NSWeakStagnationBaseBC.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 "NSIntegratedBC.h"
 
// Forward Declarations
class NSWeakStagnationBaseBC;
 
// Specialization required of all user-level Moose objects
template <>
InputParameters validParams<NSWeakStagnationBaseBC>();
 
class NSWeakStagnationBaseBC : public NSIntegratedBC
{
public:
  // Constructor
  NSWeakStagnationBaseBC(const InputParameters & parameters);
 
  // Destructor, better be virtual
  virtual ~NSWeakStagnationBaseBC() {}
 
protected:
  // virtual Real computeQpResidual();
  // virtual Real computeQpJacobian();
  // virtual Real computeQpOffDiagJacobian(unsigned jvar);
 
  // Required parameters
  Real _stagnation_pressure;
  Real _stagnation_temperature;
 
  // Specified flow direction.  Should be the components of
  // a unit vector.  TODO: Test reading RealVectorValue objects
  // directly?
  Real _sx;
  Real _sy;
  Real _sz; // only required in 3D
 
  //
  // Helper functions...
  //
 
  // Given |u|, p_0, and T_0, compute static quantities.  Each
  // on depends on the previous, so it makes sense to compute them
  // all even if you don't need them all...
  void staticValues(Real & T_s, Real & p_s, Real & rho_s);
 
  // Nicer interface if you actually only want one of the static values.
  // Note that they will all still be computed!
  Real rhoStatic();
 
  // The velocity magnitude, squared
  Real velmag2();
 
  // The specified flow direction, s, dotted with the outward unit normal
  // normal vector
  Real sdotn();
};