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[ÇóÖú] Fluent DEFINE_SPECIFIC_HEATÔËÐÐÎÊÌâ

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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