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Forum: FLUENT

February 24, 2015, 04:18

Replies: 11

velocity contours

Views: 2,975

Posted By ghost82

I see that you used cfd-post for post processing;...

I see that you used cfd-post for post processing; by default tangential velocity is not available, so first you need to set rotation axis in cfd-post (define global rotation axis) and calculate...

Forum: FLUENT

February 24, 2015, 03:56

Replies: 11

velocity contours

Views: 2,975

Posted By ghost82

Yes, your tangential velocity contour is wrong:...

Yes, your tangential velocity contour is wrong: do not confuse x or z velocity (in your case) with tangential velocity.
See definition here of tangential velocity and how fluent handles it:...

Forum: FLUENT

February 23, 2015, 18:16

Replies: 11

velocity contours

Views: 2,975

Posted By ghost82

Sorry to be repetitive, but did you check if the...

Sorry to be repetitive, but did you check if the rotation axis is coincident with the "vertical axis" of your cyclone? If the cyclone is centered in respect to the origin rotation axis is y or -y....

Forum: FLUENT

February 23, 2015, 10:23

Replies: 11

velocity contours

Views: 2,975

Posted By ghost82

Did you set correctly the rotation axis origin...

Did you set correctly the rotation axis origin and direction in fluid panel?
Vasava was asking if you enabled the reference frame calculation in your simulation: if you don't know what it is,...

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