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Why wall velocity at the portion near the inlet is not zero?

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Old   April 17, 2009, 04:40
Smile Why wall velocity at the portion near the inlet is not zero?
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Dear all,

I did a simulation of laminar flow in a rectangular duct (CFX tutorials) and found that the wall velocity at the portion near the inlet boundary not to be zero although I already used hybrid values. Is there anyone tell me what the problem is?

Thank you
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