/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2014-2017 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
2017-05-18 Jeff Heylmun:    Added support of polydisperse phase models
-------------------------------------------------------------------------------
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::Tomiyama

Description
    Correlation of Tomiyama et al.

    Reference:
    \verbatim
        "Terminal velocity of single bubbles in surface tension force dominant
         regime"
        Tomiyama, T., Celata, G.P., Hosokawa, S., Yoshida, S.,
        International Journal of Multiphase Flow
        Volume 28, Issue 9, September 2002, pp. 1497-1519
    \endverbatim

SourceFiles
    Tomiyama.C

\*---------------------------------------------------------------------------*/

#ifndef Tomiyama_H
#define Tomiyama_H

#include "dragModel.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

class phasePair;

namespace dragModels
{

/*---------------------------------------------------------------------------*\
                           Class Tomiyama Declaration
\*---------------------------------------------------------------------------*/

class Tomiyama
:
    public dragModel
{
    // Private data

        //- Residual Reynolds Number
        const dimensionedScalar residualRe_;


public:

    //- Runtime type information
    TypeName("Tomiyama");


    // Constructors

        //- Construct from a dictionary and a phase pair
        Tomiyama
        (
            const dictionary& dict,
            const phasePair& pair,
            const bool registerObject
        );


    //- Destructor
    virtual ~Tomiyama();


    // Member Functions

        //- Drag coefficient
        virtual tmp<volScalarField> CdRe(const label, const label) const;

        //- Mean drag coefficient
        virtual tmp<volScalarField> CdRe() const;
};


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace dragModels
} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //
