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#include "udf.h"
DEFINE_PROFILE(inlet_velocity,thread,position)
{
real t,v;
face_t f;
begin_f_loop(f,thread)
{
t=RP_Get_Real("flow-time" );
{
if(t>0 && t<=60)
{
v=2t+1;
}

else if(t>60 && t<=300)
{
v=t+61;
}

}
F_PROFILE(f,thread,position)=v;
}
end_f_loop(f,thread)
}
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