cfd mesh

[micheltmpt]

hi all
i am tring to genrate a tet mesh for a hvac ducting.
what are the common guide lines like skewness value for triangular surface mesh,element length,aspect etc etc.

thanks in advance
michel

 

[PVI]

Michel,

It depends on the way your CFD system is based on FE,CV or FE/CV. An unstructured mesh with most equilateral elements do avoid numerical anisotropy....

use CFDesign, it'll do the trick without even thinking of the nature of your mesh....