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#include "udf.h"
enum
{
        pmv
};
DEFINE_ADJUST(pmv_myudf,domain)
{
Thread *t;
cell_t c;
thread_loop_c(t,domain)
{
         begin_c_loop(c,t)
{
double t_myudf=C_T(c,t)-273.15;
double speed_u_myudf=C_U(c,t);
double speed_v_myudf=C_V(c,t);
double speed_w_myudf=C_W(c,t);
double mh2o_myudf=C_YI(c,t,0);      
double clo=0.55;
double icl_myudf=0.08525;   
double fcl_myudf;  
double tcl_myudf;   
double tcl1_myudf;
double tcl2_myudf;   
double temperary1_myudf;
double temperary2_myudf;
double hc_myudf;
double tr_myudf=t_myudf;              
double M_myudf=58.0;              
double W_myudf=0.0;
double p_myudf=101325;
double pa_myudf;
double a_myudf;
double b_myudf;
double c_myudf;
double d_myudf;
double e_myudf;
double f_myudf;         
double L_myudf;
double speed_myudf=sqrt(pow(speed_u_myudf,2.0)+pow(speed_v_myudf,2.0)+pow(speed_w_myudf,2.0));                 
pa_myudf=29*mh2o_myudf/(18+11*mh2o_myudf)*p_myudf;
if (icl_myudf<0.078)
   fcl_myudf=1.00+1.290*icl_myudf;
else
   fcl_myudf=1.05+0.645*icl_myudf;                                      
tcl1_myudf=40;
hc_myudf=1;
tcl2_myudf=35.7-0.025*(M_myudf-W_myudf)-icl_myudf*(0.0000000396*fcl_myudf*(pow((tcl1_myudf+273),4)-pow((tr_myudf+273),4))+fcl_myudf*hc_myudf*(tcl1_myudf-t_myudf));
while (tcl1_myudf-tcl2_myudf>0.000001)
{
  tcl1_myudf=tcl2_myudf;
  temperary1_myudf=2.38*pow((tcl1_myudf-t_myudf),0.25);
  temperary2_myudf=12.1*pow(speed_myudf,0.5);
     if (temperary1_myudf<temperary2_myudf)
     hc_myudf=temperary2_myudf;
     else
     hc_myudf=temperary1_myudf;                                 
   tcl2_myudf=35.7-0.025*(M_myudf-W_myudf)-icl_myudf*(0.0000000396*fcl_myudf*(pow((tcl1_myudf+273),4)-pow((tr_myudf+273),4))+fcl_myudf*hc_myudf*(tcl1_myudf-t_myudf));
   }
tcl_myudf=tcl2_myudf;                    
a_myudf=0.0000000396*fcl_myudf*(pow((tcl_myudf+273),4.0)-pow((tr_myudf+273),4.0));
b_myudf=fcl_myudf*hc_myudf*(tcl_myudf-t_myudf);
c_myudf=0.00305*(5733-6.99*(M_myudf-W_myudf)-pa_myudf);
d_myudf=0.42*(M_myudf-W_myudf-58.15);
e_myudf=0.000017*M_myudf*(5867-pa_myudf);
f_myudf=0.0014*M_myudf*(34-t_myudf);            
L_myudf=M_myudf-W_myudf-(a_myudf+b_myudf+c_myudf+d_myudf+e_myudf+f_myudf);
C_UDSI(c,t,pmv)=(0.303*exp(-0.036*M_myudf)+0.028)*L_myudf;
}
end_c_loop(c,t)
}
}

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