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::dragModel 00026 00027 Description 00028 Foam::dragModel 00029 00030 \*---------------------------------------------------------------------------*/ 00031 00032 #ifndef dragModel_H 00033 #define dragModel_H 00034 00035 #include <OpenFOAM/IOdictionary.H> 00036 #include <finiteVolume/fvCFD.H> 00037 00038 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00039 00040 namespace Foam 00041 { 00042 00043 /*---------------------------------------------------------------------------*\ 00044 Class dragModel Declaration 00045 \*---------------------------------------------------------------------------*/ 00046 00047 class dragModel 00048 { 00049 00050 protected: 00051 00052 // Protected data 00053 00054 const dictionary& dict_; 00055 00056 public: 00057 00058 //- Runtime type information 00059 TypeName("dragModel"); 00060 00061 00062 // Declare runtime constructor selection table 00063 00064 declareRunTimeSelectionTable 00065 ( 00066 autoPtr, 00067 dragModel, 00068 dictionary, 00069 ( 00070 const dictionary& dict 00071 ), 00072 (dict) 00073 ); 00074 00075 00076 // Constructors 00077 00078 //- Construct from components 00079 dragModel 00080 ( 00081 const dictionary& dict 00082 ); 00083 00084 00085 // Destructor 00086 00087 virtual ~dragModel(); 00088 00089 00090 // Selector 00091 00092 static autoPtr<dragModel> New 00093 ( 00094 const dictionary& dict 00095 ); 00096 00097 00098 // Member Functions 00099 00100 virtual scalar Cd 00101 ( 00102 const scalar ReynoldsNumber, 00103 const scalar deviation 00104 ) const = 0; 00105 00106 virtual scalar relaxationTime 00107 ( 00108 const vector& URel, 00109 const scalar diameter, 00110 const scalar rho, 00111 const scalar liquidDensity, 00112 const scalar nu, 00113 const scalar deviation 00114 ) const = 0; 00115 00116 }; 00117 00118 00119 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00120 00121 } // End namespace Foam 00122 00123 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00124 00125 #endif 00126 00127 // ************************ vim: set sw=4 sts=4 et: ************************ //
