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Ò»¸öÇòÌåÄ£ÐÍ£¬ÍùÀïͨÈë»ìºÏ¹¤ÖÊ ÆäÖаüº¬Ë®ÕôÆû ²ÉÓÃÁ˶à×é·Ö´«ÊäÀ´È·¶¨»ìºÏ¹¤ÖʵÄ×é³É ÐèÒª¿¼ÂÇ»ìºÏ¹¤ÖÊÖÐË®ÕôÆøµÄÀäÄýÇé¿ö ÔÚÍøÉϲéÁËÏÂÀäÄýµÄUDF ¶¼ÊǶàÏàÁ÷µÄ ËùÒÔ¼ÓÈë¶àÏàÁ÷Ä£ÐÍ Ê×ÏàΪ»ìºÏ¹¤ÖÊ ´ÎÏàΪˮ£¨ÒºÌ壩 Ôڱ߽çÌõ¼þµÄfluidÉèÖÃÖеÄmixtureÑ¡ÏîÖпòÑ¡source terms ÔÚengeryÖе¼ÈëÄÜÁ¿Ïî ÔÚÊ×ÏàÖÐÒ²¿òÑ¡source terms ²¢ÇÒÔÚË®ÕôÆøÏîÖе¼Èëvap_src ͬÀíÔÚ´ÎÏàÖе¼Èëliq_src ÉèÖúýøÐеü´ú µ«ÊdzöÏÖ¼¸ÖÖ´íÎó 1 Äܵü´úµ«Ã»²úÉúÖÊÁ¿×ªÒÆ 2²»ÄܽøÐеü´ú Ìáʾ´íÎó ºÃÏñ·¢É¢Ö®ÀàµÄ ÒòΪ¸Õ¿ªÊ¼Ñ§Ï°UDF ¶ÔÓÚÕâ·½Ãæ²»Ì«Àí½â ¶ÔÓÚTHREAD_SUPER_THREAD(pri_th)ÒÔ¼°THREAD_SUB_THREAD(mix_th,1) À¨ºÅÖеIJÎÊýÈçºÎÈ·¶¨ ÒÔ¼°Ö¸Õëµ½µ×Ö¸ÏòÄÄÀï²»ÊǺÜÇå³þ ÔÚFLUENT HELPÖп´ÁËÏ Ҳ²»ÊÇÌ«Ã÷°× Ï£ÍûÄܰïæ½â´ðÏ »òÕßÓÐÕâ·½Ãæ¾ÑéµÄÄܽ»Á÷Ï ÒÔÏÂÊDzÉÓõÄUDF ÓÉÓÚ¸Õ½øÂÛ̳ ½ð±ÒÊýÌ«ÉÙ ÐüÉͽðÉÙÇë¼ûÁ #include "udf.h" #include "sg_mphase.h" #define T_SAT 373 #define LAT_HT 1.e3 DEFINE_SOURCE(vap_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,sec_th)*C_R(cell,sec_th)*fabs(C_T(cell,mix_th)-T_SAT)/T_SAT; dS[eqn]=0; } else { m_dot_l=-0.1*C_VOF(cell,pri_th)*C_R(cell,pri_th)*fabs(T_SAT-C_T(cell,mix_th))/T_SAT; dS[eqn]=-0.1*C_R(cell,pri_th)*fabs(C_T(cell,mix_th)-T_SAT)/T_SAT; } return m_dot_l; } DEFINE_SOURCE(liq_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,sec_th)*C_R(cell,sec_th)*fabs(C_T(cell,mix_th)-T_SAT)/T_SAT; dS[eqn]=-0.1*C_R(cell,sec_th)*fabs(C_T(cell,mix_th)-T_SAT)/T_SAT; } else { m_dot_v=0.1*C_VOF(cell,pri_th)*C_R(cell,pri_th)*fabs(T_SAT-C_T(cell,mix_th))/T_SAT; dS[eqn]=0; } return m_dot_v; } 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,sec_th)*C_R(cell,sec_th)*fabs(C_T(cell,mix_th)-T_SAT)/T_SAT; dS[eqn]=-0.1*C_VOF(cell,sec_th)*C_R(cell,sec_th)/T_SAT; } else { m_dot=0.1*C_VOF(cell,pri_th)*C_R(cell,pri_th)*fabs(T_SAT-C_T(cell,mix_th))/T_SAT; dS[eqn]=0.1*C_VOF(cell,pri_th)*C_R(cell,pri_th)/T_SAT;} return LAT_HT*m_dot; } |
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