I have once again adjusted my UDF. But still I can't find a way to retrieve the value of the working torque. Can someone give me a hint about this? Thank you very much

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#include "udf.h"

DEFINE_TRANSIENT_PROFILE(testudf,CURRENT_TIME)

{

real omega_ts=0.0; /*starting omega*/

real omega_tf=600.0; /*final omega*/

real Jt=0.000554; /*Moment Inertia of the Turbin*/

real delta_t=0.0001; /*delta t simulation*/

real CURRENT_TIMESTEP;

real CURRENT_TIME;

real alpha_t; /*angular acceleration*/

Thread *t;

cell_t c;

t=Lookup_Thread(d,9); /*Zone ID = 9*/

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begin_c_loop (c,t)

{

alpha_t= Mt/Jt; /*M = J*alpha, but how can I retrieve the value of Mt?*/

omega_ts+=alpha_t*CURRENT_TIMESTEP;

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if (omega_ts > omega_tf)

{omega_ts = omega_tf;}

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THREAD_VAR(t).fluid.omega=omega_ts; /*I'm also not sure about this syntax or macro*/

}

end_c_loop (c,t)

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}