Rupture_bulles_1groupe_PolyMAC_MPFA.cpp

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#include <Rupture_bulles_1groupe_PolyMAC_MPFA.h>
#include <Pb_Multiphase.h>
#include <Champ_Elem_PolyMAC_MPFA.h>
#include <Milieu_composite.h>
#include <Op_Diff_Turbulent_PolyMAC_MPFA_Face.h>
#include <Viscosite_turbulente_base.h>
#include <Matrix_tools.h>
#include <Array_tools.h>
#include <Rupture_bulles_1groupe_base.h>
#include <Domaine_PolyMAC_MPFA.h>
#include <Champ_Face_base.h>
#include <cmath>
#include <math.h>
 
Implemente_instanciable(Rupture_bulles_1groupe_PolyMAC_MPFA, "Rupture_bulles_1groupe_elem_PolyMAC_MPFA", Source_base);
 
Sortie& Rupture_bulles_1groupe_PolyMAC_MPFA::printOn(Sortie& os) const
{
  return os;
}
 
Entree& Rupture_bulles_1groupe_PolyMAC_MPFA::readOn(Entree& is)
{
  Param param(que_suis_je());
  param.ajouter("beta_k", &beta_k_);
  param.lire_avec_accolades_depuis(is);
 
 
  const Pb_Multiphase *pbm = sub_type(Pb_Multiphase, equation().probleme()) ? &ref_cast(Pb_Multiphase, equation().probleme()) : nullptr;
 
  if (!pbm || pbm->nb_phases() == 1)
    Process::exit(que_suis_je() + " : not needed for single-phase flow!");
 
  for (int n = 0; n < pbm->nb_phases(); n++) //recherche de n_l, n_g : phase {liquide,gaz}_continu en priorite
    if (pbm->nom_phase(n).debute_par("liquide")
        && (n_l < 0 || pbm->nom_phase(n).finit_par("continu")))
      n_l = n;
 
  if (n_l < 0)
    Process::exit(que_suis_je() + " : liquid phase not found!");
 
  if (pbm->has_correlation("Rupture_bulles_1groupe"))
    correlation_ = pbm->get_correlation("Rupture_bulles_1groupe"); //correlation fournie par le bloc correlation
  else
    Correlation_base::typer_lire_correlation(correlation_, *pbm, "Rupture_bulles_1groupe", is); //sinon -> on la lit
 
  return is;
}
 
void Rupture_bulles_1groupe_PolyMAC_MPFA::dimensionner_blocs(matrices_t matrices, const tabs_t& semi_impl) const
{
  const Domaine_PolyMAC_MPFA& domaine = ref_cast(Domaine_PolyMAC_MPFA, equation().domaine_dis());
  const int ne = domaine.nb_elem();
  const int ne_tot = domaine.nb_elem_tot();
  const int N = equation().inconnue().valeurs().line_size();
 
  for (auto &&n_m : matrices)
    if (n_m.first == "alpha" || n_m.first == "k" || n_m.first == "tau" || n_m.first == "omega" || n_m.first == "interfacial_area")
      {
        Matrice_Morse& mat = *n_m.second, mat2;
        const DoubleTab& dep = equation().probleme().get_champ(n_m.first.c_str()).valeurs();
        const int nc = dep.dimension_tot(0);
        const int M  = dep.line_size();
        Stencil sten(0, 2);
 
        if (n_m.first == "alpha")
          for (int e = 0; e < ne; e++)
            for (int n = 0; n < N; n++)
              {
                sten.append_line(N * e + n, N * e + n_l);
                if (n != n_l)
                  sten.append_line(N * e + n, N * e + n);
              }
        if (n_m.first == "interfacial_area" ) // N <= M
          for (int e = 0; e < ne; e++)
            for (int n = 0; n < N; n++) sten.append_line(N * e + n, M * e + n);
        if (n_m.first == "k" || n_m.first == "tau" || n_m.first == "omega") // N <= M
          for (int e = 0; e < ne; e++)
            for (int n = 0; n < N; n++)
              sten.append_line(N * e + n, M * e +n_l);
 
