Production_echelle_temp_taux_diss_turb_PolyMAC_MPFA.cpp

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#include <Production_echelle_temp_taux_diss_turb_PolyMAC_MPFA.h>
 
#include <Dissipation_type_helpers.h>
#include <grad_Champ_Face_PolyMAC_MPFA.h>
#include <Champ_Elem_PolyMAC_MPFA.h>
#include <Navier_Stokes_std.h>
#include <Pb_Multiphase.h>
#include <Domaine_VF.h>
 
Implemente_instanciable(Production_echelle_temp_taux_diss_turb_PolyMAC_MPFA,"Production_echelle_temp_taux_diss_turb_Elem_PolyMAC_MPFA", Source_Production_echelle_temp_taux_diss_turb);
 
Sortie& Production_echelle_temp_taux_diss_turb_PolyMAC_MPFA::printOn(Sortie& os) const { return Source_Production_echelle_temp_taux_diss_turb::printOn(os); }
Entree& Production_echelle_temp_taux_diss_turb_PolyMAC_MPFA::readOn(Entree& is) { return Source_Production_echelle_temp_taux_diss_turb::readOn(is);}
 
void Production_echelle_temp_taux_diss_turb_PolyMAC_MPFA::ajouter_blocs(matrices_t matrices, DoubleTab& secmem, const tabs_t& semi_impl) const
{
  const Domaine_VF& domaine = ref_cast(Domaine_PolyMAC_MPFA, equation().domaine_dis());
  const DoubleTab& tab_diss = ref_cast(Champ_Elem_PolyMAC_MPFA, equation().inconnue()).valeurs(); // tau ou omega selon l'equation
  const DoubleTab& tab_pdiss = ref_cast(Champ_Elem_PolyMAC_MPFA, equation().inconnue()).passe(); // tau ou omega selon l'equation
  const DoubleTab& tab_grad = equation().probleme().get_champ("gradient_vitesse").passe();
  const DoubleTab* alp = sub_type(Pb_Multiphase,equation().probleme()) ? &equation().probleme().get_champ("alpha").valeurs() : nullptr;
  const DoubleVect& pe = equation().milieu().porosite_elem();
  const DoubleVect& ve = domaine.volumes();
 
  const int nf_tot = domaine.nb_faces_tot();
  const int ne = domaine.nb_elem();
  const int D = dimension ;
  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;
 
  const std::string Type_diss = get_dissipation_type(equation());
 
  // Second membre
  for (int e = 0 ; e < ne ; e++)
    for (int n = 0; n < N ; n++)
      {
        double grad_grad {0.0};
        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) * alpha_omega_ ;
 
        if (Type_diss == "tau")
          {
            secmem(e, n) -= fac * (2*tab_diss(e, n) - tab_pdiss(e, n)) * tab_pdiss(e, n) * (alp ? (*alp)(e,n) : 1.0); // tau has negative production
 
            for (auto &&i_m : matrices)
              {
                if (i_m.first == "tau")
                  (*i_m.second)(N*e+n, N*e+n) += fac * 2 * tab_pdiss(e, n) * (alp ? (*alp)(e,n) : 1.0) ;
                if (i_m.first == "alpha")
                  (*i_m.second)(N*e+n, Na*e+n) += fac * (2*tab_diss(e, n) - tab_pdiss(e, n)) * tab_pdiss(e, n);
              }
          }
        else if (Type_diss == "omega")
          {
            secmem(e, n) += fac * (alp ? (*alp)(e,n) : 1.0);
            for (auto &&i_m : matrices)
              if (i_m.first == "alpha")
                (*i_m.second)(N*e+n, Na*e+n) += fac;
          }
      }
}