Convection_Diffusion_Espece_Multi_QC.cpp

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#include <Convection_Diffusion_Espece_Multi_QC.h>
#include <Navier_Stokes_Turbulent_QC.h>
#include <Fluide_Quasi_Compressible.h>
#include <Neumann_sortie_libre.h>
#include <Loi_Etat_Multi_GP_QC.h>
#include <Discretisation_base.h>
#include <Navier_Stokes_QC.h>
#include <Probleme_base.h>
#include <Dirichlet.h>
#include <TRUSTTrav.h>
#include <EChaine.h>
#include <Param.h>
#include <Perf_counters.h>
 
Implemente_instanciable(Convection_Diffusion_Espece_Multi_QC,"Convection_Diffusion_Espece_Multi_QC",Convection_Diffusion_Espece_Multi_base);
// XD convection_diffusion_espece_multi_QC eqn_base convection_diffusion_espece_multi_QC INHERITS_BRACE Species
// XD_CONT conservation equation for a multi-species quasi-compressible fluid.
 
Sortie& Convection_Diffusion_Espece_Multi_QC::printOn(Sortie& is) const
{
  return Convection_Diffusion_Espece_Multi_base::printOn(is);
}
 
Entree& Convection_Diffusion_Espece_Multi_QC::readOn(Entree& is)
{
  return Convection_Diffusion_Espece_Multi_base::readOn(is);
}
 
void Convection_Diffusion_Espece_Multi_QC::set_param(Param& param) const
{
  Convection_Diffusion_Espece_Multi_base::set_param(param);
  param.ajouter("espece",&mon_espece_); // XD_ADD_P espece
  // XD_CONT Assosciate a species (with its properties) to the equation
}
 
int Convection_Diffusion_Espece_Multi_QC::lire_motcle_non_standard(const Motcle& mot, Entree& is)
{
  if (mot=="diffusion")
    {
      Cerr << "Reading and typing of the diffusion operator : " << finl;
      //associate mu_sur_Sc in the diffusivity
      terme_diffusif.associer_diffusivite(diffusivite_pour_transport());
      ref_cast_non_const(Champ_base,terme_diffusif.diffusivite()).nommer("mu_sur_Schmidt");
      is >> terme_diffusif;
      // Must call associer_diffusivite_pour_pas_de_temps
      terme_diffusif.associer_diffusivite_pour_pas_de_temps(diffusivite_pour_pas_de_temps());
      return 1;
    }
  else if (mot=="convection")
    {
      const Probleme_base& pb = probleme();
      const Champ_Inc_base& vit_transportante = (pb.que_suis_je() == "Pb_Thermohydraulique_Especes_Turbulent_QC") ? ref_cast(Navier_Stokes_Turbulent_QC,pb.equation(0)).rho_la_vitesse() :
                                                ref_cast(Navier_Stokes_QC,pb.equation(0)).rho_la_vitesse();
      associer_vitesse(vit_transportante);
      terme_convectif.associer_vitesse(vit_transportante);
      is >> terme_convectif;
      terme_convectif.associer_vitesse(vit_transportante);
      return 1;
    }
  else
    return Convection_Diffusion_Espece_Fluide_Dilatable_base::lire_motcle_non_standard(mot,is);
}
 
const Champ_base& Convection_Diffusion_Espece_Multi_QC::diffusivite_pour_pas_de_temps() const
{
  // TODO : FIXME : currently passing mu_sur_Schmidt as parameter; should be replaced by nu_sur_Schmidt
  return le_fluide->mu_sur_Schmidt();
}
 
/*! @brief Associe l inconnue de l equation a la loi d etat,
 *
 */
void Convection_Diffusion_Espece_Multi_QC::completer()
{
  Convection_Diffusion_Espece_Multi_base::completer();
  Fluide_Quasi_Compressible& le_fluideQC = ref_cast(Fluide_Quasi_Compressible, fluide());
  Loi_Etat_Multi_GP_QC& loi_etat = ref_cast_non_const(Loi_Etat_Multi_GP_QC, le_fluideQC.loi_etat().valeur());
  loi_etat.associer_inconnue(l_inco_ch.valeur());
  loi_etat.associer_espece(*this);
 
