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Forum: OpenFOAM Running, Solving & CFD

September 22, 2006, 04:28

Replies: 5

NuSGsWallFunction declaration type

Views: 4,273

Posted By eugene

Yes, wall functions are applie

Yes, wall functions are applied to the velocity field via an enhanced viscosity.

tau_w = (nu + nu_w) * du/dn_w

where the appropriate nu_w is calculated using the wall function.

Forum: OpenFOAM Running, Solving & CFD

September 21, 2006, 05:52

Replies: 5

NuSGsWallFunction declaration type

Views: 4,273

Posted By eugene

You need to add a value entry

You need to add a value entry to your nuSgsWallFunction boundary condition, like so:

bottomWall
{
type nuSgsWallFunction;
value uniform 1e-10;
}

Most boundary conditions require...

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