relation between pressure drop and gas-wall friction? -- CFD Online Discussion Forums

September 20, 2009, 08:48	relation between pressure drop and gas-wall friction?	#1
gonski New Member david.notay Join Date: Mar 2009 Posts: 20 Rep Power: 17	Hi, What is the relation between the pressure drop and the wall shear stress in a pipe flow? they are largely equal to each other regardless laminar or turbulent flow? Here the wall shear stress is calculated by viscositygradient(u)/dn. Your hints would be greatly appreciated. Regards, Gonski Last edited by gonski; September 20, 2009 at 17:04.*

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