Want to make clear about periodic BCs -- CFD Online Discussion Forums

December 3, 2002, 21:07	Want to make clear about periodic BCs	#1
babyface Guest Posts: n/a	What is the mathematical description of periodic BCs, especially in flow direction. Assume set U(inlet)=U(outlet), how can I input the inlet velocity at the first time step? What is the physical meaning of it? Thanks

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