Transport_turbulent_GGDH_WIT.h

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#ifndef Transport_turbulent_GGDH_WIT_included
#define Transport_turbulent_GGDH_WIT_included
#include <TRUSTTab.h>
#include <Transport_turbulent_base.h>
 
/*! @brief classe Transport_turbulent_GGDH_WIT Transport turbulent de type GGDH pour l'equation sur WIT:
 *
 *     < u'_i theta'> = - C_s * temps caract * <u'_i u'_j> * d_j theta
 *
 *
 */
class Transport_turbulent_GGDH_WIT : public Transport_turbulent_base
{
  Declare_instanciable(Transport_turbulent_GGDH_WIT);
public:
  virtual int dimension_min_nu() const override
  {
    return dimension * dimension; //anisotrope complet!
  }
  virtual int gradu_required() const override
  {
    return 1; /* on a besoin de grad u */
  };
  virtual void modifier_mu(const Convection_Diffusion_std& eq, const Viscosite_turbulente_base& visc_turb, DoubleTab& nu) const override;
private:
  double delta_ = 1.3 ; // rapport volume perturbe par la bulle / volume de la bulle
  double gamma_ = 1. ; //rapport d'aspect des bulles
  double limiteur_alpha_ = 1e-6;
  double C_s_ = -1.;
};
 
#endif