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00001 /*---------------------------------------------------------------------------*\ 00002 ========= | 00003 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox 00004 \\ / O peration | 00005 \\ / A nd | Copyright (C) 1991-2005 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 the 00013 Free Software Foundation; either version 2 of the License, or (at your 00014 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, write to the Free Software Foundation, 00023 Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00024 00025 Class 00026 noDragModel 00027 00028 Description 00029 standard drag law model with a lower limit on the Cd-value 00030 00031 \*---------------------------------------------------------------------------*/ 00032 00033 #ifndef noDragModel_H 00034 #define noDragModel_H 00035 00036 #include "dragModel.H" 00037 00038 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00039 00040 namespace Foam 00041 { 00042 00043 /*---------------------------------------------------------------------------*\ 00044 Class noDragModel Declaration 00045 \*---------------------------------------------------------------------------*/ 00046 00047 class noDragModel 00048 : 00049 public dragModel 00050 { 00051 00052 public: 00053 00054 //- Runtime type information 00055 TypeName("noDragModel"); 00056 00057 00058 // Constructors 00059 00060 //- Construct from components 00061 noDragModel 00062 ( 00063 const dictionary& dict 00064 ); 00065 00066 00067 // Destructor 00068 00069 ~noDragModel(); 00070 00071 00072 // Member Functions 00073 00074 scalar Cd 00075 ( 00076 const scalar ReynoldsNumber, 00077 const scalar deviation 00078 ) const; 00079 00080 scalar relaxationTime 00081 ( 00082 const vector& URel, 00083 const scalar diameter, 00084 const scalar rho, 00085 const scalar liquidDensity, 00086 const scalar nu, 00087 const scalar deviation 00088 ) const; 00089 00090 }; 00091 00092 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00093 00094 } // End namespace Foam 00095 00096 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00097 00098 #endif 00099 00100 // ************************************************************************* //