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[ÇóÖú] ÀûÓÃDEFINE_EXCHANGE_PROPERTY±àµÄÕô·¢ºÍÀäÄýµÄudf£¬´óÏÀÃǰïÎÒ¿´¿´¶Ô²»¶Ô

#include "udf.h"                                                /*°üÀ¨³£¹æºê*/
#define  pi 3.1415                                            /*Ô²ÖÜÂʳ£Êý*/
#define  R 8.314                                             /*gas constant 8.314j/mol.K*/
#define  moleweight 0.018                                   /*SI unit water mole weight 0.018kg/mol */
#define A 7.19621
#define B 1730.63
#define C 233.426
                                    
DEFINE_EXCHANGE_PROPERTY(liq_gas_source, cell, thread, liq_i, gas_i)
{
  real m_lg;
  real P_SAT;
  Thread *gas = THREAD_SUB_THREAD(thread, gas_i);
  Thread *liq = THREAD_SUB_THREAD(thread, liq_i);

  P_SAT=exp(A-B/(C_T(cell,gas)+C-273.15))*1e3;     /*¶¨Òå±¥ºÍÕôÆûѹÓëÒºÏàζȵĹØÏµÊ½£¬¼´antoine¹«Ê½*/
  m_lg = 0.;
if(C_P(cell,liq)   m_lg=(P_SAT-C_P(cell,liq))*sqrt(moleweight/(2*pi*R*C_T(cell,gas)));  /*Õô·¢µÄÖÊÁ¿*/
if(C_P(cell,gas)>P_SAT)
  m_lg=(P_SAT-C_P(cell,gas))*sqrt(moleweight/(2*pi*R*C_T(cell,gas)));  /*Äý½áµÄÖÊÁ¿*/

  return (m_lg);
}

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2Â¥: Originally posted by fangdian at 2012-08-24 17:05:17
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ddup885: ½ð±Ò+2, ¡ïÓаïÖú 2012-08-27 16:15:52
xiegangmai: ½ð±Ò+1, лл²ÎÓë 2012-11-12 19:25:40
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ddup885

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ddup885: »ØÌûÖö¥ 2012-08-29 14:56:55
xiegangmai: ½ð±Ò+1, лл²ÎÓë 2012-10-10 21:20:39
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