Source_Transport_K_Eps_VEF_Face.cpp

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#include <TRUSTTabs_forward.h>
#include <Source_Transport_K_Eps_VEF_Face.h>
#include <Modele_turbulence_hyd_K_Eps.h>
#include <VEF_discretisation.h>
#include <Transport_K_Eps.h>
#include <Schema_Temps_base.h>
#include <Milieu_base.h>
#include <Domaine_VEF.h>
 
Implemente_instanciable_sans_constructeur(Source_Transport_K_Eps_VEF_Face,
                                          "Source_Transport_K_Eps_VEF_P1NC",
                                          Source_Transport_VEF_Face_base);
 
Sortie& Source_Transport_K_Eps_VEF_Face::printOn(Sortie& s) const
{
  return s << que_suis_je();
}
 
Entree& Source_Transport_K_Eps_VEF_Face::readOn(Entree& is)
{
  Source_Transport_VEF_Face_base::verifier_pb_keps(mon_equation->probleme(), que_suis_je());
  Source_Transport_VEF_Face_base::readOn(is);
  discretiser();
  return is;
}
 
void Source_Transport_K_Eps_VEF_Face::associer_pb(const Probleme_base& pb)
{
  Source_Transport_VEF_Face_base::associer_pb(pb);
  mon_eq_transport_K_Eps = ref_cast(Transport_K_Eps, equation());
}
 
void Source_Transport_K_Eps_VEF_Face::discretiser()
{
  assert(mon_equation);
  const Discretisation_base& dis = equation().discretisation();
  dis.discretiser_champ("champ_face", equation().domaine_dis(), "production_k", "",
                        1, equation().schema_temps().temps_courant(), production_k_face_);
  champs_compris_.ajoute_champ(production_k_face_);
}
 
void Source_Transport_K_Eps_VEF_Face::get_noms_champs_postraitables(Noms& nom,
                                                                    Option opt) const
{
  Source_Transport_VEF_Face_base::get_noms_champs_postraitables(nom, opt);
  Noms noms_compris = champs_compris_.liste_noms_compris();
 
  if (opt == DESCRIPTION)
    Cerr << que_suis_je() << " : " << noms_compris << finl;
  else
    nom.add(noms_compris);
}
 
const DoubleTab& Source_Transport_K_Eps_VEF_Face::get_visc_turb() const
{
  return mon_eq_transport_K_Eps->modele_turbulence().viscosite_turbulente().valeurs();
}
 
const DoubleTab& Source_Transport_K_Eps_VEF_Face::get_cisaillement_paroi() const
{
  const Modele_turbulence_hyd_K_Eps& mod  = ref_cast(Modele_turbulence_hyd_K_Eps, mon_eq_transport_K_Eps->modele_turbulence());
  return mod.loi_paroi().Cisaillement_paroi();
}
 
const DoubleTab& Source_Transport_K_Eps_VEF_Face::get_K_pour_production() const
{
  return mon_eq_transport_K_Eps->inconnue().valeurs();
}
 
const OWN_PTR(Modele_Fonc_Bas_Reynolds_Base)& Source_Transport_K_Eps_VEF_Face::get_modele_fonc_bas_reyn() const
{
  return ref_cast(Modele_turbulence_hyd_K_Eps,
                  mon_eq_transport_K_Eps->modele_turbulence()).associe_modele_fonction();
}
 
void Source_Transport_K_Eps_VEF_Face::calcul_tabs_bas_reyn(const DoubleTrav& P, const DoubleTab& vit, const DoubleTab& visco_turb, const Champ_Don_base& ch_visco_cin,
                                                           const Champ_base& ch_visco_cin_ou_dyn, DoubleTab& D, DoubleTab& E, DoubleTab& F1, DoubleTab& F2) const
{
  const DoubleTab& K_eps = mon_eq_transport_K_Eps->inconnue().valeurs();
  get_modele_fonc_bas_reyn()->Calcul_D(D, mon_eq_transport_K_Eps->domaine_dis(),
                                       mon_eq_transport_K_Eps->domaine_Cl_dis(),
                                       vit, K_eps, ch_visco_cin);
  D.echange_espace_virtuel();
 
  get_modele_fonc_bas_reyn()->Calcul_E(E, mon_eq_transport_K_Eps->domaine_dis(),
                                       mon_eq_transport_K_Eps->domaine_Cl_dis(),
                                       vit, K_eps, ch_visco_cin, visco_turb);
  E.echange_espace_virtuel();
 
  get_modele_fonc_bas_reyn()->Calcul_F1(F1, mon_eq_transport_K_Eps->domaine_dis(),
                                        mon_eq_transport_K_Eps->domaine_Cl_dis(),
                                        P, K_eps, ch_visco_cin_ou_dyn);
  get_modele_fonc_bas_reyn()->Calcul_F2(F2, D, mon_eq_transport_K_Eps->domaine_dis(),
                                        K_eps, ch_visco_cin_ou_dyn);
}
 
const Nom Source_Transport_K_Eps_VEF_Face::get_type_paroi() const
{
  const Modele_turbulence_hyd_K_Eps& mod  = ref_cast(Modele_turbulence_hyd_K_Eps,mon_eq_transport_K_Eps->modele_turbulence());
  return mod.loi_paroi().que_suis_je();
}
 
void Source_Transport_K_Eps_VEF_Face::calcul_tenseur_reyn(const DoubleTab& visco_turb,
                                                          const DoubleTab& gradient_elem,
                                                          DoubleTab& Re) const
{
  get_modele_fonc_bas_reyn()->calcul_tenseur_Re(visco_turb, gradient_elem, Re);
}
 