        Matrix_tools::allocate_morse_matrix(N * ne_tot, M * nc, sten, mat2);
        mat.nb_colonnes() ? mat += mat2 : mat = mat2;
      }
}
 
void Rupture_bulles_1groupe_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 DoubleVect& pe = equation().milieu().porosite_elem(), &ve = domaine.volumes();
  const Pb_Multiphase& pbm = ref_cast(Pb_Multiphase, equation().probleme());
  const DoubleTab& inco = equation().inconnue().valeurs();
  const DoubleTab& d_bulles = equation().probleme().get_champ("diametre_bulles").passe();
  const DoubleTab& alpha = pbm.equation_masse().inconnue().valeurs();
  const DoubleTab& alpha_p = pbm.equation_masse().inconnue().passe();
  const DoubleTab& press_p = ref_cast(QDM_Multiphase, pbm.equation_qdm()).pression().passe();
  const DoubleTab& temp_p  = pbm.equation_energie().inconnue().passe();
  const DoubleTab& rho_p   = equation().milieu().masse_volumique().passe();
  const DoubleTab& nu_p = equation().probleme().get_champ("viscosite_cinematique").passe();
  const DoubleTab *tab_k_p = equation().probleme().has_champ("k") ? &equation().probleme().get_champ("k").passe() : nullptr;
  const DoubleTab *tab_k = equation().probleme().has_champ("k") ? &equation().probleme().get_champ("k").valeurs() : nullptr;
  const DoubleTab *tau = equation().probleme().has_champ("tau") ? &equation().probleme().get_champ("tau").valeurs() : nullptr;
  const DoubleTab *omega = equation().probleme().has_champ("omega") ? &equation().probleme().get_champ("omega").valeurs() : nullptr ;
 
  const Milieu_composite& milc = ref_cast(Milieu_composite, equation().milieu());
  const int N = pbm.nb_phases();
  const int Nk = (tab_k) ? (*tab_k).line_size() : -1;
  const int Np = equation().probleme().get_champ("pression").valeurs().line_size();
 
  // Models use epsilon but with omega and tau we induce new variations of tau/omega and k
  std::string Type_diss = "other"; // omega, tau or other dissipation
  if (tau)
    Type_diss = "tau";
  else if (omega)
    Type_diss = "omega";
 
  DoubleTrav epsilon(alpha);
  const Op_Diff_Turbulent_PolyMAC_MPFA_Face& op_diff = ref_cast(Op_Diff_Turbulent_PolyMAC_MPFA_Face, equation().probleme().equation(0).operateur(0).l_op_base());
  const Viscosite_turbulente_base& visc_turb = ref_cast(Viscosite_turbulente_base, op_diff.correlation());
  visc_turb.eps(epsilon); // Epsilon is in the past
  const double limiter = visc_turb.limiteur();
  const double dh = 0;
 
  Matrice_Morse *Ma = matrices.count("alpha") ? matrices.at("alpha") : nullptr;
  Matrice_Morse *Mk = matrices.count("k") ? matrices.at("k") : nullptr;
  Matrice_Morse *Mtau = matrices.count("tau") ? matrices.at("tau") : nullptr;
  Matrice_Morse *Momega = matrices.count("omega") ? matrices.at("omega") : nullptr;
  Matrice_Morse *Mai = matrices.count("interfacial_area") ? matrices.at("interfacial_area") : nullptr;
 
  const int cR = (rho_p.dimension_tot(0) == 1);
  const int cM = (nu_p.dimension_tot(0) == 1);
  const int D = dimension;
 
  DoubleTrav a_l(N), p_l(N), T_l(N), rho_l(N), nu_l(N), sigma_l(N,N), dv(N, N), d_bulles_l(N), eps_l(Nk), k_l(Nk), coeff(N, N); //arguments pour coeff
  const Rupture_bulles_1groupe_base& correlation_rupt = ref_cast(Rupture_bulles_1groupe_base, correlation_.valeur());
 
  // fill velocity at elem tab
  DoubleTab pvit_elem(0, N * D);
  domaine.domaine().creer_tableau_elements(pvit_elem);
  const Champ_Face_base& ch_vit = ref_cast(Champ_Face_base,ref_cast(Pb_Multiphase, equation().probleme()).equation_qdm().inconnue());
  ch_vit.get_elem_vector_field(pvit_elem);
 
  const double fac_sec = 1.e4 ; // numerical security
  const double alpha_min = 1.e-3 ; // to avoid numerical problems
 
