CFD Online Discussion Forums - Can I calculate 'wallshearstress' for multiphase simulation?

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Jung hoo

August 3, 2016 08:58

How can the velocity at the atmosphere exist?

Hello, I simulated damBreak(ras) tutorial, and I found that the velocities at the atmosphere are not zero.

As you can see below, the value of alpha.water doesn't exist at the atmosphere.

http://www.cfd-online.com/Forums/<a ...psczsdpdvo.png http://i1180.photobucket.com/albums/...psczsdpdvo.png http://i1180.photobucket.com/albums/...pso1suzb0w.png

Then how can the velocities at the atmosphere exist?

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