Rupture_bulles_2groupes_Smith.cpp

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/////////////////////////////////////////////////////////////////////////////
 
/// T.R. Smith, J.P. Schlegel, T. Hibiki, M. Ishii, Mechanistic modeling of interfacial area transport in large diameter pipes,
/// International Journal of Multiphase Flow, Volume 47, 2012, https://doi.org/10.1016/j.ijmultiphaseflow.2012.06.009
 
/////////////////////////////////////////////////////////////////////////////
 
 
#include <Rupture_bulles_2groupes_Smith.h>
#include <Pb_Multiphase.h>
 
Implemente_instanciable(Rupture_bulles_2groupes_Smith, "Rupture_bulles_2groupes_Smith", Rupture_bulles_2groupes_base);
// XD Rupture_bulles_2groupes source_base Rupture_bulles_2groupes NO_BRACE Source term of interfacial area breakup
// XD attr bloc bloc_lecture bloc REQ hydraulic diameter should be specified
// XD attr smith chaine smith REQ Smith correlation
 
Sortie& Rupture_bulles_2groupes_Smith::printOn(Sortie& os) const
{
  return os;
}
 
Entree& Rupture_bulles_2groupes_Smith::readOn(Entree& is)
{
  return is;
}
 
void Rupture_bulles_2groupes_Smith::coefficient_TI(const DoubleTab& alpha, const DoubleTab& p, const DoubleTab& T,
                                                   const DoubleTab& rho, const DoubleTab& nu, const DoubleTab& sigma, const double Dh,
                                                   const DoubleTab& ndv, const DoubleTab& d_bulles,
                                                   const DoubleTab& eps, const DoubleTab& k_turb, const int n_l, const int n_g1, const int n_g2,
                                                   DoubleTab& coeff) const
{
 
  const double We1 = 2. * rho(n_l) * std::pow(eps(n_l) * d_bulles(n_g1), 2. / 3.) * d_bulles(n_g1) / sigma(n_g1, n_l);
  const double D_crit = 4. * std::sqrt(sigma(n_g1, n_l) / g / (rho(n_l) - rho(n_g1)));
  const double d2_eff = std::max(d_bulles(n_g2), D_crit);
  const double We2 = 2. * rho(n_l) * std::pow(eps(n_l) * d2_eff, 2. / 3.) * d2_eff / sigma(n_g2, n_l);
  const double ratio_Dc_D2 = D_crit / d2_eff;
  const double Dcrit_overD2_13_over3 = std::pow(ratio_Dc_D2, 13. / 3.);
  const double Dcrit_overD2_5 = std::pow(ratio_Dc_D2, 5.);
 
  // TI (1) coefficient for secmem
  coeff(n_g1, n_l) = (alpha(n_g1) > 1. / fac_sec_) ? 0.12 * C_TI1 * std::exp(-We_cr1 / We1) * std::sqrt(1. - std::min(We_cr1 / We1, 1.)) : 0.;
  coeff(n_l, n_g1) = coeff(n_g1, n_l);
 
  // TI (2) coefficient for secmem
  coeff(n_g2, n_l) = (alpha(n_g2) > 1. / fac_sec_) ? 0.378 * C_TI2 * std::exp(-We_cr2 / We2) * std::sqrt(1. - std::min(We_cr1 / We2, 1.)) * std::max(1. - 0.212 * Dcrit_overD2_13_over3, 0.) : 0.;
  coeff(n_l, n_g2) = coeff(n_g2, n_l);
 
  // TI (21) coefficient for secmem
  coeff(n_g1, n_g2) = (alpha(n_g2) > 1. / fac_sec_) ? 6.165 * C_TI21 * std::exp(-We_cr2 / We2) * std::sqrt(1. - std::min(We_cr1 / We2, 1.)) * std::max(0.212 * Dcrit_overD2_13_over3 - 0.167 * Dcrit_overD2_5, 0.) : 0.;
  coeff(n_g2, n_g1) = coeff(n_g1, n_g2);
 
