw_value(temperature), Point());
}