Mod_echelle_cv_naturelle.cpp

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#include <Mod_echelle_cv_naturelle.h>
#include <EFichier.h>
#include <SFichier.h>
#include <Fluide_Incompressible.h>
 
 
Implemente_instanciable(Mod_echelle_cv_naturelle,"Mod_echelle_convection_naturelle",Mod_echelle_LRM_base);
 
//     printOn()
/////
 
Sortie& Mod_echelle_cv_naturelle::printOn(Sortie& os) const
{
  return os << que_suis_je() << " " << le_nom();
}
 
//// readOn
//
 
Entree& Mod_echelle_cv_naturelle::readOn(Entree& is)
{
 
  return is;
 
 
}
 
 
double Mod_echelle_cv_naturelle::calculer_vv_bar(double y, double k, double u, double visco_cin)
{
 
  //Attention : vv_bar est calcule en y pour ParoiVDF_LRM et en yc pour Diffu_k !
  //Dans Mod_echelle_LRM il est calcule par defaut en y et donc a interpoler pour Diffu_k.
 
  double  y_star,vv_bar;
  y_star=y*sqrt(k)/visco_cin;
  vv_bar=k*(7.19*1.e-3*y_star-4.33*1.e-5*y_star*y_star+8.8*1.e-8*y_star*y_star*y_star);//convection naturelle
  return vv_bar;
 
}
 
 
double Mod_echelle_cv_naturelle::calculer_l_eps(double y, double k, double u, double visco_cin)
{
 
  //l_eps est calcule en y
 
  double  y_nu, l_eps, vv_bar;
 
  vv_bar=calculer_vv_bar(y, k, u, visco_cin);
  y_nu=y*sqrt(vv_bar)/visco_cin;
  l_eps=(8.8*y)/(1+(10/y_nu)+5.15*1.e-2*y_nu);
 
  return l_eps;
 
}
 
double Mod_echelle_cv_naturelle::calculer_l_mu(double y, double k, double u, double visco_cin)
{
 
  //l_mu est calcule en yc
 
  double y_nu, l_mu, vv_bar;
 
  vv_bar=calculer_vv_bar(y, k, u, visco_cin);
  y_nu=y*sqrt(vv_bar)/visco_cin;
  l_mu=(0.544*y)/(1+5.025*1.e-4*pow(y_nu,1.65));
 
  return l_mu;
 
}