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Forum: OpenFOAM Running, Solving & CFD

August 24, 2011, 07:56

Replies: 2

Direction of a Neumann BC

Views: 1,304

Posted By fisch

thanks steven, so it points always outwards.

thanks steven,

so it points always outwards.

Forum: OpenFOAM Running, Solving & CFD

August 23, 2011, 10:09

Replies: 2

Direction of a Neumann BC

Views: 1,304

Posted By fisch

Direction of a Neumann BC

Hi,

i know that e.g. a Neumann BC for the pressure at a patch is defined as dp/dn where n is the normal to the wall.
My question is, in which direction points this normal vector?
Always in or...

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