how to display recirculation zone?

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 October 30, 2005, 10:34 how to display recirculation zone? #1 Judy Guest   Posts: n/a For swirling burner,there will exist recirculation zone. But I have a problem: how to display the size and length of recirculation zone in FLUENT? Thank you!

 October 31, 2005, 03:32 Re: how to display recirculation zone? #2 Robert Szasz Guest   Posts: n/a I usually plot the iso-contour of 0 axial velocity. Regards, Robert

 October 31, 2005, 08:39 Re: how to display recirculation zone? #3 Judy Guest   Posts: n/a Thanks for your reply! But if I want to know the exact dimension of the recirculation zone, what should I do? Regards,Judy

 November 5, 2005, 22:33 Re: how to display recirculation zone? #4 lcw Guest   Posts: n/a what's the meaning of 0 axial velocity? there are three velocities in the x,y,z directions repectively. which one should I choose? thank you?

 November 14, 2005, 10:58 Re: how to display recirculation zone? #5 Robert Szasz Guest   Posts: n/a I meant the velocity component which is parallel to the symmetry axis of the burner (i.e. U if the symmetry axis is 0x).

 November 14, 2005, 11:12 Re: how to display recirculation zone? #6 Robert Szasz Guest   Posts: n/a I would extract the 0-isosurface (Surface->Iso-Surface) and then in Report->Surface Integrals you can check the dimensions of the surface. Regards, Robert

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