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June 6, 2017, 22:28 |
Prism layer meshing to get correct Y+
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#1 |
New Member
Suraj Pawar
Join Date: Feb 2017
Posts: 16
Rep Power: 9 |
I am modelling KA 4 70 propeller using SST k-w gamma transition modeling. I am trying to do meshing such that I get value of Y+=1 so that boundary layer separation can be predicted. I tried adjusting the prism layer thickness but I am still get Y+ value greater than 1 at few places.
My prism layer thickness is 0.25, prism layer growth rate 1.2 and number of layers 10. I changed prism layer thickness from 0.5 to 0.25. Can you please guide me which parameters should I change to get smaller value of Y+? I am not able to get sufficient prism layers at trailing edge as the edge is sharp (wedge shape).My leading edge is also sharp but I was able to get prism layers at Leading edge. Thank you. |
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