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Forum: Main CFD Forum

June 15, 2013, 06:12

Replies: 5

Q-criterion in 2D flows

Views: 6,635

Posted By FMDenaro

- Definition of a vortex tube, as described by...

- Definition of a vortex tube, as described by the book of Chorin and Marsden. You just have a 2D closed curve since the tube is infinitely extended in the orthogonal direction of the flow plane.
-...

Forum: Main CFD Forum

June 15, 2013, 05:19

Replies: 5

Q-criterion in 2D flows

Views: 6,635

Posted By FMDenaro

I agree that vorticity magnitude is not...

I agree that vorticity magnitude is not automatically a detection of vortical structure (e.g., think of the case of Poiseuille flow), however I see no necessity in trying to use the Q criterion for...

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