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Wall roughness

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April 23, 2004, 05:22	Wall roughness	#1
Jonathan Guest Posts: n/a	Hi all i am currently doing a simulation of turbulent flow inside a pipe. is there a correlation between wall roughness height and the friction factor relation for Nusselt correlations for turbulent pipe flow?

April 24, 2004, 23:44	Re: Wall roughness	#2
coma Guest Posts: n/a	hehe i also wonder the answer for it .can somebody tell us how to determine the roughness height and roughness constant

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