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#include "udf.h"
DEFINE_SOURCE£¨heat_source£¬c£¬t£¬dS£¬ eqn£©
{
real resistance£¬I£¬T_k £¬source£»
real resistance£¬source£»
real T_C£¬V_cell£»
T_K=C_T£¨c£¬t£©£»
V_C=3.14*9.1*9.1*65*0.000000001£»
T_C=C_T£¨c£¬t£©¡ª273.15£»
I=Idis£»
resistance=£¨£¨¡ª0.0001*£¨T_C£©*£¨T_C£©*£¨T_C£©£©+0.0134*T_C£©*£¨T_C£©¡ª0.5345*£¨T_C£©+12.407£©/£¨1000£©£»
source=£¨resistance*£¨I*I£©+I*T_K*0.0005£©*£¨1/V_cell£©£»
dS[eqn]=0£»
return source
}

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3Â¥: Originally posted by nickma at 2017-03-29 10:08:44
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ÖØÐÂÊÔÁËһϣ¬¿ÉÒÔµ¼È룬ÓÖ³öÏÖÐÂÎÊÌâÁË£¬line 7: C_T: undeclared variable
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nickma

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5Â¥: Originally posted by songyahao at 2017-03-29 20:27:06
ÖØÐÂÊÔÁËһϣ¬¿ÉÒÔµ¼È룬ÓÖ³öÏÖÐÂÎÊÌâÁË£¬line 7: C_T: undeclared variable
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#include "udf.h"
DEFINE_SOURCE(heat_source,c,t,dS,eqn)
{
real resistance,I,T_K,source;
real T_C,V_cell,V_C,Idis;
T_K=C_T(c,t);
V_C=3.14*9.1*9.1*65*0.000000001;
T_C=C_T(c,t)-273.15;
I=Idis;
resistance=((-0.0001*(T_C)*(T_C)*(T_C))+0.0134*T_C)*((T_C)-0.5345*(T_C)+12.407)/(1000.0);
source=(resistance*(I*I)+I*T_K*0.0005)*(1/V_cell);
dS[eqn]=0;
return source;
}
6Â¥2017-03-29 22:24:38
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