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slip or noslip U BC in openfoam?

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Old   September 8, 2018, 18:46
Default slip or noslip U BC in openfoam?
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Federico Agustín Caccia
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I'm modeling head loss in a pipe using openfoam. I'm using k-epsilon turbulence model. Since I don't want to model the viscous layer, I'm using wall law, for k and epsilon (so I use kqRWallFunction and epsilonWallFunction). Should I use slip or noSlip BC for U on walls? (I know from the theory we should apply a tangential stress to U instead of a fixed 0 value, but I don't know how it's implemented on OpenFoam).
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head loss, kepsilon, pipe, slip, wall law


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