GeneralizedKelvinVoigtBase.h

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//* This file is part of the MOOSE framework
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//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
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//* Licensed under LGPL 2.1, please see LICENSE for details
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#pragma once
 
#include "LinearViscoelasticityBase.h"
 
class GeneralizedKelvinVoigtBase : public LinearViscoelasticityBase
{
public:
  static InputParameters validParams();
 
  GeneralizedKelvinVoigtBase(const InputParameters & parameters);
 
protected:
  virtual void declareViscoelasticProperties() override;
  virtual void computeQpApparentElasticityTensors() final;
  virtual void computeQpApparentCreepStrain() final;
  virtual void updateQpViscousStrains() final;
 
  const MaterialProperty<RankFourTensor> & _first_elasticity_tensor_old;
  const MaterialProperty<RankFourTensor> * _longterm_elasticity_tensor_inv_old;
};