/*---------------------------------------------------------------------------*\
  ==  == ====== ====   ====    |
                    \\     ||  | Multiphase Code Repository by HZDR
  ======   //   ||  || ===//   | Website: https://doi.org/10.14278/rodare.767
  ||  ||  //    ||  // || \\   | License: GPL-3.0-or-later
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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::fv::inducedTurbulenceModels::Rzehak

Description
    Bubble-induced turbulence model of Rzehak et al. (2013).

    Reference:
    \verbatim
        Rzehak, R., & Krepper, E. (2013).
        CFD modeling of bubble-induced turbulence.
        International Journal of Multiphase Flow, 55, 138-155.
    \endverbatim

SourceFiles
    Rzehak.C

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

#ifndef Rzehak_H
#define Rzehak_H

#include "inducedTurbulenceModel.H"

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

namespace Foam
{
namespace fv
{
namespace inducedTurbulenceModels
{

/*---------------------------------------------------------------------------*\
                           Class Rzehak Declaration
\*---------------------------------------------------------------------------*/

class Rzehak
:
    public inducedTurbulenceModel
{
public:

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


    // Constructors

        //- Construct from a dictionary and a dispersed phase interface
        Rzehak
        (
            const dictionary& dict,
            const dispersedPhaseInterface& interface
        );


    //- Destructor
    virtual ~Rzehak();


    // Member Functions

        //- Return coefficient for turbulent kinetic energy source
        virtual tmp<volScalarField> Ck() const;

        //- Return coefficient for turbulent dissipation rate source
        virtual tmp<volScalarField> Ceps() const;
};


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

} // End namespace inducedTurbulenceModels
} // End namespace fv
} // End namespace Foam

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

#endif

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