DispersionRASModel.H

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/*---------------------------------------------------------------------------*\
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    \\  /    A nd           | www.openfoam.com
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    Copyright (C) 2011-2016 OpenFOAM Foundation
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License
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Class
    Foam::DispersionRASModel

Description
    Base class for particle dispersion models based on RAS turbulence.

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

#ifndef DispersionRASModel_H
#define DispersionRASModel_H

#include "DispersionModel.H"


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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                       Class DispersionRASModel Declaration
\*---------------------------------------------------------------------------*/

template<class CloudType>
class DispersionRASModel
:
    public DispersionModel<CloudType>
{
protected:

    // Protected data

        // Locally cached turbulence fields

            //- Turbulence k
            const volScalarField* kPtr_;

            //- Turbulence epsilon
            const volScalarField* epsilonPtr_;

            //- Local ownership of the k field
            mutable bool ownK_;

            //- Local ownership of the epsilon field
            mutable bool ownEpsilon_;


    // Protected Functions

        //- Return the k field from the turbulence model
        tmp<volScalarField> kModel() const;

        //- Return the epsilon field from the turbulence model
        tmp<volScalarField> epsilonModel() const;


public:

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


    // Constructors

        //- Construct from components
        DispersionRASModel(const dictionary& dict, CloudType& owner);

        //- Construct copy
        DispersionRASModel(const DispersionRASModel<CloudType>& dm);

        //- Construct and return a clone
        virtual autoPtr<DispersionModel<CloudType>> clone() const = 0;


    //- Destructor
    virtual ~DispersionRASModel();


    // Member Functions

        //- Update (disperse particles)
        virtual vector update
        (
            const scalar dt,
            const label celli,
            const vector& U,
            const vector& Uc,
            vector& UTurb,
            scalar& tTurb
        ) = 0;

        //- Cache carrier fields
        virtual void cacheFields(const bool store);


        // I-O

            //- Write
            virtual void write(Ostream& os) const;
};


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

} // End namespace Foam

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

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

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

#endif

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