Urgent : Convective Boundary Condition -- CFD Online Discussion Forums

August 9, 2011, 09:36	Urgent : Convective Boundary Condition	#1
sayans New Member Sayan Sadhu Join Date: Aug 2011 Posts: 2 Rep Power: 0	hi, In fluent I need to apply convective boundary condition at outlet. It will be very helpful if anyone can do this udf. d(phi)/dt + ud(phi)/dx = 0 ((phi)i,n-(Phi)i,n-1)/dt + u((phi)i,n-(phi)i-1,n)/dx = 0 i= space index, n= time index, u= outlet boundary normal velocity, dx= space step, dt= time step gemusia likes this. Last edited by sayans; August 9, 2011 at 09:42. Reason: equation picture not coming

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