Rupture_bulles_1groupe_Yao_Morel.cpp

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/// Wei Yao, Christophe Morel, Volumetric interfacial area prediction in upward bubbly two-phase flow, International Journal of Heat and Mass Transfer, 2004, https://doi.org/10.1016/j.ijheatmasstransfer.2003.06.004
 
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#include <Rupture_bulles_1groupe_Yao_Morel.h>
#include <Pb_Multiphase.h>
 
Implemente_instanciable(Rupture_bulles_1groupe_Yao_Morel, "Rupture_bulles_1groupe_Yao_Morel", Rupture_bulles_1groupe_base);
// XD Rupture_bulles_1groupe source_base Rupture_bulles_1groupe NO_BRACE Source term of interfacial area breakup
// XD attr bloc bloc_lecture bloc REQ should be { }
// XD attr Yao_Morel chaine Yao_Morel REQ Yao Morel correlation
 
Sortie& Rupture_bulles_1groupe_Yao_Morel::printOn(Sortie& os) const
{
  return os;
}
 
Entree& Rupture_bulles_1groupe_Yao_Morel::readOn(Entree& is)
{
  n_l = find_liquid_phase();
  return is;
}
 
void Rupture_bulles_1groupe_Yao_Morel::coefficient(const DoubleTab& alpha, const DoubleTab& p, const DoubleTab& T,
                                                   const DoubleTab& rho, const DoubleTab& nu, const DoubleTab& sigma, double Dh,
                                                   const DoubleTab& ndv, const DoubleTab& d_bulles,
                                                   const DoubleTab& eps, const DoubleTab& k_turb,
                                                   DoubleTab& coeff) const
{
  const int N = alpha.dimension(0);
  const double fac_sec = 1.e4;
  for (int k = 0; k < N ; k++)
    if (k != n_l) //phase gazeuse
      if (alpha(k) > 1./fac_sec)
        {
          const double We = 2. * rho(n_l) * std::pow(eps(n_l) * d_bulles(k), 2. / 3.) * d_bulles(k) / sigma(k, n_l);
 
          // TI coefficient for secmem
          coeff(k, n_l) = Kb1*1/std::min(1.0 + Kb2*alpha(n_l)*std::sqrt(We/We_cr), fac_sec)*std::exp(-std::sqrt(We_cr/We));
 
          // dTI/dalpha coefficient for mat
          coeff(n_l, k) = Kb1*Kb2*std::sqrt(We/We_cr)/std::min(1. + Kb2*std::sqrt(We/We_cr)*(1. - alpha(k)), fac_sec) / std::min(1. + Kb2*std::sqrt(We/We_cr)*(1. - alpha(k)), fac_sec)*std::exp(-std::sqrt(We_cr/We));
        }
}