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Roughness in Cebeci-Smith

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January 17, 2005, 13:03	Roughness in Cebeci-Smith	#1
Biga Guest Posts: n/a	Hey all, Does anybody have any information on how to specify wall roughness in a Cebeci-Smith (or any other algebraic) turbulence model? Any help is welcome! =) Biga

January 19, 2005, 04:33	Re: Roughness in Cebeci-Smith	#2
Tom Guest Posts: n/a	The usual way to do it is to replace y by y+y_0 in the mixing length. Here y_0 is the roughness length.

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