PowerLawCreepModel.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 "ReturnMappingModel.h"
 
class PowerLawCreepModel;
 
template <>
InputParameters validParams<PowerLawCreepModel>();
 
class PowerLawCreepModel : public ReturnMappingModel
{
public:
  PowerLawCreepModel(const InputParameters & parameters);
 
protected:
  virtual void computeStressInitialize(Real effectiveTrialStress,
                                       const SymmElasticityTensor & elasticityTensor) override;
  virtual void computeStressFinalize(const SymmTensor & plasticStrainIncrement) override;
 
  virtual Real computeResidual(const Real effectiveTrialStress, const Real scalar) override;
  virtual Real computeDerivative(const Real effectiveTrialStress, const Real scalar) override;
 
  const Real _coefficient;
  const Real _n_exponent;
  const Real _m_exponent;
  const Real _activation_energy;
  const Real _gas_constant;
  const Real _start_time;
 
  Real _shear_modulus;
  Real _exponential;
  Real _expTime;
 
  MaterialProperty<SymmTensor> & _creep_strain;
  const MaterialProperty<SymmTensor> & _creep_strain_old;
 
private:
};