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Pressure drop and flow drag

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Old   April 7, 2005, 22:11
Default Pressure drop and flow drag
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Li
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Hi,

I am simulation flow across a blunt boday. Based on force balance in a closed system, the inlet-outlet pressure drop and the total drag force (sum of friction and form drag) should have the relationship of: DeltaP*A_inlet=Drag force

Am I right? I found my simulation results do not agree with this. Can anyone help me? Thank you very much.

Li
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