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Originally Posted by chegdan

I am a writing about the schemes that I used in my simulations in my thesis and could use some clarification on the linearUpwind and limitedLinear schemes. I have read http://www.cfd-online.com/Forums/ope...r-schemes.html and Alberto did a good explanation, but I need a little more clarification.

linearUpwind:

I know linearUpwind is second order and bounded by a limiter (e.g. cellMDLimited from http://www.cfd-online.com/Forums/ope...lllimited.html).

Originally Posted by stevenvanharen

Just deleting is not a good idea. Just use stitchMesh.

After using stitchMesh you will see the boundaries are still present in the boundary file bu they will contain 0 faces. You can just delete them from this file in this case (don't forget to change the number of boundaries at the top of the boundary file).