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#include "udf.h"  
#include "sg_mphase.h"  
#define T_SAT 327   
#define LAT_HT 2.e3


DEFINE_SOURCE(liq_src, cell, pri_th, dS, eqn)
{
  Thread *mix_th, *sec_th;  
  real m_dot_l;
  mix_th = THREAD_SUPER_THREAD(pri_th);  
  sec_th = THREAD_SUB_THREAD(mix_th,1);
  if(C_T(cell, mix_th)>=T_SAT)  
{
  m_dot_l = -0.1*C_VOF(cell, pri_th)*C_R(cell, pri_th)* fabs(C_T(cell, mix_th) - T_SAT)/T_SAT;
    dS[eqn] = -0.1*C_R(cell, pri_th)*fabs(C_T(cell, mix_th) - T_SAT)/T_SAT;
              
}  else {
    m_dot_l = 0.1*C_VOF(cell, sec_th)*C_R(cell, sec_th)*fabs(T_SAT-C_T(cell,mix_th))/T_SAT;

    dS[eqn] = 0.;  
}
return m_dot_l;
}

DEFINE_SOURCE(vap_src, cell, sec_th, dS, eqn)
{
  Thread * mix_th, *pri_th;
  real m_dot_v;
  mix_th = THREAD_SUPER_THREAD(sec_th);
  pri_th = THREAD_SUB_THREAD(mix_th, 0);
  if(C_T(cell, mix_th)>=T_SAT)
{
    m_dot_v = 0.1*C_VOF(cell, pri_th)*C_R(cell, pri_th)*fabs(C_T(cell, mix_th) - T_SAT)/T_SAT;
    dS[eqn] = 0.;
   } else {
    m_dot_v = -0.1*C_VOF(cell, sec_th)*C_R(cell, sec_th)*fabs(T_SAT-C_T(cell,mix_th))/T_SAT;
                    
    dS[eqn] = -0.1*C_R(cell, sec_th)* fabs(C_T(cell, mix_th) - T_SAT)/T_SAT;
                    
}
  return m_dot_v;
}
DEFINE_MASS_TRANSFER(lic_gas_source,cell,thread,from_index,from_species_index,to_index,to_species_index)

{
        Thread *gas, *liq;
    real m_1g;
    gas=THREAD_SUB_THREAD(thread,from_index);
    liq=THREAD_SUB_THREAD(thread,to_index);

m_1g=0.;
if(C_T(cell,liq)>=T_SAT)
m_1g=-0.1*C_VOF(cell,liq)*C_R(cell,liq)*fabs(C_T(cell,liq)-T_SAT)/T_SAT;
else{
if(m_1g==0.)
m_1g=0.1*C_VOF(cell,gas)*C_R (cell,gas)* fabs(T_SAT-C_T(cell,gas))/T_SAT;
}
return (m_1g);
}

DEFINE_SOURCE(enrg_src, cell, mix_th, dS, eqn)
{
  Thread *pri_th, *sec_th;
  real m_dot;
  pri_th = THREAD_SUB_THREAD(mix_th, 0);
  sec_th = THREAD_SUB_THREAD(mix_th, 1);
  if(C_T(cell, mix_th)>=T_SAT)
{
    m_dot = -0.1*C_VOF(cell, pri_th)*C_R(cell, pri_th)*fabs(C_T(cell, mix_th) - T_SAT)/T_SAT;
    dS[eqn] =  -0.1*C_VOF(cell, pri_th)*C_R(cell, pri_th)/T_SAT;
   }
else {                             
    m_dot = 0.1*C_VOF(cell, sec_th)*C_R(cell, sec_th)*fabs(T_SAT-C_T(cell,mix_th))/T_SAT;
    dS[eqn] = 0.1*C_VOF(cell, sec_th)*C_R(cell, sec_th)/T_SAT;
   }
  return LAT_HT*m_dot;  
}

[ Last edited by li2hebe on 2014-2-2 at 17:00 ]
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