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Old   February 14, 2008, 09:15
Default Boundary Condition- VOF
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Hi, I 'm using Fluent 6.3 . I'm modeling Open Channel flow. What BC shall i assign to top of the channel... ??????

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Old   February 14, 2008, 13:27
Default Re: Boundary Condition- VOF
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Pressure far field can be assigned. For that u shoud make sure that above the free surface the domain (mesh containing air) extends to a suitable height. i.e. where u dont expect any gradient.
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