00001 /*---------------------------------------------------------------------------*\ 00002 ========Merkle= | 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::phaseChangeTwoPhaseMixtures::Merkle 00026 00027 Description 00028 Merkle cavitation model. 00029 00030 Reference: 00031 @verbatim 00032 C. L. Merkle, J. Feng, and P. E. O. Buelow, 00033 "Computational modeling of the dynamics of sheet cavitation", 00034 in Proceedings Third International Symposium on Cavitation 00035 Grenoble, France 1998. 00036 @endverbatim 00037 00038 SourceFiles 00039 Merkle.C 00040 00041 \*--------------------------------------------------------------------*/ 00042 00043 #ifndef Merkle_H 00044 #define Merkle_H 00045 00046 #include "../phaseChangeTwoPhaseMixture/phaseChangeTwoPhaseMixture.H" 00047 00048 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00049 00050 namespace Foam 00051 { 00052 namespace phaseChangeTwoPhaseMixtures 00053 { 00054 00055 /*--------------------------------------------------------------------*\ 00056 Class Merkle 00057 \*--------------------------------------------------------------------*/ 00058 00059 class Merkle 00060 : 00061 public phaseChangeTwoPhaseMixture 00062 { 00063 // Private data 00064 00065 dimensionedScalar UInf_; 00066 dimensionedScalar tInf_; 00067 dimensionedScalar Cc_; 00068 dimensionedScalar Cv_; 00069 00070 dimensionedScalar p0_; 00071 00072 dimensionedScalar mcCoeff_; 00073 dimensionedScalar mvCoeff_; 00074 00075 00076 public: 00077 00078 //- Runtime type information 00079 TypeName("Merkle"); 00080 00081 00082 // Constructors 00083 00084 //- construct from components 00085 Merkle 00086 ( 00087 const volVectorField& U, 00088 const surfaceScalarField& phi, 00089 const word& alpha1Name = "alpha1" 00090 ); 00091 00092 00093 // Destructor 00094 00095 virtual ~Merkle() 00096 {} 00097 00098 00099 // Member Functions 00100 00101 //- Return the mass condensation and vaporisation rates as a 00102 // coefficient to multiply (1 - alphal) for the condensation rate 00103 // and a coefficient to multiply alphal for the vaporisation rate 00104 virtual Pair<tmp<volScalarField> > mDotAlphal() const; 00105 00106 //- Return the mass condensation and vaporisation rates as an 00107 // explicit term for the condensation rate and a coefficient to 00108 // multiply (p - pSat) for the vaporisation rate 00109 virtual Pair<tmp<volScalarField> > mDotP() const; 00110 00111 //- Correct the Merkle phaseChange model 00112 virtual void correct(); 00113 00114 //- Read the transportProperties dictionary and update 00115 virtual bool read(); 00116 }; 00117 00118 00119 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00120 00121 } // End namespace phaseChangeTwoPhaseMixtures 00122 } // End namespace Foam 00123 00124 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00125 00126 #endif 00127 00128 // ************************ vim: set sw=4 sts=4 et: ************************ //
