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Search: Posts Made By: DoHander
Forum: Main CFD Forum April 15, 2010, 14:51
Replies: 5
Views: 3,856
Posted By DoHander
You can estimate the height of the first row of...

You can estimate the height of the first row of cells at the wall imposing an y+ of say 100 and providing the Mach and Reynolds numbers for your case. You have an y+ calculator here in cfd-online...
Forum: Main CFD Forum April 15, 2010, 11:42
Replies: 5
Views: 3,856
Posted By DoHander
y+ from 1 to 28 means your grid is bad. For...

y+ from 1 to 28 means your grid is bad. For Spalart Allmaras you need to keep your y+ less then 1 OR larger then 100. Using a grid with y+ from 1 to 100 will give you a bad solution.

Do
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