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Roughness in Cebeci-Smith

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Old   January 17, 2005, 14:03
Default Roughness in Cebeci-Smith
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Biga
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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
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Old   January 19, 2005, 05:33
Default Re: Roughness in Cebeci-Smith
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Tom
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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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