  // fill the modified boundary condition domain with 1 everywhere at the boundary...
  zcl_modif_ = domaine_Cl_dis();
 
  Conds_lim& condlims = zcl_modif_->les_conditions_limites();
  int nb = condlims.size();
  for (int i = 0; i < nb; i++)
    {
      // for each boundary condition we retrieve the front field and set it to 1 even if the BC is a flux (in that case convection will remain zero)
      if (sub_type(Neumann_sortie_libre, condlims[i].valeur()))
        {
          ref_cast(Neumann_sortie_libre,condlims[i].valeur()).tab_ext() = 1;
        }
      if (sub_type(Dirichlet, condlims[i].valeur()))
        {
          const Frontiere_dis_base& frdis = condlims[i]->frontiere_dis();
          EChaine toto(" Champ_front_uniforme 1 1");
          toto >> condlims[i].valeur();
          condlims[i]->associer_fr_dis_base(frdis);
        }
      DoubleTab& T = condlims[i]->champ_front().valeurs();
      T = 1.;
    }
}
 
/*! @brief Renvoie la derivee en temps de l'inconnue de l'equation.
 *
 * Le calcul est le suivant:
 *          d(inconnue)/dt = M^{-1} * (sources - somme(Op_{i}(inconnue))) / rho
 *
 * @param (DoubleTab& derivee) le tableau des valeurs de la derivee en temps du champ inconnu
 * @return (DoubleTab&) le tableau des valeurs de la derivee en temps du champ inconnu
 */
DoubleTab& Convection_Diffusion_Espece_Multi_QC::derivee_en_temps_inco(DoubleTab& derivee)
{
  derivee = 0;
 
  les_sources.ajouter(derivee);
  solveur_masse->appliquer(derivee);
  DoubleTrav derivee_bis(derivee);
 
  // first subtract phi*div(1 U)
  const DoubleTab& frac_mass = inconnue().valeurs();
 
  Convection_Diffusion_Fluide_Dilatable_Proto::calculer_div_rho_u_impl(derivee_bis,*this);
 
  int n = frac_mass.dimension_tot(0);
  for (int i = 0; i < n; i++)
    derivee_bis(i) = -derivee_bis(i) * frac_mass(i);
 
  // suite + standard
  operateur(1).ajouter(derivee_bis);
  operateur(0).ajouter(derivee_bis);
 
  solveur_masse->set_name_of_coefficient_temporel("masse_volumique");
  solveur_masse->appliquer(derivee_bis);
  solveur_masse->set_name_of_coefficient_temporel("no_coeff");
  derivee += derivee_bis;
  return derivee;
}
 
void Convection_Diffusion_Espece_Multi_QC::assembler(Matrice_Morse& matrice, const DoubleTab& inco, DoubleTab& resu)
{
  resu = 0;
  const auto& tab1 = matrice.get_tab1();
  auto& coeff = matrice.get_set_coeff();
 
  const DoubleTab& rho = get_champ("masse_volumique").valeurs();
  operateur(0).l_op_base().contribuer_a_avec(inco, matrice);
  operateur(0).ajouter(resu);
  int ndl = rho.dimension(0);
 
  // subtract Divu1 *inco
  DoubleTrav divu1(inco);
  Convection_Diffusion_Fluide_Dilatable_Proto::calculer_div_rho_u_impl(divu1,*this);
 
