Pb_Phase_field.cpp

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#include <Milieu_Phase_field.h>
#include <Pb_Phase_field.h>
#include <Verif_Cl.h>
 
Implemente_instanciable(Pb_Phase_field,"Pb_Phase_field",Pb_Fluide_base);
// XD pb_phase_field Pb_base pb_phase_field INHERITS_BRACE Problem to solve local instantaneous
// XD_CONT incompressible-two-phase-flows. Complete description of the Phase Field model for incompressible and
// XD_CONT immiscible fluids can be found into this PDF: TRUST_ROOT/doc/TRUST/phase_field_non_miscible_manuel.pdf
// XD attr milieu_phase_field milieu_phase_field milieu_phase_field REQ The fluid medium associated with the problem.
// XD attr navier_stokes_phase_field navier_stokes_phase_field navier_stokes_phase_field OPT Navier Stokes equation for
// XD_CONT the Phase Field problem.
// XD attr convection_diffusion_phase_field convection_diffusion_phase_field convection_diffusion_phase_field OPT
// XD_CONT Cahn-Hilliard equation of the Phase Field problem. The unknown of this equation is the concentration C.
 
Sortie& Pb_Phase_field::printOn(Sortie& os) const
{
  return Pb_Fluide_base::printOn(os);
}
 
Entree& Pb_Phase_field::readOn(Entree& is)
{
  return Pb_Fluide_base::readOn(is);
}
 
/*! @brief Renvoie l'equation d'hydraulique de type Navier_Stokes_std si i=0 Renvoie l'equation de convection-diffusion de type
 *
 *     Convection_Diffusion_Concentration si i=1
 *     (l'equation de convection diffusion peut-etre vectorielle)
 *     (version const)
 *
 * @param (int i) l'index de l'equation a renvoyer
 * @return (Equation_base&) l'equation correspondante a l'index
 */
const Equation_base& Pb_Phase_field::equation(int i) const
{
  assert((i == 0) || (i == 1));
  if (i == 0)
    return eq_hydraulique_;
  else
    return eq_concentration_;
}
 
/*! @brief Renvoie l'equation d'hydraulique de type Navier_Stokes si i=0 Renvoie l'equation de convection-diffusion de type
 *
 *     Convection_Diffusion_Concentration si i=1
 *     (l'equation de convection diffusion peut-etre vectorielle)
 *
 * @param (int i) l'index de l'equation a renvoyer
 * @return (Equation_base&) l'equation correspondante a l'index
 */
Equation_base& Pb_Phase_field::equation(int i)
{
  assert((i == 0) || (i == 1));
  if (i == 0)
    return eq_hydraulique_;
  else
    return eq_concentration_;
}
 
/*! @brief Associe un milieu au probleme, Si le milieu est de type
 *
 *       - Fluide_Incompressible, il sera associe a l'equation de l'hydraulique
 *       - Constituant, il sera associe a l'equation de convection-diffusion
 *     Un autre type de milieu provoque une erreur
 *
 * @param (Milieu_base& mil) le milieu physique a associer au probleme
 * @throws mauvais type de milieu physique
 */
void Pb_Phase_field::associer_milieu_base(const Milieu_base& mil)
{
  if (sub_type(Milieu_Phase_field, mil))
    {
      eq_hydraulique_.associer_milieu_base(mil);
      eq_concentration_.associer_milieu_base(mil);
    }
  else
    {
      Cerr << "A medium of type " << mil.que_suis_je() << " can not be used with " << finl;
      Cerr << "a problem of type Pb_Phase_field. Use Milieu_Phase_field !!!" << finl;
      Process::exit();
    }
}
 
void Pb_Phase_field::typer_lire_milieu(Entree& is)
{
  le_milieu_.resize(1); // 1 medium only : Milieu_Phase_field
  is >> le_milieu_.back(); // On commence par la lecture du milieu
  associer_milieu_base(le_milieu_.back().valeur()); // On l'associe a chaque equations (methode virtuelle pour chaque pb ...)
 
  Probleme_base::discretiser_equations();
 
  // remontee de l'inconnue vers le milieu
  for (int i = 0; i < nombre_d_equations(); i++)
    equation(i).associer_milieu_equation();
 
  equation(0).milieu().discretiser((*this), la_discretisation_.valeur()); /* meme milieu */
}
 
/*! @brief Teste la compatibilite des equations de convection-diffusion et de l'hydraulique.
 *
 * Le test se fait sur les conditions
 *     aux limites discretisees de chaque equation.
 *     Appel la fonction de librairie hors classe:
 *       tester_compatibilite_hydr_concentration(const Domaine_Cl_dis_base&,const Domaine_Cl_dis_base&)
 *
 * @return (int) code de retour propage
 */
int Pb_Phase_field::verifier()
{
  const Domaine_Cl_dis_base& domaine_Cl_hydr = eq_hydraulique_.domaine_Cl_dis();
  const Domaine_Cl_dis_base& domaine_Cl_co = eq_concentration_.domaine_Cl_dis();
  return tester_compatibilite_hydr_concentration(domaine_Cl_hydr, domaine_Cl_co);
}