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Zero pressure gradient wall boundary condition

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Old   January 6, 2020, 20:22
Default Zero pressure gradient wall boundary condition
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Jerry
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Hello everyone,

I want to apply zero pressure gradient wall boundary condition (dp/dn=0) in CFX. Could somebody explain how to set this boundary condition?

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Jerry
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Old   January 6, 2020, 22:09
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Glenn Horrocks
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I understand this boundary condition is already applied to the pressure equation at wall boundaries. It would be wise to have a look at the pressure gradients to some wall boundaries to check, however.
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Old   January 6, 2020, 22:27
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Thanks a lot!
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