117 lines
3.1 KiB
C++
117 lines
3.1 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 2015 OpenFOAM Foundation
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Class
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Foam::saturationModels::Antoine
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Description
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Antoine equation for the vapour pressure.
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\f[
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\log p = A + \frac{B}{C + T}
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\f]
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Coefficients \f$A\f$, \f$B\f$ and \f$C\f$ are to be supplied and should be
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suitable for natural logarithms and temperatures in Kelvin.
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SourceFiles
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Antoine.C
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\*---------------------------------------------------------------------------*/
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#ifndef Antoine_H
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#define Antoine_H
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#include "saturationModel.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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namespace saturationModels
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{
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/*---------------------------------------------------------------------------*\
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Class Antoine Declaration
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\*---------------------------------------------------------------------------*/
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class Antoine
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:
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public saturationModel
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{
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protected:
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// Protected data
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//- Constant A
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dimensionedScalar A_;
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//- Constant B
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dimensionedScalar B_;
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//- Constant C
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dimensionedScalar C_;
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public:
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//- Runtime type information
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TypeName("Antoine");
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// Constructors
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//- Construct from a dictionary
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Antoine(const dictionary& dict);
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//- Destructor
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virtual ~Antoine();
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// Member Functions
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//- Saturation pressure
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virtual tmp<volScalarField> pSat(const volScalarField& T) const;
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//- Saturation pressure derivative w.r.t. temperature
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virtual tmp<volScalarField> pSatPrime(const volScalarField& T) const;
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//- Natural log of the saturation pressure
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virtual tmp<volScalarField> lnPSat(const volScalarField& T) const;
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//- Saturation temperature
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virtual tmp<volScalarField> Tsat(const volScalarField& p) const;
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace saturationModels
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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