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Fluent DEFINE_SPECIFIC_HEATÔËÐÐÎÊÌâ
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ÐèҪдһ¸ö±ÈÈÈËæÎ¶ȺͿռäλÖñ仯µÄUDF£¬³ÌÐòÈçÏ¡£¼ÓÔØµ½fluent ÖÐûÓб¨´í£¬µ«ÊÇÒ»³õʼ»¯¾Í¿¨ÔÚÄǺܳ¤Ê±¼ä¡£ÏëÎÊÏ´ó¼ÒÕâÊÇÔõô»ØÊ£¿ÊdzÌÐòдµÄÓÐÎÊÌ⻹ÊDZ¾Éí´úÂëÅÜÆðÀ´Ì«Âý£¿ #include "udf.h" DEFINE_SPECIFIC_HEAT(cell_CO2_spec,T,Tref,h,yi) { Domain *domain; real x[ND_ND]; real l; real spec; Thread *thread; cell_t cell; domain = Get_Domain(2); thread_loop_c(thread,domain) { begin_c_loop(cell,thread) { C_CENTROID(x,cell,thread); l=sqrt(pow(x[1],2.)+pow(x[2],2.)); if(l<0.002) { if (T >= 312.87 && T< 472.67) spec = 5965.03982*pow((T-310.39985),-0.35861); else { spec = 0.22052*T+1029.2392; } } else { spec=1115.1; } } end_c_loop(cell,thread) } *h = spec * (T-Tref); return(spec); }@ÔÂÖ»À¶@beefly |
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