Terme_Source_Coriolis_VDF_Face.cpp

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#include <Terme_Source_Coriolis_VDF_Face.h>
#include <Domaine_VDF.h>
#include <Domaine_Cl_VDF.h>
#include <Neumann_sortie_libre.h>
#include <Dirichlet.h>
#include <Dirichlet_homogene.h>
#include <Symetrie.h>
#include <Periodique.h>
#include <Pb_Fluide_base.h>
#include <Navier_Stokes_std.h>
#include <Fluide_Dilatable_base.h>
 
// Added for compatibility with Quasi-Compressible
Implemente_instanciable(Terme_Source_Coriolis_QC_VDF_Face,"Coriolis_QC_VDF_Face",Terme_Source_Coriolis_VDF_Face);
//// printOn
//
Sortie& Terme_Source_Coriolis_QC_VDF_Face::printOn(Sortie& s ) const
{
  return s << que_suis_je() ;
}
//// readOn
//
Entree& Terme_Source_Coriolis_QC_VDF_Face::readOn(Entree& s )
{
  return Terme_Source_Coriolis_base::readOn(s);
}
 
 
 
 
Implemente_instanciable(Terme_Source_Coriolis_VDF_Face,"Coriolis_VDF_Face",Terme_Source_Coriolis_base);
 
//// printOn
//
 
Sortie& Terme_Source_Coriolis_VDF_Face::printOn(Sortie& s ) const
{
  return s << que_suis_je() ;
}
 
 
//// readOn
//
 
Entree& Terme_Source_Coriolis_VDF_Face::readOn(Entree& s )
{
  return Terme_Source_Coriolis_base::readOn(s);
}
 
void Terme_Source_Coriolis_VDF_Face::associer_pb(const Probleme_base& pb)
{
  if (sub_type(Pb_Fluide_base,pb))
    {
      const Navier_Stokes_std& eqn_th = ref_cast(Navier_Stokes_std,pb.equation(0));
      Terme_Source_Coriolis_base::associer_eqn(eqn_th);
    }
  else
    {
      Cerr << "Error for the method Terme_Source_Coriolis_VDF_Face::associer_pb" << finl;
      Cerr << "The source term "<<que_suis_je()<<" cannot be activated for the problem "<<pb.que_suis_je()<< finl;
      exit();
    }
 
  la_source.resize(0,dimension);
  le_dom_VDF->domaine().creer_tableau_elements(la_source);
}
 
 
void Terme_Source_Coriolis_VDF_Face::associer_domaines(const Domaine_dis_base& domaine_dis,
                                                       const Domaine_Cl_dis_base& domaine_Cl_dis)
{
  le_dom_VDF = ref_cast(Domaine_VDF, domaine_dis);
  le_dom_Cl_VDF = ref_cast(Domaine_Cl_VDF, domaine_Cl_dis);
 
}
 
 
void Terme_Source_Coriolis_VDF_Face::ajouter_blocs(matrices_t matrices, DoubleTab& secmem, const tabs_t& semi_impl) const
{
  const Domaine_VDF& domaine_VDF = le_dom_VDF.valeur();
  const Domaine_Cl_VDF& domaine_Cl_VDF = le_dom_Cl_VDF.valeur();
  const IntTab& face_voisins = domaine_VDF.face_voisins();
  const IntVect& orientation = domaine_VDF.orientation();
  const DoubleVect& porosite_surf = equation().milieu().porosite_face();
  const DoubleVect& volumes_entrelaces = domaine_VDF.volumes_entrelaces();
 
 
  int ndeb,nfin,ncomp,num_face,num_elem;
  double vol;
 
  calculer_force_de_Coriolis();
 
  // Loop over boundary conditions to process boundary faces
 
  for (int n_bord=0; n_bord<domaine_VDF.nb_front_Cl(); n_bord++)
    {
 
      // for each boundary condition, check its type
      // If Dirichlet or Symmetry face, do nothing
      // If Neumann face, compute the contribution to the source term
 
      const Cond_lim& la_cl = domaine_Cl_VDF.les_conditions_limites(n_bord);
 
      if (sub_type(Neumann_sortie_libre,la_cl.valeur()))
        {
 
          //          const Neumann_sortie_libre& la_cl_neumann = ref_cast(Neumann_sortie_libre,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 (num_face=ndeb; num_face<nfin; num_face++)
            {
              vol = volumes_entrelaces(num_face)*porosite_surf(num_face);
              ncomp = orientation(num_face);
 
              num_elem = face_voisins(num_face,0);
              if (num_elem == -1)
                num_elem = face_voisins(num_face,1);
 
