Viscosite_turbulente_WIT.cpp

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#include <Viscosite_turbulente_WIT.h>
#include <Param.h>
#include <Probleme_base.h>
#include <Champ_base.h>
#include <TRUSTTab_parts.h>
 
Implemente_instanciable(Viscosite_turbulente_WIT, "Viscosite_turbulente_WIT", Viscosite_turbulente_base);
 
Sortie& Viscosite_turbulente_WIT::printOn(Sortie& os) const
{
  return os;
}
 
Entree& Viscosite_turbulente_WIT::readOn(Entree& is)
{
  Param param(que_suis_je());
  param.ajouter("limiter|limiteur", &limiter_);
  param.lire_avec_accolades_depuis(is);
  return is;
}
 
void Viscosite_turbulente_WIT::eddy_viscosity(DoubleTab& nu_t) const
{
  nu_t = 0; // no eddy viscosity here ; use ggdh for diffusion
}
 
void Viscosite_turbulente_WIT::reynolds_stress(DoubleTab& R_ij) const // Renvoie <u_i'u_j'>
{
  const DoubleTab& tab_k_WIT = pb_->get_champ("k_WIT").passe();
 
  const int D = dimension;
  const int N = R_ij.dimension(1);
  if (N != 2)
    Process::exit("WIT only works when there are 2 phases");
 
  for (int i = 0; i < R_ij.dimension(0); i++)
    for (int d = 0; d < D; d++)
      for (int db = 0; db < D; db++) //on ne remplit que les phases concernees par k
        {
          R_ij(i, 1, d, db) = 0 ; // No WIT for gas phase
          R_ij(i, 0, d, db) = 2./3. * (db == d ? 1 : 0) * tab_k_WIT(i, 0);
        }
}
 
void Viscosite_turbulente_WIT::k_over_eps(DoubleTab& k_sur_eps) const
{
  k_sur_eps =  0;
}
 
void Viscosite_turbulente_WIT::eps(DoubleTab& eps_) const
{
  eps_ =  0;
}