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Forum: FLUENT

August 10, 2013, 08:15

Replies: 7

"Y plus" very important!!!

Views: 2,622

Posted By behest

Dear friend The drag coefficient is depend to...

Dear friend
The drag coefficient is depend to y+ value. I suggest to you to consider 30< y+ <300 initially; but if the results was not sufficient precision, then use another y+.
It has had an...

Forum: FLUENT

August 8, 2013, 18:31

Replies: 7

"Y plus" very important!!!

Views: 2,622

Posted By behest

Actually, every boundary layer is divided into...

Actually, every boundary layer is divided into three parts: 1-sublayer 2-buffer layer 3-log law layer. All RANS turbulent models estimate viscosity and this viscosity is also included of molecular...

Forum: FLUENT

August 8, 2013, 15:38

Replies: 7

"Y plus" very important!!!

Views: 2,622

Posted By behest

hello, Y+ is very effective in the calculation,...

hello,
Y+ is very effective in the calculation, and the value may be 5-24 or 24-500 for RANS turbulence model. But it can be changeable for your simulation and results

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