              secmem(num_face)+= la_source(num_elem,ncomp)*vol;
            }
        }
 
      else if (sub_type(Symetrie,la_cl.valeur()))
        { /* Do nothing */}
      else if ( (sub_type(Dirichlet,la_cl.valeur()))
                ||
                (sub_type(Dirichlet_homogene,la_cl.valeur()))
              )
        { /* Do nothing */}
      else if (sub_type(Periodique,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 (num_face=ndeb; num_face<nfin; num_face++)
            {
              vol = volumes_entrelaces(num_face)*porosite_surf(num_face);
              ncomp = orientation(num_face);
 
              secmem(num_face)+= 0.5*(la_source(face_voisins(num_face,0),ncomp)
                                      +la_source(face_voisins(num_face,1),ncomp))*vol;
            }
        }
    }
 
  // Loop over internal faces
 
  ndeb = domaine_VDF.premiere_face_int();
  for (num_face =domaine_VDF.premiere_face_int(); num_face<domaine_VDF.nb_faces(); num_face++)
    {
      vol = volumes_entrelaces(num_face)*porosite_surf(num_face);
      ncomp = orientation(num_face);
      secmem(num_face)+= 0.5*(la_source(face_voisins(num_face,0),ncomp)+
                              la_source(face_voisins(num_face,1),ncomp))*vol;
    }
}
 
DoubleTab& Terme_Source_Coriolis_VDF_Face::calculer(DoubleTab& resu) const
{
  resu = 0;
  return ajouter(resu);
}
 
void Terme_Source_Coriolis_VDF_Face::calculer_force_de_Coriolis() const
{
  // Compute the Coriolis force per element (staggered mesh!)
  // Will be projected to faces in ajouter
  const Domaine_VDF& domaine_VDF = le_dom_VDF.valeur();
  const DoubleTab& vitesse = eq_hydraulique().inconnue().valeurs();
  //  int nb_faces = domaine_VDF.nb_faces();
  const int nb_elems = eq_hydraulique().domaine_dis().domaine().nb_elem();
  const IntTab& elem_faces = domaine_VDF.elem_faces();
  //  const IntTab& face_voisins = domaine_VDF.face_voisins();
  DoubleVect om = omega();
 
  int num_elem,i;
  DoubleVect vit(dimension);
 
  DoubleTab& la_source_ = ref_cast_non_const(DoubleTab, la_source);
 
  switch(dimension)
    {
    case 2:
      {
        for (num_elem=0; num_elem <nb_elems; num_elem++)
          {
            for (i=0; i<dimension; i++)
              vit[i] = 0.5*(vitesse(elem_faces(num_elem,i))+vitesse(elem_faces(num_elem,i+dimension)));
 
            la_source_(num_elem,0)= 2.*om(0)*vit[1];
            la_source_(num_elem,1)=-2.*om(0)*vit[0];
          }
        break;
      }
    case 3:
      {
        for (num_elem=0; num_elem <nb_elems; num_elem++)
          {
            for (i=0; i<dimension; i++)
              vit[i] = 0.5*(vitesse(elem_faces(num_elem,i))+vitesse(elem_faces(num_elem,i+dimension)));
 
            la_source_(num_elem,0)=-2.*(om(1)*vit[2]-om(2)*vit[1]);
            la_source_(num_elem,1)=-2.*(om(2)*vit[0]-om(0)*vit[2]);
            la_source_(num_elem,2)=-2.*(om(0)*vit[1]-om(1)*vit[0]);
          }
        break;
      }
    default:
      {
        Cerr << "To use the Coriolis force, the simulation must be 2D or 3D" << finl;
        exit();
      }
    }
 
  if (eq_hydraulique().milieu().que_suis_je()=="Fluide_Weakly_Compressible")
    {
      Cerr << "Terme_Source_Coriolis_VDF_Face is not yet tested for a Weakly Compressible fluid !" << finl;
      Cerr << "Contact the TRUST support if you want to use this source term." << finl;
      Process::exit();
    }
 
  // In Quasi-Compressible mode, the source term must be
  // multiplied by the density since the NS equation is written in this form.
  const Probleme_base& pb = eq_hydraulique().probleme();
  if(pb.is_dilatable())
    {
      const Fluide_Dilatable_base& le_fluide = ref_cast(Fluide_Dilatable_base,eq_hydraulique().milieu());
      const DoubleTab& tab_rho_elem = le_fluide.masse_volumique().valeurs();
      double rhoelem;
      for (num_elem=0; num_elem <nb_elems; num_elem++)
        {
          rhoelem=tab_rho_elem[num_elem];
          for (i=0; i<dimension; i++)
            la_source_(num_elem,i)*=rhoelem;
        }
    }
 
  la_source_.echange_espace_virtuel();
}