Perte_Charge_Gen.h

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#ifndef Perte_Charge_Gen_included
#define Perte_Charge_Gen_included
 
#include <Perte_Charge_Singuliere.h>
#include <Domaine_forward.h>
#include <Champ_Don_base.h>
#include <Source_base.h>
#include <TRUST_Ref.h>
#include <Parser_U.h>
 
class Domaine_Cl_PolyMAC_family;
class Domaine_VF;
class Champ_Inc_base;
class Fluide_base;
class Param;
 
class Perte_Charge_Gen : public Source_base, public Perte_Charge_Singuliere
{
  Declare_base(Perte_Charge_Gen);
public:
 
  void dimensionner_blocs(matrices_t matrices, const tabs_t& semi_impl = {}) const override { } //rien
 
  void associer_pb(const Probleme_base&) override;  //!< associe le_fluide et la_vitesse
  void completer() override;
  void mettre_a_jour(double t) override;
  int sauvegarder(Sortie& os) const override;
  int reprendre(Entree& is) override;
 
protected:
 
  virtual void set_param(Param& param) const override;
  int lire_motcle_non_standard(const Motcle&, Entree&) override;
  void associer_domaines(const Domaine_dis_base&,const Domaine_Cl_dis_base&) override;
 
  //! Appele pour chaque face par ajouter()
  /**
     Utilise les intermediaires de calcul : u, norme_u, dh_valeur, reynolds
     Retourne le resultat calcule dans p_charge.
 
     Avantage : bonne factorisation.
     Inconvenient : cout de l'appel d'une methode virtuelle a
     l'interieur d'une boucle.
 
     \param u La vitesse a la face courante. 2 ou 3 composantes
     \param pos toto
     \param t titi
     \param norme_u La norme de la vitesse a la face courante
     \param dh Le diametre hydraulique a la face courante (tire de diam_hydr)
     \param nu la viscosite cinematique
     \param reynolds Le nombre de reynolds a la face courante : norme_u * dh_valeur / nu
     \param coeff_ortho coefficient dans la direction orthogonale
     \param coeff_long coefficient dans la direction longitudinale
     \param u_l vitesse dans la direction longitudinale
     \param v_valeur direction_longitudinale p_charge a 2 ou 3 composantes
     La perte de charge vaut -coeff_long*u_l*v_valeur -coeff_ortho(u -u_v*v_valeur)
  */
  virtual void coeffs_perte_charge(const DoubleVect& u, const DoubleVect& pos,
                                   double t, double norme_u, double dh, double nu, double reynolds,
                                   double& coeff_ortho, double& coeff_long, double& u_l, DoubleVect& v_valeur) const = 0;
 
  //! Diametre hydraulique utilise dans le calcul de la perte de charge
  OWN_PTR(Champ_Don_base) diam_hydr;
  //! Fluide associe au probleme
  OBS_PTR(Fluide_base) le_fluide;
  //! Vitesse associee a l'equation resolue
  OBS_PTR(Champ_Inc_base) la_vitesse;
  //! Domaine dans laquelle s'applique la perte de charge
  OBS_PTR(Domaine_VF) le_dom_vf_;
  OBS_PTR(Domaine_Cl_dis_base) le_dom_Cl_dis_;
 
  // Cas d'une sous-domaine
  bool sous_domaine = false; //!< Le terme est-il limite a une sous-domaine ?
  Nom nom_sous_domaine; //!< Nom de la sous-domaine, initialise dans readOn()
  OBS_PTR(Sous_Domaine) le_sous_domaine; //!< Initialise dans completer()
  int implicite_ = 1;
 
  mutable Parser_U lambda;
 
  IntVect num_faces, sgn; //if the pressure drop is regulated
};
 
#endif /* Perte_Charge_Gen_included */