virtualMassModel.H

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/*---------------------------------------------------------------------------*\
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-------------------------------------------------------------------------------
    Copyright (C) 2014-2015 OpenFOAM Foundation
-------------------------------------------------------------------------------
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::virtualMassModel
 
Description
 
SourceFiles
    virtualMassModel.C
    newVirtualMassModel.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef virtualMassModel_H
#define virtualMassModel_H
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "volFields.H"
#include "dictionary.H"
#include "runTimeSelectionTables.H"
 
namespace Foam
{
 
class phasePair;
 
/*---------------------------------------------------------------------------*\
                         Class virtualMassModel Declaration
\*---------------------------------------------------------------------------*/
 
class virtualMassModel
:
    public regIOobject
{
protected:
 
    // Protected data
 
        //- Phase pair
        const phasePair& pair_;
 
 
public:
 
    //- Runtime type information
    TypeName("virtualMassModel");
 
 
    // Declare runtime construction
 
        declareRunTimeSelectionTable
        (
            autoPtr,
            virtualMassModel,
            dictionary,
            (
                const dictionary& dict,
                const phasePair& pair,
                const bool registerObject
            ),
            (dict, pair, registerObject)
        );
 
 
    // Static data members
 
        //- Coefficient dimensions
        static const dimensionSet dimK;
 
 
    // Constructors
 
        //- Construct from a dictionary and a phase pair
        virtualMassModel
        (
            const dictionary& dict,
            const phasePair& pair,
            const bool registerObject
        );
 
 
    //- Destructor
    virtual ~virtualMassModel();
 
 
    // Selectors
 
        static autoPtr<virtualMassModel> New
        (
            const dictionary& dict,
            const phasePair& pair
        );
 
 
    // Member Functions
 
        //- Return the virtual mass coefficient
        virtual tmp<volScalarField> Cvm() const = 0;
 
        //- Return the phase-intensive virtual mass coefficient Ki
        //  used in the momentum equation
        //    ddt(alpha1*rho1*U1) + ... = ... alphad*K*(DU1_Dt - DU2_Dt)
        //    ddt(alpha2*rho2*U2) + ... = ... alphad*K*(DU1_Dt - DU2_Dt)
        virtual tmp<volScalarField> Ki() const;
 
        //- Return the virtual mass coefficient K
        //  used in the momentum equation
        //    ddt(alpha1*rho1*U1) + ... = ... K*(DU1_Dt - DU2_Dt)
        //    ddt(alpha2*rho2*U2) + ... = ... K*(DU1_Dt - DU2_Dt)
        virtual tmp<volScalarField> K() const;
 
        //- Return the virtual mass coefficient Kf
        //  used in the face-momentum equations
        virtual tmp<surfaceScalarField> Kf() const;
 
        // Dummy write for regIOobject
        bool writeData(Ostream& os) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //