Source_Transport_K_Eps_VDF_Elem.cpp

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#include <Source_Transport_K_Eps_VDF_Elem.h>
#include <Modele_turbulence_hyd_K_Eps.h>
#include <VDF_discretisation.h>
#include <Schema_Temps_base.h>
#include <Milieu_base.h>
#include <TRUSTTrav.h>
 
Implemente_instanciable_sans_constructeur(Source_Transport_K_Eps_VDF_Elem,"Source_Transport_K_Eps_VDF_P0_VDF",Source_Transport_VDF_Elem_base);
 
Sortie& Source_Transport_K_Eps_VDF_Elem::printOn(Sortie& s) const { return s << que_suis_je() ; }
Entree& Source_Transport_K_Eps_VDF_Elem::readOn(Entree& is)
{
  Source_Transport_VDF_Elem_base::verifier_pb_keps(mon_equation->probleme(),que_suis_je());
  Source_Transport_VDF_Elem_base::readOn(is);
  discretiser();
  return is;
}
 
void Source_Transport_K_Eps_VDF_Elem::associer_pb(const Probleme_base& pb)
{
  Source_Transport_VDF_Elem_base::associer_pb(pb);
  mon_eq_transport_K_Eps = ref_cast(Transport_K_Eps,equation());
}
 
void Source_Transport_K_Eps_VDF_Elem::discretiser()
{
  assert(mon_equation);
  const Discretisation_base& dis = equation().discretisation();
 
  dis.discretiser_champ("champ_elem", equation().domaine_dis(), "production_k", "", 1, equation().schema_temps().temps_courant(), production_k_elem_);
  champs_compris_.ajoute_champ(production_k_elem_);
}
 
void Source_Transport_K_Eps_VDF_Elem::get_noms_champs_postraitables(Noms& nom,
                                                                    Option opt) const
{
  Source_Transport_VDF_Elem_base::get_noms_champs_postraitables(nom, opt);
  Noms noms_compris = champs_compris_.liste_noms_compris();
  noms_compris.add("production_k");
 
  if (opt == DESCRIPTION)
    Cerr << que_suis_je() << " : " << noms_compris << finl;
  else
    nom.add(noms_compris);
}
 
const DoubleTab& Source_Transport_K_Eps_VDF_Elem::get_visc_turb() const
{
  return mon_eq_transport_K_Eps->modele_turbulence().viscosite_turbulente().valeurs();
}
 
void Source_Transport_K_Eps_VDF_Elem::calculer_terme_production(const Champ_Face_VDF& vitesse, const DoubleTab& visco_turb, const DoubleTab& vit, DoubleVect& P,const bool& deactivate_production_limiter,const double& cst_production_limiter) const
{
  const DoubleTab& K_eps = mon_eq_transport_K_Eps->inconnue().valeurs();
  if (axi) calculer_terme_production_K_Axi(le_dom_VDF.valeur(),vitesse,P,K_eps,visco_turb);
  else calculer_terme_production_K(le_dom_VDF.valeur(),le_dom_Cl_VDF.valeur(),P,K_eps,vit,vitesse,visco_turb);
}
 
const OWN_PTR(Modele_Fonc_Bas_Reynolds_Base)& Source_Transport_K_Eps_VDF_Elem::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_VDF_Elem::calcul_D_E(const DoubleTab& vit, const DoubleTab& visco_turb, const Champ_Don_base& ch_visco_cin, DoubleTab& D, DoubleTab& E) 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);
  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);
}
 
void Source_Transport_K_Eps_VDF_Elem::calcul_F1_F2(const Champ_base& ch_visco_cin_ou_dyn, DoubleTab& P_tab, DoubleTab& D, DoubleTab& F1, DoubleTab& F2) const
{
  const DoubleTab& K_eps = mon_eq_transport_K_Eps->inconnue().valeurs();
  get_modele_fonc_bas_reyn()->Calcul_F1(F1,mon_eq_transport_K_Eps->domaine_dis(),mon_eq_transport_K_Eps->domaine_Cl_dis(), P_tab, 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);
}
 
