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License
    This file is part of the Multiphase Code Repository by HZDR.

    Copyright (C) 2025 by Helmholtz-Zentrum Dresden-Rossendorf e.V. (HZDR),
    Website: https://hzdr.de

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Class
    Foam::swarmCorrections::TomiyamaSwarm

Description
    Swarm correction of Tomiyama et al.

    Reference:
    \verbatim
        Tomiyama, A., Kataoka, I., Fukuda, T., & Sakaguchi, T. (1995).
        Drag coefficients of bubbles: 2nd report, drag coefficient for a swarm
        of bubbles and its applicability to transient flow.
        JSME Journal of Fluid Engineering, 61, 2810-2817.
    \endverbatim

SourceFiles
    TomiyamaSwarm.C

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

#ifndef TomiyamaSwarm_H
#define TomiyamaSwarm_H

#include "swarmCorrection.H"
#include "dispersedPhaseInterface.H"

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

namespace Foam
{
namespace swarmCorrections
{

/*---------------------------------------------------------------------------*\
                        Class TomiyamaSwarm Declaration
\*---------------------------------------------------------------------------*/

class TomiyamaSwarm
:
    public swarmCorrection
{
    // Private Data

        //- Residual phase fraction
        const dimensionedScalar residualAlpha_;

        //- Constant exponent
        const dimensionedScalar l_;


public:

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


    // Constructors

        //- Construct from a dictionary and an interface
        TomiyamaSwarm
        (
            const dictionary& dict,
            const phaseInterface& interface
        );


    //- Destructor
    virtual ~TomiyamaSwarm();


    // Member Functions

        //- Swarm correction coefficient
        virtual tmp<volScalarField> Cs() const;
};


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

} // End namespace swarmCorrections
} // End namespace Foam

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

#endif

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