Echange_contact_rayo_transp_VDF.cpp

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#include <Echange_contact_rayo_transp_VDF.h>
#include <Modele_rayo_transp.h>
#include <Champ_front_uniforme.h>
#include <Champ_front_calc.h>
#include <Champ_Uniforme.h>
#include <Pb_Fluide_base.h>
#include <Domaine_VDF.h>
#include <Debog.h>
 
Implemente_instanciable(Echange_contact_rayo_transp_VDF, "Echange_contact_rayo_transp_VDF", Echange_contact_VDF);
 
Sortie& Echange_contact_rayo_transp_VDF::printOn(Sortie& is) const { return is; }
 
Entree& Echange_contact_rayo_transp_VDF::readOn(Entree& s) { return Echange_contact_VDF::readOn(s); }
 
int Echange_contact_rayo_transp_VDF::initialiser(double temps)
{
  assert (!le_modele_rayo_);
 
  // Retrieve the radiation model ... but we need the correct problem!
  // XXX not yet entered Echange_contact_VDF::initialiser ... so things must be done manually here ...
  const Probleme_base& this_pb = domaine_Cl_dis().equation().probleme();
  if (this_pb.milieu().is_rayo_transp()) // good, we are on the fluid side!!
    {
      assert (sub_type(Pb_Fluide_base, this_pb));
      le_modele_rayo_ =ref_cast(Pb_Fluide_base, this_pb).get_mod_rayo_transp();
    }
  else // the other problem!
    {
      // const Probleme_base& other_pb = ref_cast(Champ_front_calc, T_autre_pb()).inconnue().equation().probleme(); // encore tot deso ...
      const Probleme_base& other_pb = ref_cast(Probleme_base, Interprete::objet(nom_autre_pb_));
      if (other_pb.milieu().is_rayo_transp()) // fluid problem found!!
        {
          assert (sub_type(Pb_Fluide_base, other_pb));
          le_modele_rayo_ = ref_cast(Pb_Fluide_base, other_pb).get_mod_rayo_transp();
        }
      else
        {
          Cerr << finl << "Big issue in Echange_contact_rayo_transp_VDF::initialiser !!!" << finl;
          Cerr << "It seems that you defined a radiation contact BC between the boundaries " << frontiere_dis().frontiere().le_nom() << " and " << nom_bord << finl;
          Cerr << "of problems " << this_pb.le_nom() << " and " << nom_autre_pb_ << " , but neither is a fluid radiation problem !!!" << finl;
          Process::exit("Please fix your data file and use the classical paroi_contact BC for these boundaries ... \n");
        }
    }
 
  return Echange_contact_VDF::initialiser(temps);
}
 
void Echange_contact_rayo_transp_VDF::completer()
{
  Echange_contact_VDF::completer();
  preparer_surface(frontiere_dis(), domaine_Cl_dis());
 
  // Compute teta_i_ at time 0
  const Equation_base& mon_eqn = domaine_Cl_dis().equation();
  const DoubleTab& mon_inco = mon_eqn.inconnue().valeurs();
  const Domaine_VDF& ma_zvdf = ref_cast(Domaine_VDF, domaine_Cl_dis().domaine_dis());
  const Front_VF& ma_front_vf = ref_cast(Front_VF, frontiere_dis());
  const int ndeb = ma_front_vf.num_premiere_face();
  const int nb_faces_bord = ma_front_vf.nb_faces();
 
  for (int numfa = 0; numfa < nb_faces_bord; numfa++)
    {
      const int ind_fac = numfa + ndeb;
      int elem;
      if (ma_zvdf.face_voisins(ind_fac, 0) != -1)
        elem = ma_zvdf.face_voisins(ind_fac, 0);
      else
        elem = ma_zvdf.face_voisins(ind_fac, 1);
 
      teta_i_(numfa) = mon_inco(elem);
    }
  return;
}
 
void Echange_contact_rayo_transp_VDF::mettre_a_jour(double temps)
{
  //  Echange_contact_VDF::mettre_a_jour(temps);
  Champ_front_calc& ch = ref_cast(Champ_front_calc, T_autre_pb());
  const Milieu_base& le_milieu = ch.milieu();
  const int nb_comp = le_milieu.conductivite().nb_comp();
 
  if (num_premiere_face_dans_pb_fluide_ == -1)
    {
      Cerr << "end of construction in " << que_suis_je() << finl;
      T_autre_pb().associer_fr_dis_base(T_ext().frontiere_dis());
      // determine which is the fluid problem
      const Equation_base *eqn = nullptr;
      const Equation_base& mon_eqn = domaine_Cl_dis().equation();
 
