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Search: Posts Made By: andyru
Forum: OpenFOAM Programming & Development July 23, 2013, 06:59
Replies: 1
Views: 1,501
Posted By andyru
After a long night... direction mixed boundary condition approach, maybe?!

Hello,

here my update, maybe things become clearer:

since I want to impose
alpha*dp/dt = U*nwhere alpha*dp/dt represents a velocity term for that boundary in normal direction to that face, I...
Forum: OpenFOAM Programming & Development July 22, 2013, 06:39
Replies: 1
Views: 1,501
Posted By andyru
Question boundary condition: alpha*dp/dt = u&n

Dear Foamers,

normally, on wall boundaries for example, we must guarantee:
0 = U&nwhere U is the velocity vector and n is the patch normal surface vector,
and the inner product has to be zero....
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