/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Copyright (C) 2011-2020 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::SHF

Description
    Secondary Breakup Model to take account of the different breakup regimes,
    bag, solutionmode, shear....

    Accurate description in
    @verbatim
    R. Schmehl, G. Maier, S. Witting
    "CFD Analysis of Fuel Atomization, Secondary Droplet Breakup and Spray
    Dispersion in the Premix Duct of a LPP Combustor".
    Eight International Conference on Liquid Atomization and Spray Systems, 2000
    @endverbatim

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

#ifndef SHF_H
#define SHF_H

#include "BreakupModel.H"

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

namespace Foam
{
/*---------------------------------------------------------------------------*\
                             Class SHF Declaration
\*---------------------------------------------------------------------------*/

template<class CloudType>
class SHF
:
    public BreakupModel<CloudType>
{
    // Private Data

        // Model constants

            scalar weCorrCoeff_;

            scalar weBuCrit_;
            scalar weBuBag_;
            scalar weBuMM_;

            scalar ohnCoeffCrit_;
            scalar ohnCoeffBag_;
            scalar ohnCoeffMM_;

            scalar ohnExpCrit_;
            scalar ohnExpBag_;
            scalar ohnExpMM_;

            scalar cInit_;

            scalar c1_;
            scalar c2_;
            scalar c3_;

            scalar cExp1_;
            scalar cExp2_;
            scalar cExp3_;

            scalar weConst_;
            scalar weCrit1_;
            scalar weCrit2_;

            scalar coeffD_;
            scalar onExpD_;
            scalar weExpD_;

            scalar mu_;
            scalar sigma_;

            scalar d32Coeff_;
            scalar cDmaxBM_;
            scalar cDmaxS_;

            scalar corePerc_;


public:

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


    // Constructors

        //- Construct from dictionary
        SHF(const dictionary&, CloudType&);

        //- Construct copy
        SHF(const SHF<CloudType>& bum);

        //- Construct and return a clone
        virtual autoPtr<BreakupModel<CloudType>> clone() const
        {
            return autoPtr<BreakupModel<CloudType>>
            (
                new SHF<CloudType>(*this)
            );
        }


    //- Destructor
    virtual ~SHF();


    // Member Functions

        //- Update the parcel properties
        virtual bool update
        (
            const scalar dt,
            const vector& g,
            scalar& d,
            scalar& tc,
            scalar& ms,
            scalar& nParticle,
            scalar& KHindex,
            scalar& y,
            scalar& yDot,
            const scalar d0,
            const scalar rho,
            const scalar mu,
            const scalar sigma,
            const vector& U,
            const scalar rhoc,
            const scalar muc,
            const vector& Urel,
            const scalar Urmag,
            const scalar tMom,
            scalar& dChild,
            scalar& massChild
        );
};


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

} // End namespace Foam

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

#ifdef NoRepository
    #include "SHF.C"
#endif

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

#endif

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