Viscosite_turbulente_k_omega.h

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#ifndef Viscosite_turbulente_k_omega_included
#define Viscosite_turbulente_k_omega_included
#include <TRUSTTab.h>
#include <Viscosite_turbulente_base.h>
#include <Correlation_base.h>
 
/*! @brief classe Viscosite_turbulente_k_omega Turbulent viscosity for a "k-omega" model : nu_t = k / omega
 *
 *     (Energie_cinetique_turbulente / Echelle_temporelle_turbulente)
 *
 *
 */
class Viscosite_turbulente_k_omega : public Viscosite_turbulente_base
{
  Declare_instanciable(Viscosite_turbulente_k_omega);
public:
  void eddy_viscosity(DoubleTab& nu_t) const override;
  void reynolds_stress(DoubleTab& R_ij) const override;
  void k_over_eps(DoubleTab& k_sur_eps) const override;
  void eps(DoubleTab& eps) const override;
  inline double limiteur() const { return limiter_; };
  int gradu_required() const override { return 1; };
  void completer() override ;
  void mettre_a_jour(double) override; // to compute the SST blending function
 
  // for SST
  double blender(double const val1, double const val2) const;
 
private:
  double limiter_ = 0.01; // limiter gives a minimal value for the turbulent viscosity: nu_t = max(k / omega, 0.01 * limiter_)
  double sigma_ = 1.;
  double beta_k_ = 0.09;
  int    gas_turb_ = 0 ; // Si 0, pas de turbulence dans la phase gazeuse ; si 1, il y en a
  OWN_PTR(Correlation_base) correlation_; //correlation donnant le coeff de masse ajoutee
};
 
#endif