}
void Rupture_bulles_2groupes_Smith::coefficient_SI(const DoubleTab& alpha, const DoubleTab& p, const DoubleTab& T,
                                                   const DoubleTab& rho, const DoubleTab& nu, const DoubleTab& sigma, const double Dh,
                                                   const DoubleTab& ndv, const DoubleTab& d_bulles,
                                                   const DoubleTab& eps, const DoubleTab& k_turb, const int n_l, const int n_g1, const int n_g2,
                                                   DoubleTab& coeff) const
{
 
  const double La_square = sigma(n_g2, n_l) / g / (rho(n_l)-rho(n_g2));
  const double C_D2 = 8./3. * (1.-std::min(alpha(n_g2),0.81)) * (1.-std::min(alpha(n_g2),0.81));
  const double D_crit = 4. * std::sqrt(sigma(n_g2, n_l) / g / (rho(n_l)-rho(n_g1)));
  const double Ur2 = std::min(ndv(n_l, n_g2), std::sqrt(4. / 3. * std::max(d_bulles(n_g2), D_crit) / C_D2 * g * std::abs(rho(n_l) - rho(n_g2)) / rho(n_l) * (alpha(n_l))));
 
  // SI coefficient for secmem
  coeff(n_g2, n_l) = (alpha(n_g2) > 1. / fac_sec_) ? 2.616e-4 * C_RC2 * std::cbrt(eps(n_l)) / Dh / Dh * std::pow(La_square, 1. / 6.) * std::max(1. - std::exp(-C_RC0 * std::sqrt(alpha(n_g2))), 0.) + 1.425e-7 * C_WE2 * (1. - std::exp(-0.7 * alpha(n_g2))) * 0.94 * Ur2 * std::cbrt(C_D2) / La_square : 0.;
  coeff(n_l, n_g2) = coeff(n_g2, n_l);
 
}
void Rupture_bulles_2groupes_Smith::coefficient_SO(const DoubleTab& alpha, const DoubleTab& p, const DoubleTab& T,
                                                   const DoubleTab& rho, const DoubleTab& nu, const DoubleTab& sigma, const double Dh,
                                                   const DoubleTab& ndv, const DoubleTab& d_bulles,
                                                   const DoubleTab& eps, const DoubleTab& k_turb, const int n_l,  const int n_g1,  const int n_g2,
                                                   DoubleTab& coeff) const
{
  const double D_crit = 4. * std::sqrt(sigma(n_g2, n_l) / g / (rho(n_l) - rho(n_g1)));
  const double d2_eff = std::max(d_bulles(n_g2), D_crit);
  const double We2 = 2. * rho(n_l) * std::pow(eps(n_l) * d2_eff, 2. / 3.) * d2_eff / sigma(n_g2, n_l);
  const double Ur2 = std::max(ndv(n_l, n_g2), std::sqrt(1. / 2. * D_crit * g * std::abs(rho(n_l) - rho(n_g2)) / rho(n_l)));
 
  // SO1 coefficient for secmem
  coeff(n_g1, n_l) = (alpha(n_g2) > 1. / fac_sec_) ? 8.0 * C_S0 * std::pow(rho(n_l), 3. / 5.) * std::pow(ndv(n_l, n_g2), 1. / 5.) * std::pow(sigma(n_g2, n_l), 2. / 5.) / rho(n_g2) / std::pow(Dh, 2. / 5.) / std::pow(We_cr2, 3. / 5.) * std::max(1. - std::pow(We_SO / We2, 4.), 0.) : 0.;
  coeff(n_l, n_g1) = coeff(n_g1, n_l);
 
  // SO2 coefficient for secmem
  coeff(n_g2, n_l) = (alpha(n_g2) > 1. / fac_sec_) ? -0.36 * C_S0 * sigma(n_g2, n_l) / rho(n_g2) / Ur2 * std::max(1. - We_SO / We2, 0.) : 0.;
  coeff(n_l, n_g2) = coeff(n_g2, n_l);
}