Diffusion_supplementaire_echelle_temp_turb_PolyMAC_MPFA.cpp

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#include <Diffusion_supplementaire_echelle_temp_turb_PolyMAC_MPFA.h>
 
#include <Op_Diff_Turbulent_PolyMAC_MPFA_Elem.h>
#include <Echelle_temporelle_turbulente.h>
#include <Viscosite_turbulente_k_tau.h>
#include <Champ_Elem_PolyMAC_MPFA.h>
#include <Echange_impose_base.h>
#include <Domaine_PolyMAC_MPFA.h>
#include <Domaine_Cl_PolyMAC_family.h>
#include <Navier_Stokes_std.h>
#include <Pb_Multiphase.h>
#include <Matrix_tools.h>
#include <Array_tools.h>
#include <Dirichlet.h>
 
#include <cmath>
#include <vector>
 
Implemente_instanciable(Diffusion_supplementaire_echelle_temp_turb_PolyMAC_MPFA,"Diffusion_supplementaire_lin_echelle_temp_turb_Elem_PolyMAC_MPFA|Diffusion_supplementaire_echelle_temp_turb_Elem_PolyMAC_MPFA", Source_Diffusion_supplementaire_echelle_temp_turb);
 
Sortie& Diffusion_supplementaire_echelle_temp_turb_PolyMAC_MPFA::printOn(Sortie& os) const {  return Source_Diffusion_supplementaire_echelle_temp_turb::printOn(os);}
 
Entree& Diffusion_supplementaire_echelle_temp_turb_PolyMAC_MPFA::readOn(Entree& is) { return Source_Diffusion_supplementaire_echelle_temp_turb::readOn(is);}
 
void Diffusion_supplementaire_echelle_temp_turb_PolyMAC_MPFA::dimensionner_blocs(matrices_t matrices, const tabs_t& semi_impl) const
{
  Source_Diffusion_supplementaire_echelle_temp_turb::dimensionner_blocs(matrices, semi_impl) ;
 
  const Domaine_PolyMAC_MPFA& domaine = ref_cast(Domaine_PolyMAC_MPFA, equation().domaine_dis());
  const Champ_Elem_PolyMAC_MPFA& tau = ref_cast(Champ_Elem_PolyMAC_MPFA, equation().inconnue());
 
  if (!matrices.count("tau") || semi_impl.count("tau"))
    return;
 
  const int N = equation().inconnue().valeurs().line_size();
  const int ne = domaine.nb_elem();
  const int ne_tot = domaine.nb_elem_tot();
 
  tau.init_grad(0);
  const IntTab& fg_d = tau.fgrad_d;
  const IntTab& fg_e = tau.fgrad_e;
  const IntTab& e_f = domaine.elem_faces(); // Tables used in domaine_PolyMAC_MPFA::fgrad
 
  for (auto &&i_m : matrices)
    if (i_m.first == "tau")
      {
        Matrice_Morse mat;
        Stencil stencil(0, 2);
 
        for(int e = 0 ; e < ne ; e++)
          for (int n=0 ; n<N ; n++)
            for (int i = 0, f; i < e_f.dimension(1) && (f = e_f(e, i)) >= 0; i++)
              for (int j = fg_d(f); j < fg_d(f+1) ; j++)
                {
                  const int ed = fg_e(j);
                  if (ed < ne_tot) //contrib d'un element ; contrib d'un bord : pas de derivee
                    stencil.append_line(N * e + n, N * ed + n);
                }
        tableau_trier_retirer_doublons(stencil);
        Matrix_tools::allocate_morse_matrix(ne_tot, ne_tot, stencil, mat);
        i_m.second->nb_colonnes() ? *i_m.second += mat : *i_m.second = mat;
      }
}
 
void Diffusion_supplementaire_echelle_temp_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 Domaine_Cl_PolyMAC_family& zcl = ref_cast(Domaine_Cl_PolyMAC_family, equation().domaine_Cl_dis());
//  const Echelle_temporelle_turbulente&       eq = ref_cast(Echelle_temporelle_turbulente, equation());
  const Champ_Elem_PolyMAC_MPFA& tau = ref_cast(Champ_Elem_PolyMAC_MPFA, equation().inconnue());
  const DoubleTab& tab_tau = semi_impl.count("tau") ? semi_impl.at("tau") : tau.valeurs();
  const DoubleTab& tab_tau_passe = tau.passe();
  const DoubleTab& k = equation().probleme().get_champ("k").valeurs();
 
