Navier_Stokes_Turbulent_QC.cpp

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#include <Convection_Diffusion_Chaleur_Turbulent_QC.h>
#include <Navier_Stokes_Turbulent_QC.h>
#include <Fluide_Quasi_Compressible.h>
#include <Assembleur_base.h>
#include <Probleme_base.h>
#include <Discret_Thyd.h>
#include <Param.h>
 
Implemente_instanciable(Navier_Stokes_Turbulent_QC, "Navier_Stokes_Turbulent_QC", Navier_Stokes_Turbulent);
// XD navier_stokes_turbulent_qc navier_stokes_turbulent navier_stokes_turbulent_qc INHERITS_BRACE Navier-Stokes
// XD_CONT equations under low Mach number as well as the associated turbulence model equations.
 
Sortie& Navier_Stokes_Turbulent_QC::printOn(Sortie& is) const { return Equation_base::printOn(is); }
 
Entree& Navier_Stokes_Turbulent_QC::readOn(Entree& is)
{
  assert(le_fluide);
  if (!sub_type(Fluide_Quasi_Compressible, le_fluide.valeur()))
    {
      Cerr << "ERROR: the equation " << this->que_suis_je() << " can be associated only to a quasi-compressible fluid." << finl;
      exit();
    }
  Navier_Stokes_Turbulent::readOn(is);
  divergence.set_description((Nom) "Mass flow rate=Integral(rho*u*ndS) [kg.s-1]");
  return is;
}
 
const Champ_Don_base& Navier_Stokes_Turbulent_QC::diffusivite_pour_transport() const
{
  return fluide().viscosite_dynamique();
}
 
/*! @brief Calls Navier_Stokes_Turbulent::mettre_a_jour and Convection_Diffusion_Chaleur_Turbulent_QC::mettre_a_jour_modele.
 *
 * @param temps Current time.
 */
void Navier_Stokes_Turbulent_QC::mettre_a_jour(double temps)
{
  Navier_Stokes_Turbulent::mettre_a_jour(temps);
  // Elie Saikali
  // for Pb_Hydraulique_Melange_Binaire_Turbulent_QC we do all in mettre_a_jour(temps) !
  if (probleme().que_suis_je() != "Pb_Hydraulique_Melange_Binaire_Turbulent_QC")
    ref_cast(Convection_Diffusion_Chaleur_Turbulent_QC,probleme().equation(1)).mettre_a_jour_modele(temps);
}
 
int Navier_Stokes_Turbulent_QC::impr(Sortie& os) const
{
  Navier_Stokes_Fluide_Dilatable_Proto::impr_impl(*this, os);
  return Navier_Stokes_Turbulent::impr(os);
}
 
void Navier_Stokes_Turbulent_QC::imprimer(Sortie& os) const
{
  Navier_Stokes_Turbulent::imprimer(os);
  return;
}
 
void Navier_Stokes_Turbulent_QC::discretiser()
{
  Navier_Stokes_Turbulent::discretiser();
  const Discret_Thyd& dis = ref_cast(Discret_Thyd, discretisation());
  dis.vitesse(schema_temps(), domaine_dis(), rho_la_vitesse_);
  rho_la_vitesse_->nommer("rho_u");
}
 
/*! @brief Successive calls to: Navier_Stokes_std::completer()
 *
 *       Mod_Turb_Hyd::completer() [on the turbulence member]
 *
 */
void Navier_Stokes_Turbulent_QC::completer()
{
  if (le_fluide->a_gravite())
    {
      Cerr << "Gravity=" << le_fluide->gravite() << finl;
      //the quasi-compressible NS equation may contain a gravity source term
      if (le_fluide->has_beta_t())    // for debugging - TO BE REMOVED LATER
        {
          Cerr << "Beta_t !=0  -> Boussinesq is currently used :" << finl;
        }
      else
        {
          Cerr << "Creation of the buoyancy source term for the Navier_Stokes_Turbulent_QC equation :" << finl;
          Source t;
          Source& so = les_sources.add(t);
          Nom type_so = "Source_QC_Gravite_";
          Nom disc = discretisation().que_suis_je();
          if (disc == "VEFPreP1B")
            disc = "VEF";
          type_so += disc;
          so.typer_direct(type_so);
          so->associer_eqn(*this);
          Cerr << so->que_suis_je() << finl;
        }
    }
 
