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¸÷λ£ºÎÒµÄÎÊÌâÊDZÚÃæÎü¸½¼×È©¡£ ±ÚÃæÎü¸½º¯ÊýΪS=(C(x,t)-C(x,t-1))*Ks/delta time£¬ÕâÀïµÄŨ¶ÈÊÇÓÃÒþʽ¸ñʽ£¬¼´´ËʱºÍÉÏһʱ¿ÌŨ¶ÈµÄ²îÖµ¡£ÐèÒªÖ¸³öµÄÊÇ£¬Ö»ÓÐÔÚ½ü±ÚÃæµÄʱºò²Å·¢ÉúÎü¸½×÷Óã¬ÆäËûÇøÓòS=0.¡£ ÎÒÏëͨ¹ý×é·ÖÊäÔË·½³Ì¸½¼ÓÔ´ÏîÀ´ÊµÏÖ£¬ÒÔÏÂÊÇÎÒµÄudf£¬Íû¸÷λ²»Áߴͽ̣¬±¾È˲»Éõ¸Ð¼¤ #include"udf.h" #define Ks=1000.0 /*ÖÊÔ´±í´ïʽ*/ DEFINE_SOURCE(mass_source,f,t,dS,eqn) { real physical_dt,phi_old,con,source=0.0; int zone_ID=22;/*±ÚÃæID*/ cell_t c0; face_t f; Thread *t0; Thread *inletstrip=Lookup_Thread(Get_Domain(1),zone_ID); c0=F_C0(f,inletstrip); t0=THREAD_T0(inletstrip); /*±ÚÃæÖ¸Õë*/ /*begin_f_loop(f,t0) {*/ physical_dt=RP_Get_Real("physical-time-step" ;/*Çó³ödelta time*/ phi_old=C_STORAGE_R(f,t0,SV_Yi_M1(i)); /*ÉÏһʱ¿ÌµÄ×é·Ö·ÖÊý*/ con=0.5*Ks*(F_Yi(f,t0)/*-phi_old*/); source=2.0*con/physical_dt; /*} end_f_loop(f,t0) */ dS[eqn]=0.0; return source; } @ÔÂÖ»À¶ @beefly ·¢×ÔСľ³æIOS¿Í»§¶Ë |
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