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Forum: ANSYS Meshing & Geometry

September 20, 2010, 12:04

Replies: 18

y+ Value & Aspect Ratio {Wind Tunnel Model}

Views: 6,824

Posted By jlichtwa

Reference length is the characteristic length of...

Reference length is the characteristic length of your geometry. For a wing, it is the mean aerodynamic chord, for an airfoil it is just the chord. For this box, it would be the edge length.

Forum: ANSYS Meshing & Geometry

September 18, 2010, 21:32

Replies: 18

y+ Value & Aspect Ratio {Wind Tunnel Model}

Views: 6,824

Posted By jlichtwa

Try this for your y+ calculations, should make it...

Try this for your y+ calculations, should make it much easier in predicting your wall spacing

http://geolab.larc.nasa.gov/APPS/YPlus/

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