Modele_turbulence_hyd_K_Eps_Bicephale.cpp

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* Copyright (c) 2019, CEA
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#include <Modele_turbulence_hyd_K_Eps_Bicephale.h>
#include <Modifier_pour_fluide_dilatable.h>
#include <Modele_turbulence_scal_base.h>
#include <Schema_Temps_base.h>
#include <Champ_Inc_P0_base.h>
#include <Champ_Uniforme.h>
#include <communications.h>
#include <Perf_counters.h>
#include <Probleme_base.h>
#include <Fluide_base.h>
#include <TRUSTTrav.h>
#include <Param.h>
#include <Debog.h>
 
Implemente_instanciable(Modele_turbulence_hyd_K_Eps_Bicephale, "Modele_turbulence_hyd_K_Epsilon_Bicephale", Modele_turbulence_hyd_RANS_Bicephale_base);
// XD K_Epsilon_Bicephale mod_turb_hyd_rans_bicephale K_Epsilon_Bicephale INHERITS_BRACE Turbulence model (k-eps) en
// XD_CONT formalisation bicephale.
 
Sortie& Modele_turbulence_hyd_K_Eps_Bicephale::printOn(Sortie& s) const { return s << que_suis_je() << " " << le_nom(); }
 
Entree& Modele_turbulence_hyd_K_Eps_Bicephale::readOn(Entree& s) { return Modele_turbulence_hyd_RANS_Bicephale_base::readOn(s); }
 
void Modele_turbulence_hyd_K_Eps_Bicephale::set_param(Param& param) const
{
  Modele_turbulence_hyd_RANS_Bicephale_base::set_param(param);
  param.ajouter_non_std("Modele_Fonc_Bas_Reynolds", (this)); // XD_ADD_P Modele_Fonc_Realisable_base
  // XD_CONT This keyword is used to set the model used
  param.ajouter("CMU", &LeCmu_); // XD_ADD_P floattant
  // XD_CONT Keyword to modify the Cmu constant of k-eps model : Nut=Cmu*k*k/eps Default value is 0.09
}
 
int Modele_turbulence_hyd_K_Eps_Bicephale::lire_motcle_non_standard(const Motcle& mot, Entree& is)
{
  if (mot == "Modele_Fonc_Bas_Reynolds")
    {
      Cerr << "Lecture du modele bas reynolds associe " << finl;
      Modele_Fonc_Bas_Reynolds_Base::typer_lire_Modele_Fonc_Bas_Reynolds(mon_modele_fonc_, get_set_eq_transp_K(), is);
      mon_modele_fonc_->associer_eqn_2(get_set_eq_transp_Eps());
      Cerr << "mon_modele_fonc.que_suis_je() avant discretisation " << mon_modele_fonc_->que_suis_je() << finl;
      mon_modele_fonc_->discretiser();
      Cerr << "mon_modele_fonc.que_suis_je() " << mon_modele_fonc_->que_suis_je() << finl;
      mon_modele_fonc_->lire_distance_paroi();
      return 1;
    }
  else
    return Modele_turbulence_hyd_RANS_Bicephale_base::lire_motcle_non_standard(mot, is);
}
 
/*! @brief Calcule la viscosite turbulente au temps demande.
 *
 * @param (double temps) le temps auquel il faut calculer la viscosite
 * @return (Champ_Fonc_base&) la viscosite turbulente au temps demande
 * @throws erreur de taille de visco_turb_K_eps
 */
Champ_Fonc_base& Modele_turbulence_hyd_K_Eps_Bicephale::calculer_viscosite_turbulente(double temps)
{
  const Champ_base& chK = get_eq_transp_K().inconnue(), &chEps = get_eq_transp_Eps().inconnue();
  const Domaine_dis_base& le_dom_dis = get_eq_transp_K().domaine_dis();
  const Domaine_Cl_dis_base& le_dom_Cl_dis = get_eq_transp_K().domaine_Cl_dis();
 
  const Nom& type = chK.que_suis_je();
  const DoubleTab& tab_K = chK.valeurs(), &tab_Eps = chEps.valeurs();
 
  DoubleTab& visco_turb = la_viscosite_turbulente_->valeurs();
 