  /* elements */
  for (int e = 0; e < domaine.nb_elem(); e++)
    {
 
      for (int n = 0; n < N; n++)
        {
          a_l(n)   = alpha(e, n); // to further implicit the source term
          p_l(n)   = press_p(e, n * (Np > 1));
          T_l(n)   =  temp_p(e, n);
          rho_l(n) =   rho_p(!cR * e, n);
          nu_l(n)  =    nu_p(!cM * e, n);
          for (int k = 0; k < N; k++)
            if(milc.has_interface(n, k))
              {
                Interface_base& sat = milc.get_interface(n, k);
                sigma_l(n, k) = sat.sigma(temp_p(e,n), press_p(e,n * (Np > 1)));
              }
          d_bulles_l(n) = d_bulles(e,n);
        }
 
      for (int n = 0; n < Nk; n++)
        {
          eps_l(n) =epsilon(e, n) ;
          k_l(n)   = (tab_k_p)   ? (*tab_k_p)(e,n) : 0;
        }
 
      dv = 0;
      for (int d = 0; d < D; d++)
        for (int n = 0; n < N; n++)
          for (int k = 0; k < N; k++)
            dv(n, k) += (pvit_elem(e, N * d + n) - ((n!=k) ? pvit_elem(e, N * d + k) : 0) ) * (pvit_elem(e, N * d + n) - ((n!=k) ? pvit_elem(e, N * d + k) : 0) ); // nv(n,n) = ||v(n)||, nv(n, k!=n) = ||v(n)-v(k)||
 
      for (int n = 0; n < N; n++)
        for (int k = 0; k < N ; k++)
          dv(n, k) = sqrt(dv(n, k)) ;
 
      // Get correlations-------------------------------------------------------------------------------------------------------------------------------------------------------
      correlation_rupt.coefficient(a_l, p_l, T_l, rho_l, nu_l, sigma_l, dh, dv, d_bulles_l, eps_l, k_l, coeff); // Semi-Explicit coeff : alpha is implicit
 
      for (int k = 0; k < N ; k++)
        {
          double eps_valeurs {0.0};
 
          if (Type_diss == "tau")
            eps_valeurs = beta_k_ * ((*tab_k)(e, n_l)>1.e-8 ? (*tab_k)(e, n_l)*(*tab_k)(e, n_l)/ std::max((*tab_k)(e, n_l) * (*tau)(e, n_l), limiter * nu_p(e, n_l)) : 0 );
          else if (Type_diss == "omega")
            eps_valeurs = beta_k_ * ((*tab_k)(e, n_l)*(*omega)(e, n_l)) ;
          else
            eps_valeurs = epsilon(e, n_l);
 
          // Recuring functions for source terms
 
          const double cbrt_6 = std::cbrt(6.);
          const double factor_tmp = M_PI /( 3. * cbrt_6 * cbrt_6 * cbrt_6 * cbrt_6 * cbrt_6 );
          const double fac = (alpha(e, k)>alpha_min) ? pe(e) * ve(e) * factor_tmp * coeff(k, n_l) : 0. ;
          const double dalpha_fac = (alpha(e, k)>alpha_min) ? pe(e) * ve(e) * factor_tmp * coeff(n_l, k) : 0.;
          const double ai = std::max(inco(e, k), 0.) ; //security inco negative
          const double eps_1_over3 = std::cbrt(eps_valeurs) ;
          const double ai_5_over3 = std::cbrt(ai) * std::cbrt(ai) * std::cbrt(ai) * std::cbrt(ai) * std::cbrt(ai) ;
 
          const double cbrt_alpha_ek = std::cbrt(alpha(e, k));
          const double one_overalpha_2_over3 = (alpha(e, k) > alpha_min) ? 1./std::min(cbrt_alpha_ek * cbrt_alpha_ek, fac_sec) :0. ;
          const double one_overalpha_5_over3 = (alpha(e, k) > alpha_min) ? 1./std::min(cbrt_alpha_ek * cbrt_alpha_ek * cbrt_alpha_ek * cbrt_alpha_ek * cbrt_alpha_ek, fac_sec) : 0.;
 
