00001 /*---------------------------------------------------------------------------*\ 00002 ========= | 00003 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox 00004 \\ / O peration | 00005 \\ / A nd | Copyright (C) 1991-2011 OpenCFD Ltd. 00006 \\/ M anipulation | 00007 ------------------------------------------------------------------------------- 00008 License 00009 This file is part of OpenFOAM. 00010 00011 OpenFOAM is free software: you can redistribute it and/or modify it 00012 under the terms of the GNU General Public License as published by 00013 the Free Software Foundation, either version 3 of the License, or 00014 (at your option) any later version. 00015 00016 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT 00017 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00018 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 00019 for more details. 00020 00021 You should have received a copy of the GNU General Public License 00022 along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>. 00023 00024 \*---------------------------------------------------------------------------*/ 00025 00026 #include "viscosityModel.H" 00027 #include <finiteVolume/volFields.H> 00028 #include <finiteVolume/fvcGrad.H> 00029 00030 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * // 00031 00032 namespace Foam 00033 { 00034 defineTypeNameAndDebug(viscosityModel, 0); 00035 defineRunTimeSelectionTable(viscosityModel, dictionary); 00036 } 00037 00038 00039 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * // 00040 00041 Foam::viscosityModel::viscosityModel 00042 ( 00043 const word& name, 00044 const dictionary& viscosityProperties, 00045 const volVectorField& U, 00046 const surfaceScalarField& phi 00047 ) 00048 : 00049 name_(name), 00050 viscosityProperties_(viscosityProperties), 00051 U_(U), 00052 phi_(phi) 00053 {} 00054 00055 00056 // * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * * // 00057 00058 Foam::tmp<Foam::volScalarField> Foam::viscosityModel::strainRate() const 00059 { 00060 return sqrt(2.0)*mag(symm(fvc::grad(U_))); 00061 } 00062 00063 00064 bool Foam::viscosityModel::read(const dictionary& viscosityProperties) 00065 { 00066 viscosityProperties_ = viscosityProperties; 00067 00068 return true; 00069 } 00070 00071 00072 // ************************ vim: set sw=4 sts=4 et: ************************ //