  const IntTab& fcl = tau.fcl();
  const IntTab& e_f = domaine.elem_faces();
  const IntTab& f_e = domaine.face_voisins();
  const Conds_lim& cls = zcl.les_conditions_limites();
//  const Op_Diff_Turbulent_PolyMAC_MPFA_Elem& Op_diff_loc = ref_cast(Op_Diff_Turbulent_PolyMAC_MPFA_Elem, eq.operateur(0).l_op_base());
//  const DoubleTab& nu_tot = Op_diff_loc.nu();
  const DoubleTab& xp = domaine.xp();
  const DoubleTab& xv = domaine.xv();
 
  const DoubleVect& pe = equation().milieu().porosite_elem();
  const DoubleVect& ve = domaine.volumes();
  const DoubleVect& fs = domaine.face_surfaces();
 
  const int N = tab_tau.dimension(1);
  const int nf = domaine.nb_faces();
  const int ne = domaine.nb_elem();
  const int ne_tot = domaine.nb_elem_tot();
  const int D = dimension;
 
  Matrice_Morse *Mtau = matrices.count("tau") ? matrices.at("tau") : nullptr;
  Matrice_Morse *Mk = matrices.count("k") ? matrices.at("k") : nullptr;
 
  DoubleTrav grad_sqrt_tau_faces(nf, N);
  DoubleTrav grad_sqrt_tau_elems(ne, N*D);
  DoubleTrav grad_tau_sqrt_tau_faces;
  DoubleTrav grad_tau_sqrt_tau_elems;
  if (!semi_impl.count("tau") && (Mtau))
    {
      grad_tau_sqrt_tau_faces = DoubleTrav(nf, N);
      grad_tau_sqrt_tau_elems = DoubleTrav(ne, N*D);
    }
 
  if (f_grad_tau_fixe_)
    tau.init_grad(0); // Initialisation des tables fgrad_d, fgrad_e, fgrad_w qui dependent de la discretisation et du type de conditions aux limites --> pas de mises a jour necessaires
  else
    tau.calc_grad(0); // Si on a des CAL qui evoluent avec les lois de paroi, on recalcule le fgrad a chaque pas de temps
  //
  const IntTab& fg_d = tau.fgrad_d;
  const IntTab& fg_e = tau.fgrad_e; // Tables used in domaine_PolyMAC_MPFA::fgrad
  DoubleTab f_w = tau.fgrad_w;
 
  // Calculation of grad of root of tau at faces in the past
 
  for (int f = 0; f < nf; f++)
    for (int n = 0; n < N; n++)
      {
        grad_sqrt_tau_faces(f, n) = 0;
        for (int j = fg_d(f); j < fg_d(f+1) ; j++)
          {
            const int e = fg_e(j);
            int f_bord {0};
            if ( (f_bord = e-ne_tot) < 0) //contrib d'un element
              grad_sqrt_tau_faces(f, n) += f_w(j) * std::sqrt(std::max(limiter_tau_, tab_tau_passe(e, n))) ; // Si implicite ou pas
            else if (fcl(f_bord, 0) == 1 || fcl(f_bord, 0) == 2) //Echange_impose_base
              grad_sqrt_tau_faces(f, n) += f_w(j, n) ? f_w(j, n) * ref_cast(Echange_impose_base, cls[fcl(f_bord, 1)].valeur()).T_ext(fcl(f_bord, 2), n)      / std::sqrt(std::max(limiter_tau_, tab_tau_passe(domaine.face_voisins(f_bord, 0), n))) : 0;
            else if (fcl(f_bord, 0) == 4) //Neumann non homogene
              Process::exit(que_suis_je() + " : Inhomogeneous Neumann BC not allowed when calculating sqrt(tau) !") ;
            else if (fcl(f_bord, 0) == 6) // Dirichlet
              grad_sqrt_tau_faces(f, n) += f_w(j) * std::sqrt(ref_cast(Dirichlet, cls[fcl(f_bord, 1)].valeur()).val_imp(fcl(f_bord, 2), n));
          }
      }
 