      const Champ_front_calc& chcal = ref_cast(Champ_front_calc, T_autre_pb());
      const Equation_base& autre_eqn = chcal.inconnue().equation();
      int m = 0;
      if (mon_eqn.probleme().milieu().is_rayo_transp())
        {
          // we are on the fluid side
          eqn = &mon_eqn;
          m++;
        }
 
      if (autre_eqn.probleme().milieu().is_rayo_transp())
        {
          eqn = &autre_eqn;
          m++;
        }
 
      if (m != 1)
        {
          Cerr << "big problem in " << que_suis_je() << finl;
          Process::exit();
        }
 
      if (frontiere_dis().le_nom() != chcal.front_dis().le_nom())
        Process::exit("The boundary name must be the same for both domains at the raccord level");
 
      const Front_VF& frontvf = ref_cast(Front_VF, eqn->domaine_dis().frontiere_dis(frontiere_dis().le_nom()));
      num_premiere_face_dans_pb_fluide_ = frontvf.num_premiere_face();
      Domaine_dis_base& domaine_dis1 = domaine_Cl_dis().domaine_dis();
      Nom nom_racc1 = frontiere_dis().frontiere().le_nom();
      if (domaine_dis1.domaine().raccord(nom_racc1)->que_suis_je() != "Raccord_distant_homogene")
        verifier_correspondance();
    }
  else
    {
      // Process::exit();
    }
 
  T_autre_pb().mettre_a_jour(temps);
 
  assert(nb_comp == 1);
  int is_pb_fluide = 0;
 
  // WARNING: look at the equation to determine is_pb_fluide, which is needed for radiation
  DoubleTab& mon_h = h_imp_->valeurs();
  int opt = 0;
  assert(h_paroi != 0.);
  double invhparoi = 1. / h_paroi;
 
  calculer_h_autre_pb(autre_h, invhparoi, opt);
 
  calculer_h_mon_pb(mon_h, 0., opt);
 
  calculer_Teta_paroi(T_ext().valeurs_au_temps(temps), mon_h, autre_h, is_pb_fluide, temps);
 
  // Teta_paroi has been computed; now compute htot in himp (= mon_h)
 
  int taille = mon_h.dimension(0);
  for (int ii = 0; ii < taille; ii++)
    for (int jj = 0; jj < nb_comp; jj++)
      mon_h(ii, jj) = 1. / (1. / autre_h(ii, jj) + 1. / mon_h(ii, jj));
 
  Echange_global_impose::mettre_a_jour(temps);
}
 
void Echange_contact_rayo_transp_VDF::calculer_Teta_equiv(DoubleTab& Teta_eq, const DoubleTab& mon_h, const DoubleTab& lautre_h, int i, double temps)
{
  Cerr << "This path should not be taken: Echange_contact_rayo_transp_VDF::calculer_Teta_equiv " << __FILE__ << finl;
  Process::exit();
}
 
void Echange_contact_rayo_transp_VDF::calculer_Teta_paroi(DoubleTab& Teta_equiv, const DoubleTab& mon_h, const DoubleTab& lautre_h, int i, double temps)
{
  // i will be used in the radiation step
  //
  //mon_h(monT-Tw)=autre_h*(Tw-Tautre)
  // Tautre=Text;
  //  Tw=(autr_h*Tautre+mon_h*monT)/(autr_h+mon_h)
  const Equation_base& mon_eqn = domaine_Cl_dis().equation();
  const DoubleTab& mon_inco = mon_eqn.inconnue().valeurs();
  const Domaine_VDF& ma_zvdf = ref_cast(Domaine_VDF, domaine_Cl_dis().domaine_dis());
  const Front_VF& ma_front_vf = ref_cast(Front_VF, frontiere_dis());
 
  //DoubleTab& mon_h=h_imp_->valeurs();
  int ndeb = ma_front_vf.num_premiere_face();
  //int ndeb2 = l_autre_front_vf.num_premiere_face();
  int nb_faces_bord = ma_front_vf.nb_faces();
  int ind_fac, elem;
  //DoubleTab& Teta_i=T_ext().valeurs();
  //Teta_equiv.resize(nb_faces_bord,1);
  Modele_rayo_transp& modrayo = ref_cast(Modele_rayo_transp, le_modele_rayo_.valeur());
  if (modrayo.relaxation() == 0)
    alpha_ = 0;
 
