00001 /*---------------------------------------------------------------------------*\ 00002 ========= | 00003 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox 00004 \\ / O peration | 00005 \\ / A nd | Copyright (C) 2008-2010 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::ConstantRateDevolatilisation 00026 00027 Description 00028 Constant rate devolatisation model 00029 - need to set vapourisation temperature to 600 K 00030 00031 \*---------------------------------------------------------------------------*/ 00032 00033 #ifndef ConstantRateDevolatilisation_H 00034 #define ConstantRateDevolatilisation_H 00035 00036 #include <lagrangianIntermediate/DevolatilisationModel.H> 00037 00038 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00039 00040 namespace Foam 00041 { 00042 /*---------------------------------------------------------------------------*\ 00043 Class ConstantRateDevolatilisation Declaration 00044 \*---------------------------------------------------------------------------*/ 00045 00046 template<class CloudType> 00047 class ConstantRateDevolatilisation 00048 : 00049 public DevolatilisationModel<CloudType> 00050 { 00051 // Private data 00052 00053 // Model constants 00054 00055 //- Rate constant (suggested default = 12) [1/s] 00056 const scalar A0_; 00057 00058 //- Volatile residual coefficient (0-1) 00059 // When the fraction of volatiles are depleted below this 00060 // threshold, combustion can occur 00061 const scalar volatileResidualCoeff_; 00062 00063 00064 public: 00065 00066 //- Runtime type information 00067 TypeName("ConstantRateDevolatilisation"); 00068 00069 00070 // Constructors 00071 00072 //- Construct from dictionary 00073 ConstantRateDevolatilisation 00074 ( 00075 const dictionary& dict, 00076 CloudType& owner 00077 ); 00078 00079 00080 //- Destructor 00081 virtual ~ConstantRateDevolatilisation(); 00082 00083 00084 // Member Functions 00085 00086 //- Flag to indicate whether model activates devolatilisation model 00087 virtual bool active() const; 00088 00089 //- Update model 00090 virtual scalar calculate 00091 ( 00092 const scalar dt, 00093 const scalar mass0, 00094 const scalar mass, 00095 const scalar T, 00096 const scalar YVolatile0, 00097 const scalar YVolatile, 00098 bool& canCombust 00099 ) const; 00100 }; 00101 00102 00103 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00104 00105 } // End namespace Foam 00106 00107 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00108 00109 #ifdef NoRepository 00110 # include <lagrangianIntermediate/ConstantRateDevolatilisation.C> 00111 #endif 00112 00113 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00114 00115 #endif 00116 00117 // ************************ vim: set sw=4 sts=4 et: ************************ //