void Source_Transport_K_Eps_VDF_Elem::fill_resu_bas_rey(const DoubleVect& P, const DoubleTab& D, const DoubleTab& E, const DoubleTab& F1, const DoubleTab& F2, DoubleTab& resu) const
{
  const DoubleVect& volumes = le_dom_VDF->volumes(), &porosite_vol = le_dom_Cl_VDF->equation().milieu().porosite_elem();
  const DoubleTab& K_eps = mon_eq_transport_K_Eps->inconnue().valeurs();
  for (int elem = 0; elem < le_dom_VDF->nb_elem(); elem++)
    {
      resu(elem,0) += (P(elem)-K_eps(elem,1)-D(elem))*volumes(elem)*porosite_vol(elem);
      resu(elem,1) += ((C1*P(elem)*F1(elem)- C2*F2(elem)*(K_eps(elem,1)))*K_eps(elem,1)/(K_eps(elem,0)+DMINFLOAT)+E(elem))*volumes(elem)*porosite_vol(elem);
    }
}
 
void Source_Transport_K_Eps_VDF_Elem::fill_resu(const DoubleVect& P, DoubleTab& resu) const
{
  const DoubleVect& volumes = le_dom_VDF->volumes(), &porosite_vol = le_dom_Cl_VDF->equation().milieu().porosite_elem();
  const DoubleTab& K_eps = mon_eq_transport_K_Eps->inconnue().valeurs();
  const double LeK_MIN = mon_eq_transport_K_Eps->modele_turbulence().get_K_MIN();
  DoubleTab& production_k_elem = ref_cast_non_const(DoubleTab,production_k_elem_->valeurs());
  for (int elem = 0; elem < le_dom_VDF->nb_elem(); elem++)
    {
      production_k_elem(elem)=P(elem);
      resu(elem,0) += (P(elem)-K_eps(elem,1))*volumes(elem)*porosite_vol(elem);
      if (K_eps(elem,0) >= LeK_MIN)
        resu(elem,1) += (C1*P(elem)- C2*K_eps(elem,1))*volumes(elem)*porosite_vol(elem)*K_eps(elem,1)/K_eps(elem,0);
    }
}
 
 
void Source_Transport_K_Eps_VDF_Elem::ajouter_blocs(matrices_t matrices, DoubleTab& secmem, const tabs_t& semi_impl) const
{
  Source_Transport_VDF_Elem_base::ajouter_keps(secmem);
 
  const std::string& nom_inco = equation().inconnue().le_nom().getString();
  Matrice_Morse* mat = matrices.count(nom_inco) ? matrices.at(nom_inco) : nullptr;
  if(!mat) return;
 
  const DoubleTab& val=equation().inconnue().valeurs();
  const DoubleVect& porosite = le_dom_Cl_VDF->equation().milieu().porosite_elem(), &volumes = le_dom_VDF->volumes();
  const int size=val.dimension(0);
  // on implicite le -eps et le -eps^2/k
  const OWN_PTR(Modele_Fonc_Bas_Reynolds_Base)& mon_modele_fonc=ref_cast(Modele_turbulence_hyd_K_Eps,mon_eq_transport_K_Eps->modele_turbulence()).associe_modele_fonction();
  const int is_modele_fonc=(bool(mon_modele_fonc));
  DoubleTab F2;
  if (is_modele_fonc)
    {
      DoubleTrav D(0);
      F2.resize(val.dimension_tot(0));
      const Domaine_dis_base& domaine_dis_keps =mon_eq_transport_K_Eps->domaine_dis();
      const Champ_base& ch_visco_cin_ou_dyn =ref_cast(Operateur_Diff_base, equation().operateur(0).l_op_base()).diffusivite();
      mon_modele_fonc->Calcul_F2(F2,D,domaine_dis_keps,val, ch_visco_cin_ou_dyn  );
    }
 
  for (int c=0; c<size; c++)
    {
      // -eps*vol  donne +vol dans la bonne case
      if (val(c,0)>DMINFLOAT)
        {
          double coef_k=porosite(c)*volumes(c)*val(c,1)/val(c,0);
          (*mat)(c*2,c*2)+=coef_k;
          double coef_eps=C2*coef_k;
          if (is_modele_fonc) coef_eps*=F2(c);
          (*mat)(c*2+1,c*2+1)+=coef_eps;
        }
    }
 
 
}