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How to treat BC at center of O mesh???

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Old   May 26, 2005, 14:12
Default How to treat BC at center of O mesh???
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DISC
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Use an O mesh (polar system) to calculate an incompressible flow. How to set BC at the center of the O mesh, to where all mesh lines in the radius direction sink?

How about interpolation, or, average?

Thanks for comments and sharing your experinece.

DISC

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