00001 /*---------------------------------------------------------------------------*\ 00002 ========= | 00003 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox 00004 \\ / O peration | 00005 \\ / A nd | Copyright (C) 1991-2010 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 Class 00025 Foam::StochasticDispersionRAS 00026 00027 Description 00028 The velocity is perturbed in random direction, with a 00029 Gaussian random number distribution with variance sigma. 00030 where sigma is defined below 00031 00032 \*---------------------------------------------------------------------------*/ 00033 00034 #ifndef StochasticDispersionRAS_H 00035 #define StochasticDispersionRAS_H 00036 00037 #include <lagrangianIntermediate/DispersionRASModel.H> 00038 00039 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00040 00041 namespace Foam 00042 { 00043 00044 /*---------------------------------------------------------------------------*\ 00045 Class StochasticDispersionRAS Declaration 00046 \*---------------------------------------------------------------------------*/ 00047 00048 template<class CloudType> 00049 class StochasticDispersionRAS 00050 : 00051 public DispersionRASModel<CloudType> 00052 { 00053 public: 00054 00055 //- Runtime type information 00056 TypeName("StochasticDispersionRAS"); 00057 00058 00059 // Constructors 00060 00061 //- Construct from components 00062 StochasticDispersionRAS 00063 ( 00064 const dictionary& dict, 00065 CloudType& owner 00066 ); 00067 00068 00069 //- Destructor 00070 virtual ~StochasticDispersionRAS(); 00071 00072 00073 // Member Functions 00074 00075 //- Flag to indicate whether model activates injection model 00076 virtual bool active() const; 00077 00078 //- Update (disperse particles) 00079 virtual vector update 00080 ( 00081 const scalar dt, 00082 const label celli, 00083 const vector& U, 00084 const vector& Uc, 00085 vector& UTurb, 00086 scalar& tTurb 00087 ); 00088 }; 00089 00090 00091 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00092 00093 } // End namespace Foam 00094 00095 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00096 00097 #ifdef NoRepository 00098 # include <lagrangianIntermediate/StochasticDispersionRAS.C> 00099 #endif 00100 00101 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00102 00103 #endif 00104 00105 // ************************ vim: set sw=4 sts=4 et: ************************ //
