GidaspowSchillerNaumann.H

Go to the documentation of this file.

/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011-2015 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::dragModels::GidaspowSchillerNaumann
 
Description
    Gidaspow, Schiller and Naumann drag model
 
    References:
    \verbatim
        "Eulerian Two-Phase Flow Theory Applied to Fluidization"
        Enwald, H., Peirano, E., Almstedt, A-E.,
        Int. J. Multiphase Flow, Vol. 22, Suppl, 1996, pp. 21-66
        Eq. 86-87, p. 40
 
        This is identical to the Wen and Yu, Rowe model Table 3.6 p.56  in
        "Derivation, Implementation and Validation of Computer Simulation Models
         for Gas-Solid Fluidized Beds",
        Berend van Wachem
        Ph.D. thesis.
    \endverbatim
 
SourceFiles
    GidaspowSchillerNaumann.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef GidaspowSchillerNaumann_H
#define GidaspowSchillerNaumann_H
 
#include "dragModel.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
class phasePair;
 
namespace dragModels
{
 
/*---------------------------------------------------------------------------*\
                           Class GidaspowSchillerNaumann Declaration
\*---------------------------------------------------------------------------*/
 
class GidaspowSchillerNaumann
:
    public dragModel
{
    // Private data
 
        //- Residual Reynolds Number
        const dimensionedScalar residualRe_;
 
 
public:
 
    //- Runtime type information
    TypeName("GidaspowSchillerNaumann");
 
 
    // Constructors
 
        //- Construct from a dictionary and a phase pair
        GidaspowSchillerNaumann
        (
            const dictionary& dict,
            const phasePair& pair,
            const bool registerObject
        );
 
 
    //- Destructor
    virtual ~GidaspowSchillerNaumann();
 
 
    // Member Functions
 
        //- Drag coefficient
        virtual tmp<volScalarField> CdRe() const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace dragModels
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //