ComputeMeanThermalExpansionFunctionEigenstrain.h

Go to the documentation of this file.

//* This file is part of the MOOSE framework
//* https://www.mooseframework.org
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html
 
#pragma once
 
#include "ComputeMeanThermalExpansionEigenstrainBase.h"
 
class ComputeMeanThermalExpansionFunctionEigenstrain;
 
template <>
InputParameters validParams<ComputeMeanThermalExpansionFunctionEigenstrain>();
 
class ComputeMeanThermalExpansionFunctionEigenstrain
    : public ComputeMeanThermalExpansionEigenstrainBase
{
public:
  static InputParameters validParams();
 
  ComputeMeanThermalExpansionFunctionEigenstrain(const InputParameters & parameters);
 
protected:
  /*
   * Get the reference temperature for the mean thermal expansion relationship.  This is
   * the temperature at which \f$\delta L = 0\f$.
   */
  virtual Real referenceTemperature() override;
 
  /*
   * Compute the mean thermal expansion coefficient relative to the reference temperature.
   * This is the linear thermal strain divided by the temperature difference:
   * \f$\bar{\alpha}=(\delta L / L)/(T - T_{ref})\f$.
   * param temperature  temperature at which this is evaluated
   */
  virtual Real meanThermalExpansionCoefficient(const Real temperature) override;
 
  /*
   * Compute the derivative of the mean thermal expansion coefficient \f$\bar{\alpha}\f$
   * with respect to temperature, where \f$\bar{\alpha}=(\delta L / L)/(T - T_{ref})\f$.
   * param temperature  temperature at which this is evaluated
   */
  virtual Real meanThermalExpansionCoefficientDerivative(const Real temperature) override;
 
  const Function & _thermal_expansion_function;
 
  const Real & _thexp_func_ref_temp;
};