Production_energie_cin_turb_PolyMAC_MPFA.cpp

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#include <Production_energie_cin_turb_PolyMAC_MPFA.h>
 
#include <Op_Diff_Turbulent_PolyMAC_MPFA_Face.h>
#include <Dissipation_type_helpers.h>
#include <Viscosite_turbulente_base.h>
#include <Domaine_PolyMAC_MPFA.h>
#include <Navier_Stokes_std.h>
#include <Pb_Multiphase.h>
 
Implemente_instanciable(Production_energie_cin_turb_PolyMAC_MPFA,"Production_energie_cin_turb_Elem_PolyMAC_MPFA", Source_Production_energie_cin_turb);
 
Sortie& Production_energie_cin_turb_PolyMAC_MPFA::printOn(Sortie& os) const {return Source_Production_energie_cin_turb::printOn(os);}
Entree& Production_energie_cin_turb_PolyMAC_MPFA::readOn(Entree& is) { return Source_Production_energie_cin_turb::readOn(is);}
 
void Production_energie_cin_turb_PolyMAC_MPFA::ajouter_blocs(matrices_t matrices, DoubleTab& secmem, const tabs_t& semi_impl) const
{
  const Domaine_PolyMAC_MPFA& domaine = ref_cast(Domaine_PolyMAC_MPFA, equation().domaine_dis());
  const Probleme_base& pb = ref_cast(Probleme_base, equation().probleme());
  const Navier_Stokes_std& eq_qdm = ref_cast(Navier_Stokes_std, pb.equation(0));
  const Viscosite_turbulente_base& visc_turb = ref_cast(Viscosite_turbulente_base, ref_cast(Op_Diff_Turbulent_PolyMAC_MPFA_Face, eq_qdm.operateur(0).l_op_base()).correlation());
  const DoubleVect& pe = equation().milieu().porosite_elem();
  const DoubleVect& ve = domaine.volumes();
 
  const std::string Type_diss = find_dissipation_type(equation().probleme());
 
  const int Nph = pb.get_champ("vitesse").valeurs().dimension(1);
  const int nb_elem = domaine.nb_elem();
  const int D = dimension;
  const int nf_tot = domaine.nb_faces_tot();
  const int N = equation().inconnue().valeurs().line_size();
  const int Na = sub_type(Pb_Multiphase,equation().probleme()) ? equation().probleme().get_champ("alpha").valeurs().line_size() : 1;
  int n;
 
  double limiter_ = visc_turb.limiteur();
  const bool is_multi = sub_type(Pb_Multiphase,equation().probleme());
  const DoubleTab& tab_rho = equation().probleme().get_champ("masse_volumique").passe();
  const DoubleTab *palp = is_multi ? &equation().probleme().get_champ("alpha").passe() : nullptr;
  const DoubleTab *alp = is_multi ? &equation().probleme().get_champ("alpha").valeurs() : nullptr;
  const DoubleTab& nu = equation().probleme().get_champ("viscosite_cinematique").passe();
  const DoubleTab& k = equation().probleme().get_champ("k").valeurs();
  const DoubleTab& tab_grad = pb.get_champ("gradient_vitesse").passe();
  const DoubleTab *diss = equation().probleme().has_champ(Type_diss) ? &equation().probleme().get_champ(Type_diss).valeurs() : nullptr;
  const DoubleTab *pdiss = equation().probleme().has_champ(Type_diss) ? &equation().probleme().get_champ(Type_diss).passe() : nullptr;
 
  const int cnu = nu.dimension(0) == 1;
  if (Type_diss == "")
    {
      DoubleTrav nut(0, Nph);
      MD_Vector_tools::creer_tableau_distribue(eq_qdm.pression().valeurs().get_md_vector(), nut); //Necessary to compare size in eddy_viscosity()
      visc_turb.eddy_viscosity(nut);
 
      for (int e = 0 ; e < nb_elem ; e++)
        for (n = 0; n < N ; n++)
          {
            double secmem_en = 0.;
            for (int d_U = 0; d_U < D; d_U++)
              for (int d_X = 0; d_X < D; d_X++)
                secmem_en += ( tab_grad(nf_tot + d_U + e * D , D * n + d_X) + tab_grad(nf_tot + d_X + e * D , D * n + d_U) ) * tab_grad(nf_tot + d_X + e * D , D * n + d_U) ;
            secmem_en *= pe(e) * ve(e) * (palp ? (*palp)(e, n) : 1.0) * tab_rho(e, n) * nut(e, n) ;
 
            secmem(e, n) += std::max(secmem_en, 0.);
          }
    }
  else
    {
      for (int e = 0 ; e < nb_elem ; e++)
        for (n = 0; n < N ; n++)
          {
            double grad_grad = 0.;
            for (int d_U = 0; d_U < D; d_U++)
              for (int d_X = 0; d_X < D; d_X++)
                grad_grad += ( tab_grad(nf_tot + d_U + e * D , D * n + d_X) + tab_grad(nf_tot + d_X + e * D , D * n + d_U) ) * tab_grad(nf_tot + d_X + e * D , D * n + d_U) ;
 
            const double fac = std::max(grad_grad, 0.) * pe(e) * ve(e) ;
            double nut_l {0};
 
            if (Type_diss == "tau")
              nut_l = k(e, n) * (*diss)(e, n) + limiter_ * nu(!cnu * e, n);
            else if (Type_diss == "omega")
              nut_l = k(e, n) / std::max((*pdiss)(e, n), omega_min_) + limiter_ * nu(!cnu * e, n);
            else
              Process::exit(que_suis_je() + " : ajouter_blocs : probleme !!!") ;
 
            const double alp_en = (alp ? (*alp)(e, n) : 1.0);
            secmem(e, n) += fac * nut_l;
 
            if (is_multi)
              for (auto &&i_m : matrices)
                {
                  Matrice_Morse& mat = *i_m.second;
                  if (i_m.first == "alpha")
                    mat(N * e + n, Na * e + n) -= fac * nut_l; // derivee par rapport au taux de vide
                }
 
            if (Type_diss == "tau")
              for (auto &&i_m : matrices)
                {
                  Matrice_Morse& mat = *i_m.second;
                  if (i_m.first == "k")
                    mat(N * e + n,  N * e + n) -= fac * alp_en *(*diss)(e,n);
                  if (i_m.first == "tau")
                    mat(N * e + n,  N * e + n) -= fac * alp_en * k(e,n);
                }
            else if (Type_diss == "omega")
              for (auto &&i_m : matrices)
                {
                  Matrice_Morse& mat = *i_m.second;
                  if (i_m.first == "k")
                    mat(N * e + n,  N * e + n) -= fac * alp_en / std::max((*pdiss)(e, n), omega_min_);
                }
          }
    }
}