          // Fill the matrix-------------------------------------------------------------------------------------------------------------------------------------------------------------
 
          secmem(e , k) += (fac > 0. ) ? fac * one_overalpha_2_over3 * alpha_p(e, n_l) * ai_5_over3 * eps_1_over3 : 0. ;// (alpha, ai, epsilon) implicit dependance
 
          if (Ma)//-----------------------------------------------------------------------------------------------------------------------------------------------------------------
            (*Ma)(N * e + k , N * e + k) -= (fac > 0. ) ? fac * -2./3.* one_overalpha_5_over3 * alpha_p(e, n_l) * ai_5_over3 * eps_1_over3 + dalpha_fac * one_overalpha_2_over3 * alpha_p(e, n_l) * ai_5_over3 * eps_1_over3 : 0. ;
 
          if (Mai)//----------------------------------------------------------------------------------------------------------------------------------------------------------------------
            (*Mai)(N * e + k , N * e + k) -= (fac > 0. ) ? fac * one_overalpha_2_over3 * alpha_p(e, n_l) * 5./3. * std::cbrt(ai) * std::cbrt(ai) * eps_1_over3 : 0. ;
 
          // Turbulent dissipation
          if (Type_diss == "tau")
            {
              if ((*tab_k)(e, n_l) * (*tau)(e, n_l) > limiter * nu_p(e, n_l)) // derivative according to k due to epsilon
                {
                  if (Mk)
                    (*Mk)(N * e + k, Nk * e + n_l)   -= (fac > 0. ) ? fac * one_overalpha_2_over3 * alpha_p(e, n_l) * ai_5_over3 * 1./3. * std::cbrt(beta_k_)  / std::min(std::cbrt((*tab_k)(e, n_l)) * std::cbrt((*tab_k)(e, n_l)),fac_sec) / std::min(std::cbrt((*tau)(e, n_l)),fac_sec) : 0.;
 
                  if (Mtau)
                    (*Mtau)(N * e + k, Nk * e + n_l) -= (fac > 0. ) ? fac * one_overalpha_2_over3 * alpha_p(e, n_l) * ai_5_over3 *-1./3. * std::cbrt(beta_k_)  * std::cbrt((*tab_k)(e, n_l)) / std::min(std::cbrt((*tau)(e, n_l)) * std::cbrt((*tau)(e, n_l)) * std::cbrt((*tau)(e, n_l)) * std::cbrt((*tau)(e, n_l)),fac_sec) : 0. ;
                }
 
              else
                {
                  if (Mk)//--------------------------------------------------------------------------------------------------------------------------------------------------------
                    (*Mk)(N * e + k, Nk * e + n_l) -= (fac > 0. ) ? fac * one_overalpha_2_over3 * alpha_p(e, n_l) * ai_5_over3 * 1./3. * std::cbrt(beta_k_) / std::min(std::cbrt((*tab_k)(e, n_l)),fac_sec) / std::min(std::cbrt(limiter * nu_p(e, n_l)),fac_sec) : 0.;
                }
            }
          if (Type_diss == "omega")
            {
              if (Momega)
                (*Momega)(N * e + k , Nk * e + n_l) -= (fac > 0. ) ? fac * one_overalpha_2_over3 * alpha_p(e, n_l) * ai_5_over3 * 1./3. * std::cbrt(beta_k_) * std::cbrt((*tab_k)(e, n_l)) / std::min(std::cbrt((*omega)(e, n_l)) * std::cbrt((*omega)(e, n_l)),fac_sec) : 0.;
 
              if (Mk)
                (*Mk)(N * e + k , Nk * e + n_l) -= (fac > 0. ) ? fac * one_overalpha_2_over3 * alpha_p(e, n_l) * ai_5_over3 * 1./3. * std::cbrt(beta_k_) / std::min(std::cbrt((*tab_k)(e, n_l)) * std::cbrt((*tab_k)(e, n_l)) ,fac_sec) * std::cbrt((*omega)(e, n_l)) : 0.;
            }
 
        }
    }
}