  // add convection
  operateur(1).l_op_base().contribuer_a_avec(inco, matrice);
  operateur(1).ajouter(resu);
 
  for (int i = 0; i < ndl; i++)
    {
      resu(i) -= divu1(i) * inco(i);
      matrice(i, i) += divu1(i);
    }
  // divide each row by rho
  for (int som = 0; som < ndl; som++)
    {
      double inv_rho = 1 / rho(som);
      for (auto k = tab1(som) - 1; k < tab1(som + 1) - 1; k++)
        coeff(k) *= inv_rho;
      resu(som) *= inv_rho;
    }
 
  les_sources.contribuer_a_avec(inco, matrice);
  les_sources.ajouter(resu);
 
  int test_op = 0;
  {
    char *theValue = getenv("TRUST_TEST_OPERATEUR_IMPLICITE_BLOQUANT");
    if (theValue != nullptr)
      test_op = 1;
  }
 
  if (test_op)
    {
      DoubleTab test(resu);
      DoubleTab test2(resu);
      DoubleTrav resu2(resu);
      derivee_en_temps_inco(resu2);
      solveur_masse->appliquer(test2);
      resu2 -= test2;
      Cerr << " here " << mp_max_abs_vect(resu2) << finl;
      matrice.ajouter_multvect(inco, test);
      solveur_masse->appliquer(test);
      const double max_test = mp_max_abs_vect(test);
      Cerr << "iii " << max_test << finl;
 
      if (max_test > 0)
        {
 
          for (int i = 0; i < resu.size(); i++)
            if (std::fabs(test(i)) > 1e-5)
              Cerr << i << " " << test(i) << finl;
          Process::exit();
        }
    }
  matrice.ajouter_multvect(inco, resu);
}
 
void Convection_Diffusion_Espece_Multi_QC::assembler_blocs_avec_inertie(matrices_t matrices, DoubleTab& secmem, const tabs_t& semi_impl)
{
  statistics().begin_count(STD_COUNTERS::ajouter_blocs,statistics().get_last_opened_counter_level()+1);
  const std::string& nom_inco = inconnue().le_nom().getString();
  const DoubleTab& inco = inconnue().valeurs();
  Matrice_Morse *mat = matrices.count(nom_inco) ? matrices.at(nom_inco) : nullptr;
 
  secmem = 0;
  const auto& tab1 = mat->get_tab1();
 
  auto& coeff = mat->get_set_coeff();
 
  const DoubleTab& rho = get_champ("masse_volumique").valeurs();
  operateur(0).l_op_base().ajouter_blocs(matrices, secmem, semi_impl);
 
  int ndl = rho.dimension(0);
  // divide each row by rho
  for (int som = 0; som < ndl; som++)
    {
      double inv_rho = 1 / rho(som);
      for (auto k = tab1(som) - 1; k < tab1(som + 1) - 1; k++)
        coeff(k) *= inv_rho;
      secmem(som) *= inv_rho;
    }
 
  // add convection
  operateur(1).l_op_base().ajouter_blocs(matrices, secmem, semi_impl);
 
  // subtract Divu1 *inco
  DoubleTrav divu1(inco);
  Convection_Diffusion_Fluide_Dilatable_Proto::calculer_div_rho_u_impl(divu1,*this);
 
  for (int i = 0; i < ndl; i++)
    {
      secmem(i) -= divu1(i) * inco(i);
      if (mat)
        (*mat)(i, i) += divu1(i);
    }
  statistics().end_count(STD_COUNTERS::ajouter_blocs);
 
  statistics().begin_count(STD_COUNTERS::source_terms,statistics().get_last_opened_counter_level()+1);
  for (int i = 0; i < sources().size(); i++)
    sources()(i)->ajouter_blocs(matrices, secmem, semi_impl);
  statistics().end_count(STD_COUNTERS::source_terms);
 
  statistics().begin_count(STD_COUNTERS::ajouter_blocs,statistics().get_last_opened_counter_level()+1);
  if (mat)
    mat->ajouter_multvect(inco, secmem);
 
  schema_temps().ajouter_blocs(matrices, secmem, *this);
 
  if (!discretisation().is_poly_family())
    modifier_pour_Cl(*mat, secmem);
 
  statistics().end_count(STD_COUNTERS::ajouter_blocs);
}