  Navier_Stokes_Turbulent::completer();
}
 
/*! @brief See Equation_base::preparer_calcul(). Assembles the pressure solver and initializes the pressure.
 *
 * @return Always returns 1.
 */
int Navier_Stokes_Turbulent_QC::preparer_calcul()
{
  return Navier_Stokes_Turbulent::preparer_calcul();
}
 
bool Navier_Stokes_Turbulent_QC::has_champ(const Motcle& nom, OBS_PTR(Champ_base)& ref_champ) const
{
  if (nom == "rho_u")
    {
      ref_champ = rho_la_vitesse();
      return true;
    }
 
  if (Navier_Stokes_Turbulent::has_champ(nom, ref_champ))
    return true;
 
  if (milieu().has_champ(nom, ref_champ))
    return true;
 
  return false; /* nothing found */
}
 
bool Navier_Stokes_Turbulent_QC::has_champ(const Motcle& nom) const
{
  if (nom == "rho_u")
    return true;
 
  if (Navier_Stokes_Turbulent::has_champ(nom))
    return true;
 
  if (milieu().has_champ(nom))
    return true;
 
  return false; /* nothing found */
}
 
const Champ_base& Navier_Stokes_Turbulent_QC::get_champ(const Motcle& nom) const
{
  if (nom == "rho_u")
    return rho_la_vitesse();
 
  OBS_PTR(Champ_base) ref_champ;
 
  if (Navier_Stokes_Turbulent::has_champ(nom, ref_champ))
    return ref_champ;
 
  if (milieu().has_champ(nom, ref_champ))
    return ref_champ;
 
  throw std::runtime_error(std::string("Field ") + nom.getString() + std::string(" not found !"));
}
 
/*! @brief Computes the time derivative of the velocity unknown, i.e. the acceleration dU/dt, and returns it.
 *
 * Calls Equation_base::derivee_en_temps_inco(DoubleTab&).
 * Also computes the pressure.
 *
 * @param vpoint Array of acceleration values dU/dt.
 * @return Array of acceleration values (velocity derivative).
 */
DoubleTab& Navier_Stokes_Turbulent_QC::derivee_en_temps_inco(DoubleTab& vpoint)
{
  return Navier_Stokes_Fluide_Dilatable_Proto::derivee_en_temps_inco_impl(*this, vpoint);
}
 
void Navier_Stokes_Turbulent_QC::assembler(Matrice_Morse& mat_morse, const DoubleTab& present, DoubleTab& secmem)
{
  return Navier_Stokes_Fluide_Dilatable_Proto::assembler_impl(mat_morse, present, secmem);
}
void Navier_Stokes_Turbulent_QC::assembler_avec_inertie(Matrice_Morse& mat_morse, const DoubleTab& present, DoubleTab& secmem)
{
  return Navier_Stokes_Fluide_Dilatable_Proto::assembler_avec_inertie_impl(*this, mat_morse, present, secmem);
}
 
bool Navier_Stokes_Turbulent_QC::initTimeStep(double dt)
{
 
  DoubleTab& tab_vitesse = inconnue().valeurs();
 
  Fluide_Quasi_Compressible& fluide_QC = ref_cast(Fluide_Quasi_Compressible, le_fluide.valeur());
 
  const DoubleTab& tab_rho = fluide_QC.rho_discvit();
 
  DoubleTab& rhovitesse = rho_la_vitesse_->valeurs();
  Navier_Stokes_Fluide_Dilatable_Proto::rho_vitesse_impl(tab_rho, tab_vitesse, rhovitesse);
 
  return Navier_Stokes_Turbulent::initTimeStep(dt);
}