  if (!semi_impl.count("tau") && (Mtau))
    for (int f = 0; f < nf; f++)
      for (int n = 0 ; n < N; n++)
        {
          grad_tau_sqrt_tau_faces(f, n) = 0;
          for (int j = fg_d(f); j < fg_d(f+1) ; j++)
            {
              const int e = fg_e(j);
              int f_bord {0};
              if ((f_bord = e-ne_tot) < 0) //contrib d'un element
                grad_tau_sqrt_tau_faces(f, n) += f_w(j) * tab_tau(e, n) / std::sqrt(std::max(limiter_tau_, tab_tau_passe(e, n))) ; // Si implicite ou pas
              // same bc as sqrt
              else if (fcl(f_bord, 0) == 1 || fcl(f_bord, 0) == 2) //Echange_impose_base
                grad_tau_sqrt_tau_faces(f, n) += f_w(j, n) ? f_w(j, n) * ref_cast(Echange_impose_base, cls[fcl(f_bord, 1)].valeur()).T_ext(fcl(f_bord, 2), n)    /std::sqrt(std::max(limiter_tau_, tab_tau_passe(domaine.face_voisins(f_bord, 0), n))) : 0;
              else if (fcl(f_bord, 0) == 4) //Neumann non homogene
                Process::exit(que_suis_je() + " : Inhomogeneous Neumann BC not allowed when calculating sqrt(tau) !") ;
              else if (fcl(f_bord, 0) == 6) // Dirichlet
                grad_tau_sqrt_tau_faces(f, n) += f_w(j) * std::sqrt(ref_cast(Dirichlet, cls[fcl(f_bord, 1)].valeur()).val_imp(fcl(f_bord, 2), n));
            }
        }
 
  // Calculation of grad of root of tau at elements ; same if implicit or explicit
  for (int e = 0; e < ne; e++)
    for (int n = 0; n < N ; n++)
      for (int d = 0; d < D; d++)
        for (int j = 0, f; j < e_f.dimension(1) && (f = e_f(e, j)) >= 0; j++)
          grad_sqrt_tau_elems(e, N*d+n) += (e == f_e(f, 0) ? 1 : -1) * fs(f) * (xv(f, d) - xp(e, d)) / ve(e) * grad_sqrt_tau_faces(f, n);
 
  if (!semi_impl.count("tau") && (Mtau))
    for (int e = 0; e < ne; e++)
      for (int n = 0 ; n < N ; n++)
        for (int d = 0; d < D; d++)
          for (int j = 0, f; j < e_f.dimension(1) && (f = e_f(e, j)) >= 0; j++)
            grad_tau_sqrt_tau_elems(e, N*d+n) += (e == f_e(f, 0) ? 1 : -1) * fs(f) * (xv(f, d) - xp(e, d)) / ve(e) * grad_tau_sqrt_tau_faces(f, n);
 
  for(int e = 0 ; e < ne ; e++)
    for (int n=0 ; n<N ; n++)
      {
        // Second membre
        double fac = 0 ;
        for (int d = 0; d<D; d++)
          fac += grad_sqrt_tau_elems(e, N*d+n)* ((!semi_impl.count("tau") && (Mtau)) ? grad_tau_sqrt_tau_elems(e, N*d+n) :grad_sqrt_tau_elems(e, N*d+n));
        fac *= pe(e)*ve(e);
 
        secmem(e, n) += fac * -8  * sigma_tau_ * tab_tau(e,n) * k(e,n);
 
        if (Mtau)
          (*Mtau)(N * e + n, N * e + n) += fac * 8  * sigma_tau_ * k(e,n);
        if (Mk)
          (*Mk)(N * e + n, N * e + n) += fac * 8  * sigma_tau_ * tab_tau(e,n);
 
        if  (!semi_impl.count("tau") && (Mtau))
          {
            for (int i = 0, f; i < e_f.dimension(1) && (f = e_f(e, i)) >= 0; i++)
              for (int j = fg_d(f); j < fg_d(f+1) ; j++)
                {
                  const int ed = fg_e(j);
                  if (ed < ne_tot)
                    for (int d = 0; d < D ; d++) //contrib d'un element ; contrib d'un bord : pas de derivee
                      {
                        const double inv_sqrt_tau = (tab_tau_passe(ed, n) > limiter_tau_) ? std::sqrt(1/tab_tau_passe(ed, n)) : std::sqrt(1/limiter_tau_);
                        (*Mtau)(N * e + n, N * ed + n) += pe(e)*ve(e) * 8  * sigma_tau_ * tab_tau(e,n) * k(e,n) * grad_sqrt_tau_elems(e, N*d+n) * (e == f_e(f, 0) ? 1 : -1) * fs(f) * (xv(f, d) - xp(e, d)) / ve(e) * f_w(j) * inv_sqrt_tau ;
                      }
                }
          }
      }
}