/usr/include/freefoam/incompressibleRASModels/wallNonlinearViscosityI.H is in libfreefoam-dev 0.1.0+dfsg-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 | /*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
Global
wallNonlinearViscosity
Description
Calculate wall viscosity for non-linear models
\*---------------------------------------------------------------------------*/
{
const fvPatchList& patches = mesh_.boundary();
const scalar yPlusLam = this->yPlusLam(kappa_.value(), E_.value());
forAll(patches, patchi)
{
const fvPatch& curPatch = patches[patchi];
if (isA<wallFvPatch>(curPatch))
{
const scalarField& nuw = nu().boundaryField()[patchi];
scalarField& nutw = nut_.boundaryField()[patchi];
forAll(curPatch, facei)
{
label faceCelli = curPatch.faceCells()[facei];
//- Using local Cmu
scalar Cmu25 = pow(Cmu_[faceCelli], 0.25);
scalar yPlus =
Cmu25*y_[patchi][facei]*sqrt(k_[faceCelli])/nuw[facei];
if (yPlus > yPlusLam)
{
nutw[facei] =
nuw[facei]
*(yPlus*kappa_.value()/log(E_.value()*yPlus) - 1);
}
else
{
nutw[facei] = 0.0;
}
}
}
}
}
// ************************ vim: set sw=4 sts=4 et: ************************ //
|