NSEnergyThermalFlux.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 "NSKernel.h"
#include "NSTemperatureDerivs.h"
 
// ForwardDeclarations
class NSEnergyThermalFlux;
 
template <>
InputParameters validParams<NSEnergyThermalFlux>();
 
class NSEnergyThermalFlux : public NSKernel
{
public:
  NSEnergyThermalFlux(const InputParameters & parameters);
 
protected:
  virtual Real computeQpResidual();
  virtual Real computeQpJacobian();
  virtual Real computeQpOffDiagJacobian(unsigned int jvar);
 
  // Gradients
  const VariableGradient & _grad_temp;
 
  // Material properties
  const MaterialProperty<Real> & _thermal_conductivity;
 
  // A helper object for computing temperature gradient and Hessians.
  // Constructed via a reference to ourself so we can access all of our data.
  NSTemperatureDerivs<NSEnergyThermalFlux> _temp_derivs;
 
  // Declare ourselves a friend to the helper class
  template <class U>
  friend class NSTemperatureDerivs;
 
private:
  // Computes the Jacobian value (on or off-diagonal) for
  // var_number, which has been mapped to
  // 0 = rho
  // 1 = rho*u
  // 2 = rho*v
  // 3 = rho*w
  // 4 = rho*E
  Real computeJacobianHelper_value(unsigned var_number);
 
  // Single vector to refer to all gradients.  We have to store
  // pointers since you can't have a vector<Foo&>.  Initialized in
  // the ctor.
  std::vector<const VariableGradient *> _gradU;
};