1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright (C) 2009-2010 OpenCFD Ltd.
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
11 OpenFOAM is free software: you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by
13 the Free Software Foundation, either version 3 of the License, or
14 (at your option) any later version.
16 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 You should have received a copy of the GNU General Public License
22 along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
24 \*---------------------------------------------------------------------------*/
26 Info<< "Reading field U\n" << endl;
40 #include "createPhi.H"
42 singlePhaseTransportModel laminarTransport(U, phi);
44 autoPtr<incompressible::RASModel> turbulence
46 incompressible::RASModel::New(U, phi, laminarTransport)
49 Info<< "Calculating wall distance field" << endl;
50 volScalarField y(wallDist(mesh).y());
52 // Set the mean boundary-layer thickness
53 dimensionedScalar ybl("ybl", dimLength, 0);
55 if (args.optionFound("ybl"))
57 // If the boundary-layer thickness is provided use it
58 ybl.value() = args.optionRead<scalar>("ybl");
60 else if (args.optionFound("Cbl"))
62 // Calculate boundary layer thickness as Cbl * mean distance to wall
63 ybl.value() = gAverage(y) * args.optionRead<scalar>("Cbl");
67 FatalErrorIn(args.executable())
68 << "Neither option 'ybl' or 'Cbl' have been provided to calculate "
69 << "the boundary-layer thickness"
73 Info<< "\nCreating boundary-layer for U of thickness "
74 << ybl.value() << " m" << nl << endl;
77 // ************************************************************************* //