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Forum: Main CFD Forum

November 30, 2022, 09:26

Replies: 8

Good estimates for the friction velocity?

Views: 760

Posted By LuckyTran

Btw there is a Y+ calculator...

Btw there is a Y+ calculator (https://www.cfd-online.com/Tools/yplus.php) provided on the wiki, the links briefly lists over a dozen correlations for the friction coefficient, and gives some more...

Forum: Main CFD Forum

November 27, 2022, 12:10

Replies: 8

Good estimates for the friction velocity?

Views: 760

Posted By LuckyTran

Either you do a crude CFD simulation first and...

Either you do a crude CFD simulation first and get an estimate or the wall shear stress (and might as well get y+ from it while you're there) or you get your favorite empirical correlation for the...

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