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#include "udf.h"
DEFINE_SOUECE(heat_source,cell, thread, dS, eqn)
{
real x,r,t,source=0;
define KV=2e-6;
define P=3e4;
define Pi=3.14195;
C_CENTROID(x,cell,thread);                      /*½«Íø¸ñ×ø±ê¸³ÓèxÊý×é
if£¨0.02<=x<=0.02002,r<=1e-4£©
{
source=(1-1/e)*P*KV/(Pi*(1e-4)^2);                      /*ÈÈÔ´±í´ï·½³Ì
dS=0;                                          
}
else
{
source=0;
}
return source;
}
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