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2D air parabolic velocity profile

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Old   November 11, 2008, 05:23
Default 2D air parabolic velocity profile
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Does anybody know a 2-D steady state velocity profile for air for laminar flow? I made an udf but it doesnt look nice. I need a "well-shaped" parabola for my profile.

Thank you
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Old   November 11, 2008, 13:05
Default Re: 2D air parabolic velocity profile
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For Channel and Pipe flows, it is a parabolic one. Just Google with the key word "Poiseulle Flow" and you will get it. One of the millions is:

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Old   November 12, 2008, 09:43
Default Re: 2D air parabolic velocity profile
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there is a detailed example for your problem in the FLUENT UDF-manual (chapter 8.1) which also includes the udf source-file.
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