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Forum: Main CFD Forum

September 10, 2010, 08:22

Replies: 4

How to clarify vortex shedding of airfoil

Views: 2,747

Posted By David.yang

Dear all, Thanks a lot. I have found some...

Dear all,

Thanks a lot.
I have found some papers. It was reported that the St will decrease from 0.21 to 0.12 with increase of angle of attack for an airfoil. So, St=0.21 is not important.
...

Forum: Main CFD Forum

September 8, 2010, 06:36

Replies: 4

How to clarify vortex shedding of airfoil

Views: 2,747

Posted By David.yang

Dear Ganesh, Thank you for your reply. ...

Dear Ganesh,

Thank you for your reply.

The Reynolds number in my case si 2e5, AOA=18, the wing is stall. It was expected to get a clear vortex sheding characteristics, such as St=0.2. But, I...

Forum: Main CFD Forum

September 7, 2010, 03:05

Replies: 4

How to clarify vortex shedding of airfoil

Views: 2,747

Posted By David.yang

How to clarify vortex shedding of airfoil

Dear all,

I have carried out a LES simulation for 2D airfoil in big angle of attack. Power Spedtra of CL CD and velocities of some points in wake showed that there are many peaks from tens to...

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