  // The radiative flux must be traced in parallel for the solid problem
  Champ_front_calc& ch = ref_cast(Champ_front_calc, T_autre_pb());
  DoubleTab& t_autre = ch.valeurs_au_temps(temps);
  const Front_VF& autre_front_vf = ref_cast(Front_VF, ch.front_dis());
 
  int ispbfluide = mon_eqn.probleme().milieu().is_rayo_transp();
 
  const Front_VF& frontfluide = (ispbfluide ? ma_front_vf : autre_front_vf);
  int nb_faces_bord_fluide = frontfluide.nb_faces();
  DoubleVect flux_radia_fluide(nb_faces_bord_fluide);
  int ndebfluide = frontfluide.num_premiere_face();
  assert(ndebfluide == num_premiere_face_dans_pb_fluide_);
  for (int nfluide = 0; nfluide < nb_faces_bord_fluide; nfluide++)
    flux_radia_fluide(nfluide) = modrayo.flux_radiatif(nfluide + ndebfluide);
 
  DoubleVect fluxradia;
  Domaine_dis_base& domaine_dis1 = domaine_Cl_dis().domaine_dis();
  Nom nom_racc1 = frontiere_dis().frontiere().le_nom();
 
  if ((ispbfluide) || (domaine_dis1.domaine().raccord(nom_racc1)->que_suis_je() != "Raccord_distant_homogene"))
    fluxradia = flux_radia_fluide;
  else
    autre_front_vf.frontiere().trace_face_distant(flux_radia_fluide, fluxradia);
 
  for (int numfa = 0; numfa < nb_faces_bord; numfa++)
    {
      ind_fac = numfa + ndeb;
      if (ma_zvdf.face_voisins(ind_fac, 0) != -1)
        elem = ma_zvdf.face_voisins(ind_fac, 0);
      else
        elem = ma_zvdf.face_voisins(ind_fac, 1);
 
      double new_Teta_i = (mon_h(numfa, 0) * mon_inco(elem) + lautre_h(numfa, 0) * t_autre(numfa, 0) - fluxradia(numfa)) / (mon_h(numfa, 0) + lautre_h(numfa, 0));
 
      double tetisa = teta_i_(numfa);
 
      teta_i_(numfa) = (1 - alpha_) * new_Teta_i + alpha_ * teta_i_(numfa);
      Teta_equiv(numfa, 0) = (-mon_h(numfa, 0) * mon_inco(elem) + (lautre_h(numfa, 0) + mon_h(numfa, 0)) * teta_i(numfa)) / lautre_h(numfa, 0);
 
      if (teta_i_(numfa) <= 0)
        {
          Cerr << "Teta_equiv fin " << Teta_equiv(numfa, 0) << " Teta_i_old " << tetisa << " Teta_i " << teta_i_(numfa);
          Cerr << " Teta_equiv avt modif " << (mon_h(numfa, 0) * mon_inco(elem) + lautre_h(numfa, 0) * t_autre(numfa) - fluxradia(numfa)) / (mon_h(numfa, 0) + lautre_h(numfa, 0));
          Cerr << " h " << mon_h(numfa, 0) << " autreh " << lautre_h(numfa, 0) << " flux radia " << fluxradia(numfa);
          Cerr << " mon T " << mon_inco(elem) << " autre T " << t_autre(numfa) << finl;
          Process::exit();
        }
    }
  Debog::verifier("Teta_equiv dans Echange_contact_rayo_transp_VDF::calculer_Teta_paroi", Teta_equiv);
}
 
/////////////////////////////////////////////
 
Implemente_instanciable_sans_constructeur(Echange_contact_Rayo_transp_sans_relax_VDF, "Echange_contact_Rayo_transp_sans_relax_VDF", Echange_contact_rayo_transp_VDF);
 
Sortie& Echange_contact_Rayo_transp_sans_relax_VDF::printOn(Sortie& is) const
{
  return Echange_contact_rayo_transp_VDF::printOn(is);
}
 
Entree& Echange_contact_Rayo_transp_sans_relax_VDF::readOn(Entree& s)
{
  return Echange_contact_rayo_transp_VDF::readOn(s);
}
 
Echange_contact_Rayo_transp_sans_relax_VDF::Echange_contact_Rayo_transp_sans_relax_VDF()
{
  num_premiere_face_dans_pb_fluide_ = -1;
  alpha_ = 0;
}