  DoubleTrav Cmu(tab_K.dimension_tot(0));
  Cmu = 0.;
 
  int n = tab_K.dimension(0);
  if (n < 0)
    {
      if (sub_type(Champ_Inc_P0_base, chK))
        n = get_eq_transp_K().domaine_dis().domaine().nb_elem();
      else
        {
          Cerr << "Unsupported K field in Modele_turbulence_hyd_K_Eps_Bicephale::calculer_viscosite_turbulente" << finl;
          Process::exit(-1);
        }
      if (sub_type(Champ_Inc_P0_base, chEps))
        n = get_eq_transp_Eps().domaine_dis().domaine().nb_elem();
      else
        {
          Cerr << "Unsupported epsilon field in Modele_turbulence_hyd_K_Eps_Bicephale::calculer_viscosite_turbulente" << finl;
          Process::exit(-1);
        }
    }
 
  DoubleTrav Fmu, D(tab_K.dimension_tot(0));
  D = 0;
  if (mon_modele_fonc_)
    {
      // pour avoir nu en incompressible et mu en QC
      // et non comme on a divise K et eps par rho (si on est en QC) on veut toujours nu
      const OWN_PTR(Champ_Don_base) ch_visco = ref_cast(Fluide_base,get_eq_transp_K().milieu()).viscosite_cinematique();
      const Champ_Don_base& ch_visco_cin = ref_cast(Fluide_base,get_eq_transp_K().milieu()).viscosite_cinematique();
 
      const DoubleTab& tab_visco = ch_visco_cin.valeurs();
 
      Fmu.resize(tab_K.dimension_tot(0));
 
      mon_modele_fonc_->Calcul_Fmu_BiK(Fmu, le_dom_dis, le_dom_Cl_dis, tab_K, tab_Eps, ch_visco);
 
      int is_Cmu_constant = mon_modele_fonc_->Calcul_is_Cmu_constant();
      if (is_Cmu_constant == 0)
        {
          Cerr << " On utilise un Cmu non constant " << finl;
          const DoubleTab& vitesse = mon_equation_->inconnue().valeurs();
          mon_modele_fonc_->Calcul_Cmu_BiK(Cmu, le_dom_dis, le_dom_Cl_dis, vitesse, tab_K, tab_Eps, EPS_MIN_);
 
          /*Paroi*/
          Nom lp = get_eq_transp_K().modele_turbulence().loi_paroi().que_suis_je();
          if (lp != "negligeable_VEF")
            {
              DoubleTab visco_tab(visco_turb.dimension_tot(0));
              assert(sub_type(Champ_Uniforme,ch_visco_cin));
              visco_tab = tab_visco(0, 0);
              const int idt = mon_equation_->schema_temps().nb_pas_dt();
              const DoubleTab& tab_paroi = loi_paroi().Cisaillement_paroi();
              mon_modele_fonc_->Calcul_Cmu_Paroi_BiK(Cmu, le_dom_dis, le_dom_Cl_dis, visco_tab, visco_turb, tab_paroi, idt, vitesse, tab_K, tab_Eps, EPS_MIN_);
            }
        }
      else
        Cerr << " On utilise un Cmu constant " << finl;
    }
 
  // dans le cas d'un domaine nul on doit effectuer le dimensionnement
  double non_prepare = 1;
  Debog::verifier("Modele_turbulence_hyd_K_Eps_Bicephale::calculer_viscosite_turbulente la_viscosite_turbulente before", la_viscosite_turbulente_->valeurs());
  Debog::verifier("Modele_turbulence_hyd_K_Eps_Bicephale::calculer_viscosite_turbulente tab_K", tab_K);
  Debog::verifier("Modele_turbulence_hyd_K_Eps_Bicephale::calculer_viscosite_turbulente tab_Eps", tab_Eps);
  if (visco_turb.size() == n)
    non_prepare = 0.;
  non_prepare = mp_max(non_prepare);
 
  if (non_prepare == 1)
    {
      OWN_PTR(Champ_Inc_base) visco_turb_au_format_K_eps;
      visco_turb_au_format_K_eps.typer(type);
      DoubleTab& visco_turb_K_eps = complete_viscosity_field(n, get_eq_transp_K().domaine_dis(), visco_turb_au_format_K_eps);
 
      if (visco_turb_K_eps.size() != n)
        {
          Cerr << "visco_turb_K_eps size is " << visco_turb_K_eps.size() << " instead of " << n << finl;
          Process::exit();
        }
      // A la fin de cette boucle, le tableau visco_turb_K_eps contient les valeurs de la viscosite turbulente
      // au centre des faces du maillage.
      fill_turbulent_viscosity_tab(n, tab_K, tab_Eps, Cmu, Fmu, D, visco_turb_K_eps);
 
