ADPowerLawCreepStressUpdate.h

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//* 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 "ADRadialReturnCreepStressUpdateBase.h"
 
template <ComputeStage compute_stage>
class ADPowerLawCreepStressUpdate;
 
declareADValidParams(ADPowerLawCreepStressUpdate);
 
template <ComputeStage compute_stage>
class ADPowerLawCreepStressUpdate : public ADRadialReturnCreepStressUpdateBase<compute_stage>
{
public:
  static InputParameters validParams();
 
  ADPowerLawCreepStressUpdate<compute_stage>(const InputParameters & parameters);
 
protected:
  virtual void computeStressInitialize(const ADReal & effective_trial_stress,
                                       const ADRankFourTensor & elasticity_tensor) override;
  virtual ADReal computeResidual(const ADReal & effective_trial_stress,
                                 const ADReal & scalar) override;
  virtual ADReal computeDerivative(const ADReal & effective_trial_stress,
                                   const ADReal & scalar) override;
 
  const ADVariableValue * _temperature;
 
  const Real _coefficient;
 
  const Real _n_exponent;
 
  const Real _m_exponent;
 
  const Real _activation_energy;
 
  const Real _gas_constant;
 
  const Real _start_time;
 
  ADReal _exponential;
 
  Real _exp_time;
 
  usingRadialReturnCreepStressUpdateBaseMembers;
};