Echange_contact_Correlation_VDF.h

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#ifndef Echange_contact_Correlation_VDF_included
#define Echange_contact_Correlation_VDF_included
 
#include <Echange_global_impose.h>
#include <Domaine_forward.h>
#include <Parser_U.h>
 
class Milieu_base;
class Front_VF;
class Domaine_VDF;
class Param;
 
class Echange_contact_Correlation_VDF: public Echange_global_impose
{
 
  Declare_instanciable(Echange_contact_Correlation_VDF);
 
public:
 
  void mettre_a_jour(double) override;
  void completer() override;
  virtual void imprimer(double) const;
  virtual int limpr(double, double) const;
 
  /*
   * Methode qu'on peut surcharger  dans les classes filles pour definir un Nusselt particulier
   * Sinon on peut rentrer dans le jdd directement une fonction Nusselt de Reynolds local et Prandtl local.
   * Elle se charge de renvoyer la valeur du coefficient d'echange sur la maille i.
   */
  virtual double calculer_coefficient_echange(int i);
 
  /*
   * Methode qu'on peut surcharger  dans les classes filles pour definir une forme particuliere.
   * Sinon on peut rentrer dans le jdd une fonction de la surface laterale S et du diametre hydraulique Dh.
   * Elle calcule le volume d'une tranche de fluide de surface laterale s et de diametre hydraulique d.
   * Cette fonction depend donc de la geometrie pour laquelle la correlation est ecrite
   * (plaques paralleles, cylindres etc...)
   */
  virtual double volume(double s, double d);
 
  /*
   * Renvoie U et T et les proprietes physiques sur la maille 1D i
   */
  inline double getU(int i) const { return U(i); }
  inline double getT(int i) const { return T(i); }
  inline double getMu(int i) const { return mu(i); }
  inline double getLambda(int i) const { return lambda(i); }
  inline double getRho(int i) const { return rho(i); }
  inline double getCp() const { return Cp; }
  inline double getDh() const { return diam; }
  inline double getQh() const { return debit; }
 
protected:
  void set_param(Param& param) const override;
  int lire_motcle_non_standard(const Motcle&, Entree&) override;
 
  void calculer_CL();
  void calculer_Q();
  void calculer_prop_physique();
  void trier_coord();
  void calculer_Vitesse();
  void calculer_Tfluide();
  void calculer_h_mon_pb(DoubleTab&);
  void calculer_h_solide(DoubleTab&, const Equation_base&, const Domaine_VDF&, const Front_VF&, const Milieu_base&);
  void init_tab_echange();
 
  IntVect correspondance_solide_fluide;
  DoubleTab autre_h;
  bool Reprise_temperature = false;
 
  DoubleTab tab_ech;
 
  double Tinf = -100., Tsup = -100.; // Temperature entree, sortie
  double T_CL0 = -100., T_CL1 = -100.; // CL sur le domaine. En seq. = Tinf et Tsup ; En parallele = Tvoisin
  int dir = -1; // Direction du cylindre
  Parser_U lambda_T;
  Parser_U mu_T;
  Parser_U rho_T;
  Parser_U fct_Nu;
  Parser_U fct_vol;
  double dt_impr = -100.;
  double Cp = -100.;
  double debit = -100.;
 
  double diam = -100.; // diametre hydraulique
  DoubleVect vol; // volumes des tranches Sdz du volume suivant la direction de l'ecoulement
  DoubleVect coord; // coordonnees des points de discretisation 1D
 
  int N = -1;   // nb de points du maillage 1D pour la vitesse et la temperature
  DoubleVect U, T; // inconnues fluides vitesse et temperature
  DoubleVect Qvol; // puissance volumique dans le fluide 1D
  DoubleVect rho, mu, lambda; // tableau des proprietes physiques du fluide a un instant donne
  DoubleVect h_correlation; // le coeff d'echange par correlation
 
};
 
#endif