Paroi_negligeable_VDF.cpp

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#include <Paroi_negligeable_VDF.h>
#include <Dirichlet_paroi_fixe.h>
#include <Modele_turbulence_hyd_base.h>
 
#include <Champ_Face_VDF.h>
#include <Champ_Uniforme.h>
#include <Domaine_Cl_VDF.h>
#include <Equation_base.h>
#include <distances_VDF.h>
#include <Fluide_base.h>
 
Implemente_instanciable_sans_constructeur(Paroi_negligeable_VDF, "negligeable_VDF", Paroi_hyd_base_VDF);
 
Sortie& Paroi_negligeable_VDF::printOn(Sortie& s) const { return s << que_suis_je() << " " << le_nom(); }
 
Entree& Paroi_negligeable_VDF::readOn(Entree& s) { return s; }
 
int Paroi_negligeable_VDF::init_lois_paroi()
{
  init_lois_paroi_();
  return 1;
}
 
int Paroi_negligeable_VDF::calculer_hyd(DoubleTab& tab_k_eps)
{
  const Equation_base& eqn_hydr = mon_modele_turb_hyd->equation();
  if (sub_type(Fluide_base, eqn_hydr.milieu()))
    {
      int ndeb, nfin, elem, ori, l_unif;
      double norm_tau, u_etoile, norm_v = 0, dist, val0, val1, val2, d_visco = 0, visco = 1.;
 
      const Domaine_VDF& domaine_VDF = ref_cast(Domaine_VDF, le_dom_dis_.valeur());
      const IntTab& face_voisins = domaine_VDF.face_voisins();
      const IntVect& orientation = domaine_VDF.orientation();
      const Fluide_base& le_fluide = ref_cast(Fluide_base, eqn_hydr.milieu());
      const Champ_Don_base& ch_visco_cin = le_fluide.viscosite_cinematique();
      const DoubleTab& tab_visco = ch_visco_cin.valeurs();
      const DoubleTab& vit = eqn_hydr.inconnue().valeurs();
 
      if (sub_type(Champ_Uniforme, ch_visco_cin))
        {
          visco = tab_visco(0, 0);
          l_unif = 1;
        }
      else
        l_unif = 0;
 
      for (int n_bord = 0; n_bord < domaine_VDF.nb_front_Cl(); n_bord++)
        {
          const Cond_lim& la_cl = le_dom_Cl_dis_->les_conditions_limites(n_bord);
 
          if (sub_type(Dirichlet_paroi_fixe, la_cl.valeur()))
            {
              const Front_VF& le_bord = ref_cast(Front_VF, la_cl->frontiere_dis());
              ndeb = le_bord.num_premiere_face();
              nfin = ndeb + le_bord.nb_faces();
 
              for (int num_face = ndeb; num_face < nfin; num_face++)
                {
 
                  if (face_voisins(num_face, 0) != -1)
                    elem = face_voisins(num_face, 0);
                  else
                    elem = face_voisins(num_face, 1);
 
                  if (dimension == 2)
                    {
                      ori = orientation(num_face);
                      norm_v = norm_2D_vit(vit, elem, ori, domaine_VDF, val0);
                    }
                  else if (dimension == 3)
                    {
                      ori = orientation(num_face);
                      norm_v = norm_3D_vit(vit, elem, ori, domaine_VDF, val1, val2);
                    }
 
                  if (axi)
                    dist = domaine_VDF.dist_norm_bord_axi(num_face);
                  else
                    dist = domaine_VDF.dist_norm_bord(num_face);
                  if (l_unif)
                    d_visco = visco;
                  else
                    d_visco = tab_visco[elem];
 
                  norm_tau = d_visco * norm_v / dist;
                  u_etoile = sqrt(norm_tau);
                  tab_u_star_(num_face) = u_etoile;
 
                } // loop on faces
 
            } // Fin paroi fixe
 
        } // Fin boucle sur les bords
 
    }
  return 1;
}
 
int Paroi_negligeable_VDF::calculer_hyd(DoubleTab& tab_nu_t, DoubleTab& tab_k)
{
  const Equation_base& eqn_hydr = mon_modele_turb_hyd->equation();
  if (sub_type(Fluide_base, eqn_hydr.milieu()))
    {
      int ndeb, nfin, elem, ori, l_unif;
      double norm_tau, u_etoile, norm_v = 0, dist, val0, val1, val2, d_visco = 0, visco = 1.;
 
      const Domaine_VDF& domaine_VDF = ref_cast(Domaine_VDF, le_dom_dis_.valeur());
      const IntTab& face_voisins = domaine_VDF.face_voisins();
      const IntVect& orientation = domaine_VDF.orientation();
      const Fluide_base& le_fluide = ref_cast(Fluide_base, eqn_hydr.milieu());
      const Champ_Don_base& ch_visco_cin = le_fluide.viscosite_cinematique();
      const DoubleTab& tab_visco = ch_visco_cin.valeurs();
      const DoubleTab& vit = eqn_hydr.inconnue().valeurs();
 
      if (sub_type(Champ_Uniforme, ch_visco_cin))
        {
          visco = tab_visco(0, 0);
          l_unif = 1;
        }
      else
        l_unif = 0;
 
      for (int n_bord = 0; n_bord < domaine_VDF.nb_front_Cl(); n_bord++)
        {
          const Cond_lim& la_cl = le_dom_Cl_dis_->les_conditions_limites(n_bord);
 
          if (sub_type(Dirichlet_paroi_fixe, la_cl.valeur()))
            {
              const Front_VF& le_bord = ref_cast(Front_VF, la_cl->frontiere_dis());
              ndeb = le_bord.num_premiere_face();
              nfin = ndeb + le_bord.nb_faces();
 
              for (int num_face = ndeb; num_face < nfin; num_face++)
                {
 
                  if (face_voisins(num_face, 0) != -1)
                    elem = face_voisins(num_face, 0);
                  else
                    elem = face_voisins(num_face, 1);
 
                  if (dimension == 2)
                    {
                      ori = orientation(num_face);
                      norm_v = norm_2D_vit(vit, elem, ori, domaine_VDF, val0);
                    }
                  else if (dimension == 3)
                    {
                      ori = orientation(num_face);
                      norm_v = norm_3D_vit(vit, elem, ori, domaine_VDF, val1, val2);
                    }
 
                  if (axi)
                    dist = domaine_VDF.dist_norm_bord_axi(num_face);
                  else
                    dist = domaine_VDF.dist_norm_bord(num_face);
                  if (l_unif)
                    d_visco = visco;
                  else
                    d_visco = tab_visco[elem];
 
                  norm_tau = d_visco * norm_v / dist;
                  u_etoile = sqrt(norm_tau);
                  tab_u_star_(num_face) = u_etoile;
 
                } // loop on faces
 
            } // Fin paroi fixe
 
        } // Fin boucle sur les bords
 
    }
  return 1;
}
 
int Paroi_negligeable_VDF::calculer_hyd_BiK(DoubleTab& tab_k, DoubleTab& tab_eps)
{
  return calculer_hyd(tab_k); // the value in argument is not used anyway
}
 
bool Paroi_negligeable_VDF::use_shear() const
{
  return false;
}
 
int Paroi_negligeable_VDF::calculer_scal(Champ_Fonc_base&)
{
  return 1;
}