Champ_front_contact_rayo_semi_transp_VEF.cpp

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#include <Champ_front_contact_rayo_semi_transp_VEF.h>
#include <Domaine_VEF.h>
#include <Schema_Temps_base.h>
#include <Pb_Couple_rayo_semi_transp.h>
#include <Pb_rayo_semi_transp.h>
 
Implemente_instanciable(Champ_front_contact_rayo_semi_transp_VEF, "Champ_front_contact_rayo_semi_transp_VEF", Champ_front_contact_VEF);
 
Sortie& Champ_front_contact_rayo_semi_transp_VEF::printOn(Sortie& os) const
{
  return os;
}
 
Entree& Champ_front_contact_rayo_semi_transp_VEF::readOn(Entree& is)
{
  fixer_nb_comp(1);
  return Champ_front_contact_VEF::readOn(is);
}
 
Champ_front_base& Champ_front_contact_rayo_semi_transp_VEF::affecter_(const Champ_front_base& ch)
{
  return *this;
}
 
void Champ_front_contact_rayo_semi_transp_VEF::mettre_a_jour(double temps)
{
  mettre_a_jour_flux_radiatif();
  calculer_temperature_bord(temps);
  verifier_scalaire_bord(temps);
}
 
int Champ_front_contact_rayo_semi_transp_VEF::initialiser(double temps, const Champ_Inc_base& inco)
{
  int nb_faces = frontiere_dis().frontiere().nb_faces();
  flux_radiatif_.resize(nb_faces);
  int ok = Champ_front_contact_VEF::initialiser(temps, inco);
  return ok;
}
 
void Champ_front_contact_rayo_semi_transp_VEF::mettre_a_jour_flux_radiatif()
{
 
  if (is_conduction)   // The pb_rayo is known by the other problem
    {
      const Champ_front_contact_rayo_semi_transp_VEF& ch_fr_rayo = ref_cast(Champ_front_contact_rayo_semi_transp_VEF, ch_fr_autre_pb.valeur());
      const DoubleTab& tab_fl_rad = ch_fr_rayo.pb_rayo_semi_transp().flux_radiatif(frontiere_dis().le_nom()).valeurs();
      // Fetch it from the other problem
      trace_face_raccord(fr_vf_autre_pb.valeur(), tab_fl_rad, flux_radiatif_);
    }
  else
    {
      int nb_faces = frontiere_dis().frontiere().nb_faces();
      const DoubleTab& tab_fl_rad = pb_rayo_semi_transp_->flux_radiatif(frontiere_dis().le_nom()).valeurs();
      for (int fac_front = 0; fac_front < nb_faces; fac_front++)
        flux_radiatif_(fac_front) = tab_fl_rad(fac_front, 0);
    }
}
 
void Champ_front_contact_rayo_semi_transp_VEF::calcul_grads_locaux(double temps)
{
  Champ_front_contact_VEF::calcul_grads_locaux(temps);
 
  // Computation of the damping coefficients
  calcul_coeff_amort();
}
 
void Champ_front_contact_rayo_semi_transp_VEF::calculer_temperature_bord(double temps)
{
  const Frontiere& la_front = la_frontiere_dis->frontiere();
  int nb_faces = la_front.nb_faces();
 
  // Retrieve the coefficients gradient_num_transf and gradient_fro_transf from the other problem
  DoubleVect gradient_num_transf_autre_pb(nb_faces);
  DoubleVect gradient_fro_transf_autre_pb(nb_faces);
  trace_face_raccord(fr_vf_autre_pb.valeur(), ch_fr_autre_pb->get_gradient_num_transf(), gradient_num_transf_autre_pb);
  trace_face_raccord(fr_vf_autre_pb.valeur(), ch_fr_autre_pb->get_gradient_fro_transf(), gradient_fro_transf_autre_pb);
  double signe = -1;
  gradient_num_transf_autre_pb *= signe;
  gradient_fro_transf_autre_pb *= signe;
 
  // Modify the gradients to account for the radiative flux
  modifie_gradients_pour_rayonnement(gradient_num_transf, gradient_num_transf_autre_pb);
 
  // Retrieve the arrays needed to compute omega, the damping factor
  DoubleVect coeff_amort_num_autre_pb(nb_faces);
  DoubleVect coeff_amort_denum_autre_pb(nb_faces);
  trace_face_raccord(fr_vf_autre_pb.valeur(), ch_fr_autre_pb->get_coeff_amort_num(), coeff_amort_num_autre_pb);
  trace_face_raccord(fr_vf_autre_pb.valeur(), ch_fr_autre_pb->get_coeff_amort_denum(), coeff_amort_denum_autre_pb);
 
  // Computation of the wall temperature
  DoubleTab& tab = valeurs_au_temps(temps);
  for (int fac_front = 0; fac_front < nb_faces; fac_front++)
    {
      // COMPUTATION OF THE DAMPING TERM
      Schema_Temps_base& sch = l_inconnue->equation().probleme().schema_temps();
      double dt = sch.pas_de_temps();
      double e = std::max(coeff_amort_num_autre_pb(fac_front), coeff_amort_num(fac_front));
      //      double e = coeff_amort_num_autre_pb(fac_front) + coeff_amort_num(fac_front);
      double omega = dt / (dt + e / (coeff_amort_denum_autre_pb(fac_front) + coeff_amort_denum(fac_front)));
      omega = 1.;
      // END OF DAMPING TERM COMPUTATION
      /*
       Cerr<<"omega = "<<omega<<finl;
       Cerr<<"gradient_num_local(fac_front) = "<<gradient_num_local(fac_front)<<finl;
       Cerr<<"gradient_num_transf_autre_pb(fac_front) = "<<gradient_num_transf_autre_pb(fac_front)<<finl;
       Cerr<<"gradient_fro_local(fac_front) = "<<gradient_fro_local(fac_front)<<finl;
       Cerr<<"gradient_fro_transf_autre_pb(fac_front) = "<<gradient_fro_transf_autre_pb(fac_front)<<finl;
       Cerr<<"flux_radiatif(fac_front) = "<<flux_radiatif(fac_front)<<finl;
       */
      double tab_past = tab(fac_front, 0);
 
      tab(fac_front, 0) = (gradient_num_local(fac_front) - gradient_num_transf_autre_pb(fac_front)) / (gradient_fro_transf_autre_pb(fac_front) - gradient_fro_local(fac_front));
 
      tab(fac_front, 0) = omega * tab(fac_front, 0) + (1 - omega) * tab_past;
    }
  tab.echange_espace_virtuel();
}
 
void Champ_front_contact_rayo_semi_transp_VEF::modifie_gradients_pour_rayonnement(DoubleVect& tab_gradient_num_transf, DoubleVect& gradient_num_transf_autre_pb)
{
  const Frontiere& la_front = la_frontiere_dis->frontiere();
  int nb_faces = la_front.nb_faces();
 
  if (is_conduction)
    {
      for (int fac_front = 0; fac_front < nb_faces; fac_front++)
        gradient_num_local(fac_front) = gradient_num_local(fac_front) + flux_radiatif_(fac_front);
    }
  else
    {
      for (int fac_front = 0; fac_front < nb_faces; fac_front++)
        gradient_num_transf_autre_pb(fac_front) = gradient_num_transf_autre_pb(fac_front) + flux_radiatif_(fac_front);
    }
}