      // On connait donc la viscosite turbulente au centre des faces de chaque element
      // On cherche maintenant a interpoler cette viscosite turbulente au centre des elements.
      la_viscosite_turbulente_->affecter(visco_turb_au_format_K_eps.valeur());
      Debog::verifier("Modele_turbulence_hyd_K_Eps_Bicephale::calculer_viscosite_turbulente visco_turb_au_format_K_eps", visco_turb_au_format_K_eps.valeur());
    }
  else
    fill_turbulent_viscosity_tab(n, tab_K, tab_Eps, Cmu, Fmu, D, visco_turb);
 
  la_viscosite_turbulente_->changer_temps(temps);
  Debog::verifier("Modele_turbulence_hyd_K_Eps_Bicephale::calculer_viscosite_turbulente la_viscosite_turbulente after", la_viscosite_turbulente_->valeurs());
  return la_viscosite_turbulente_;
}
 
void Modele_turbulence_hyd_K_Eps_Bicephale::fill_turbulent_viscosity_tab(const int n, const DoubleTab& tab_K, const DoubleTab& tab_Eps, const DoubleTab& Cmu, const DoubleTab& Fmu, const DoubleTab& D, DoubleTab& turbulent_viscosity)
{
  for (int i = 0; i < n; i++)
    {
      if (tab_Eps(i) <= EPS_MIN_)
        {
          turbulent_viscosity[i] = 0.;
        }
      else
        {
          if (mon_modele_fonc_)
            {
              int is_Cmu_constant = mon_modele_fonc_->Calcul_is_Cmu_constant();
              if (is_Cmu_constant)
                turbulent_viscosity[i] = Fmu(i) * LeCmu_ * tab_K(i) * tab_K(i) / (tab_Eps(i) + D(i));
              else
                turbulent_viscosity[i] = Fmu(i) * Cmu(i) * tab_K(i) * tab_K(i) / (tab_Eps(i) + D(i));
            }
          else
            turbulent_viscosity[i] = LeCmu_ * tab_K(i) * tab_K(i) / (tab_Eps(i) + D(i));
        }
    }
}
 
int Modele_turbulence_hyd_K_Eps_Bicephale::preparer_calcul()
{
  get_set_eq_transp_K().preparer_calcul();
  get_set_eq_transp_Eps().preparer_calcul();
  Modele_turbulence_hyd_base::preparer_calcul();
  // GF pour initialiser la loi de paroi thermique en TBLE
  if (equation().probleme().nombre_d_equations() > 1)
    {
      const RefObjU& modele_turbulence = equation().probleme().equation(1).get_modele(TURBULENCE);
      if (sub_type(Modele_turbulence_scal_base, modele_turbulence.valeur()))
        {
          Turbulence_paroi_scal_base& loi_paroi_T = ref_cast_non_const(Modele_turbulence_scal_base,modele_turbulence.valeur()).loi_paroi();
          loi_paroi_T.init_lois_paroi();
        }
    }
 
  calculate_limit_viscosity<MODELE_TYPE::K_EPS_BICEPHALE>(get_set_K(), get_set_Eps(), LeCmu_);
  Debog::verifier("Modele_turbulence_hyd_K_Eps_Bicephale::preparer_calcul la_viscosite_turbulente", la_viscosite_turbulente_->valeurs());
  return 1;
}
 
bool Modele_turbulence_hyd_K_Eps_Bicephale::initTimeStep(double dt)
{
  return (get_set_eq_transp_K().initTimeStep(dt) and get_set_eq_transp_Eps().initTimeStep(dt));
}
 
