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Pressure gradient/ Skin friction in periodic flows

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Old   May 17, 2012, 23:13
Default Pressure gradient/ Skin friction in periodic flows
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Hi fellows,

I'm trying to implement a wall model in an LES code to then apply body forces(pressure gradient) in a cyclic streamwise boundaries. My question is how are the pressure gradient and skin fiction should be balanced to have no flow acceleration.
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law of the wall, pressure gradient, skin friction

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