void Source_Transport_K_Eps_VEF_Face::fill_resu_bas_rey(const DoubleVect& tab_volumes_entrelaces,
                                                        const DoubleTrav& tab_prod, const DoubleTab& tab_D,
                                                        const DoubleTab& tab_E, const DoubleTab& tab_F1,
                                                        const DoubleTab& tab_F2, DoubleTab& tab_resu) const
{
  const double LeK_MIN = mon_eq_transport_K_Eps->modele_turbulence().get_K_MIN();
  const double _C1_ = C1;
  const double _C2_ = C2;
  CDoubleTabView K_eps = mon_eq_transport_K_Eps->inconnue().valeurs().view_ro();
  CDoubleArrView volumes_entrelaces = tab_volumes_entrelaces.view_ro();
  CDoubleArrView prod = static_cast<const ArrOfDouble&>(tab_prod).view_ro();
  CDoubleArrView D = static_cast<const ArrOfDouble&>(tab_D).view_ro();
  CDoubleArrView E = static_cast<const ArrOfDouble&>(tab_E).view_ro();
  CDoubleArrView F1 = static_cast<const ArrOfDouble&>(tab_F1).view_ro();
  CDoubleArrView F2 = static_cast<const ArrOfDouble&>(tab_F2).view_ro();
  DoubleTabView resu = tab_resu.view_rw();
  Kokkos::parallel_for(start_gpu_timer(__KERNEL_NAME__), le_dom_VEF->nb_faces(), KOKKOS_LAMBDA(const int fac)
  {
    const double tke = K_eps(fac, 0);
    const double eps = K_eps(fac, 1);
    resu(fac, 0) += (prod(fac) - eps - D(fac))*volumes_entrelaces(fac);
    if (tke >= LeK_MIN)
      resu(fac, 1) += ((_C1_*prod(fac)*F1(fac) - _C2_*eps*F2(fac))*eps/tke + E(fac))*volumes_entrelaces(fac);
  });
  end_gpu_timer(__KERNEL_NAME__);
}
 
void Source_Transport_K_Eps_VEF_Face::fill_resu(const DoubleVect& tab_volumes_entrelaces,
                                                const DoubleTrav& tab_prod, DoubleTab& tab_resu) const
{
  const double LeK_MIN = mon_eq_transport_K_Eps->modele_turbulence().get_K_MIN();
  const double _C1_ = C1;
  const double _C2_ = C2;
  CDoubleTabView K_eps = mon_eq_transport_K_Eps->inconnue().valeurs().view_ro();
  CDoubleArrView volumes_entrelaces = tab_volumes_entrelaces.view_ro();
  CDoubleArrView prod = static_cast<const ArrOfDouble&>(tab_prod).view_ro();
  DoubleArrView production_k_face = static_cast<ArrOfDouble&>(ref_cast_non_const(DoubleTab,production_k_face_->valeurs())).view_wo();
  DoubleTabView resu = tab_resu.view_rw();
  Kokkos::parallel_for(start_gpu_timer(__KERNEL_NAME__), le_dom_VEF->nb_faces(), KOKKOS_LAMBDA(const int fac)
  {
    const double tke = K_eps(fac, 0);
    const double eps = K_eps(fac, 1);
    production_k_face(fac)=prod(fac);
    resu(fac, 0) += (prod(fac) - eps)*volumes_entrelaces(fac);
    if (K_eps(fac, 0) >= LeK_MIN)
      resu(fac, 1) += (_C1_*prod(fac) - _C2_*eps)*eps/tke*volumes_entrelaces(fac);
  });
  end_gpu_timer(__KERNEL_NAME__);
}
 
DoubleTab& Source_Transport_K_Eps_VEF_Face::ajouter(DoubleTab& resu) const
{
  return Source_Transport_VEF_Face_base::ajouter_keps(resu);
}
 
void Source_Transport_K_Eps_VEF_Face::contribuer_a_avec(const DoubleTab& a,
                                                        Matrice_Morse& matrice_morse) const
{
  const double LeK_MIN = mon_eq_transport_K_Eps->modele_turbulence().get_K_MIN();
  const double _C2_ = C2;
  CDoubleArrView porosite_face = mon_eq_transport_K_Eps->milieu().porosite_face().view_ro();
  CDoubleArrView volumes_entrelaces = le_dom_VEF->volumes_entrelaces().view_ro();
  CDoubleTabView K_eps = mon_eq_transport_K_Eps->inconnue().valeurs().view_ro();
  Matrice_Morse_View matrice;
  matrice.set(matrice_morse);
  // on implicite le -eps et le -eps^2/k
  Kokkos::parallel_for(start_gpu_timer(__KERNEL_NAME__), K_eps.extent(0), KOKKOS_LAMBDA(const int face)
  {
    if (K_eps(face, 0) >= LeK_MIN) // -eps*vol  donne +vol dans la bonne case
      {
        const double tke = K_eps(face, 0);
        const double eps = K_eps(face, 1);
        const double volporo = porosite_face(face) * volumes_entrelaces(face);
 
        const double coef_k = eps / tke * volporo;
        matrice.add(face * 2, face * 2, coef_k);
 
        const double coef_eps = _C2_ * eps / tke * volporo;
        matrice.add(face * 2 + 1, face * 2 + 1, coef_eps);
      }
  });
  end_gpu_timer(__KERNEL_NAME__);
}