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Calculating mass flow rate

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April 3, 2008, 15:13	Calculating mass flow rate	#1
cfd novice Guest Posts: n/a	Hi Guys Can some one tell me please what is the relationship between mass flow rate (Ubar) and friction Reynolds number (Re tau). I need to calculate mass flow rate (Ubar) from Re tau. Thanks in advance

April 3, 2008, 18:31	Re: Calculating mass flow rate	#2
cfd novice Guest Posts: n/a	Basically I am using periodic/cyclic BC at my inlet & outlet. I dont have U or P given, I have only Re tau. How can I calculte velocity from Re tau and then mass flow rate for my channel flow. Thanks in advance for answer. cfd novice

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