/*! @brief Effectue une mise a jour en temps du modele de turbulence.
 *
 * Met a jour les equations de transport de K et epsilon,
 *     calcule la viscosite turbulente
 *     au nouveau temps.
 *
 * @param (double temps) le temps de mise a jour
 */
void Modele_turbulence_hyd_K_Eps_Bicephale::mettre_a_jour(double temps)
{
  Schema_Temps_base& sch = get_set_eq_transp_K().schema_temps(), &sch2 = get_set_eq_transp_Eps().schema_temps();
  get_set_eq_transp_K().domaine_Cl_dis().mettre_a_jour(temps);
  get_set_eq_transp_Eps().domaine_Cl_dis().mettre_a_jour(temps);
 
  if (!get_eq_transp_K().equation_non_resolue())
    sch.faire_un_pas_de_temps_eqn_base(get_set_eq_transp_K());
  get_set_eq_transp_K().mettre_a_jour(temps);
 
  if (!get_eq_transp_Eps().equation_non_resolue())
    sch2.faire_un_pas_de_temps_eqn_base(get_set_eq_transp_Eps());
  get_set_eq_transp_Eps().mettre_a_jour(temps);
 
  statistics().begin_count(STD_COUNTERS::turbulent_viscosity, statistics().get_last_opened_counter_level()+1);
  Debog::verifier("Modele_turbulence_hyd_K_Eps_Bicephale::mettre_a_jour la_viscosite_turbulente before", la_viscosite_turbulente_->valeurs());
  calculate_limit_viscosity<MODELE_TYPE::K_EPS_BICEPHALE>(get_set_K(), get_set_Eps(), LeCmu_);
  Debog::verifier("Modele_turbulence_hyd_K_Eps_Bicephale::mettre_a_jour la_viscosite_turbulente after", la_viscosite_turbulente_->valeurs());
  statistics().end_count(STD_COUNTERS::turbulent_viscosity);
}
 
bool Modele_turbulence_hyd_K_Eps_Bicephale::has_champ(const Motcle& nom, OBS_PTR(Champ_base)& ref_champ) const
{
  if (Modele_turbulence_hyd_RANS_Bicephale_base::has_champ(nom, ref_champ))
    return true;
 
  if (mon_modele_fonc_)
    if (mon_modele_fonc_->has_champ(nom, ref_champ))
      return true;
 
  return false; /* rien trouve */
}
 
bool Modele_turbulence_hyd_K_Eps_Bicephale::has_champ(const Motcle& nom) const
{
  if (Modele_turbulence_hyd_RANS_Bicephale_base::has_champ(nom))
    return true;
 
  if (mon_modele_fonc_)
    if (mon_modele_fonc_->has_champ(nom))
      return true;
 
  return false; /* rien trouve */
}
 
const Champ_base& Modele_turbulence_hyd_K_Eps_Bicephale::get_champ(const Motcle& nom) const
{
  OBS_PTR(Champ_base) ref_champ;
 
  if (Modele_turbulence_hyd_RANS_Bicephale_base::has_champ(nom, ref_champ))
    return ref_champ;
 
  if (mon_modele_fonc_)
    if (mon_modele_fonc_->has_champ(nom, ref_champ))
      return ref_champ;
 
  throw std::runtime_error(std::string("Field ") + nom.getString() + std::string(" not found !"));
}
 
void Modele_turbulence_hyd_K_Eps_Bicephale::get_noms_champs_postraitables(Noms& nom, Option opt) const
{
  Modele_turbulence_hyd_RANS_Bicephale_base::get_noms_champs_postraitables(nom, opt);
  if (mon_modele_fonc_)
    mon_modele_fonc_->get_noms_champs_postraitables(nom, opt);
 
}
void Modele_turbulence_hyd_K_Eps_Bicephale::verifie_loi_paroi()
{
  Nom lp = loipar_->que_suis_je();
  if (!(lp == "negligeable_VEF" || lp == "negligeable_VDF"))
    {
      Cerr << "The turbulence model of type " << que_suis_je() << finl;
      Cerr << "must be used with a wall law of type negligeable for now." << finl;
    }
  if (!associe_modele_fonction())
    {
      Cerr << "The turbulence model of type " << que_suis_je() << finl;
      Cerr << "must be used with a modele fonction for now." << finl;
    }
}