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Reply To: Velocity boundary conditions

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› Forums › OpenLB › General Topics › Velocity boundary conditions › Reply To: Velocity boundary conditions

May 17, 2021 at 3:56 pm #5674
mathias
Keymaster

Using a pressure boundary means fixing the density which is not a good idea if you are interested in the density evolutions. You should set a convetion boundary condition instead, which is a Neuman condition for density and velocity!