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Forum: FLUENT

December 18, 2009, 17:24

Replies: 30

flow over a cylinder 2D

Views: 5,160

Posted By arash_7444

yes, you are right because of that i change it to...

yes, you are right because of that i change it to "e-epsilon" model...after that i could not see vortex shedding, it converge but i cannot see the vortex shedding, BUT when use "laminar" model it...

Forum: FLUENT

December 18, 2009, 16:50

Replies: 30

flow over a cylinder 2D

Views: 5,160

Posted By arash_7444

Thanks a lot CFDuser. I got it :)

Thanks a lot CFDuser. I got it :)

Forum: FLUENT

December 18, 2009, 16:41

Replies: 30

flow over a cylinder 2D

Views: 5,160

Posted By arash_7444

Hi guys, Thanks for your response. ...

Hi guys,

Thanks for your response.

@CFDUSER: you said "with a RANS model u cant really model the vortex shedding" so does it mean that i always use the laminar model? even for Re=3x10^3 ???

Forum: FLUENT

December 18, 2009, 13:18

Replies: 30

flow over a cylinder 2D

Views: 5,160

Posted By arash_7444

finally,I solved it, But still something...

finally,I solved it, But still something confusing me:

First time, I tried to solve it like Non-dimensional value so that, I put air density equal to 1 and velocity equal to 1 and also the...

Forum: FLUENT

December 18, 2009, 10:04

Replies: 30

flow over a cylinder 2D

Views: 5,160

Posted By arash_7444

flow over a cylinder 2D

Dear all,

I'm new with fluent, and I'm trying to investigate flow over a cylinder.

it works perfectly in low Reynolds number, but I can not see the vortex shedding in higher Reynolds number...

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