phaseModel.H

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License
    This file is part of OpenFOAM.

    OpenFOAM is free software: you can redistribute it and/or modify it
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Class
    Foam::phaseModel

Description
    Single incompressible phase derived from the phase-fraction.
    Used as part of the multiPhaseMixture for interface-capturing multi-phase
    simulations.

SourceFiles
    phaseModel.C

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

#ifndef phaseModel_H
#define phaseModel_H

#include "rhoThermo.H"
#include "volFields.H"
#include "dictionaryEntry.H"


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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                         Class phaseModel Declaration
\*---------------------------------------------------------------------------*/

class phaseModel
:
    public volScalarField
{
    // Private Data

        word name_;
        const volScalarField& p_;
        const volScalarField& T_;
        autoPtr<rhoThermo> thermo_;
        volScalarField Alpha_;
        volScalarField::Internal dgdt_;


public:

    // Constructors

        //- Construct from components
        phaseModel
        (
            const word& phaseName,
            const volScalarField& p,
            const volScalarField& T
        );

        //- Return clone
        autoPtr<phaseModel> clone() const;

        //- Return a pointer to a new phaseModel created on freestore
        //  from Istream
        class iNew
        {
            const volScalarField& p_;
            const volScalarField& T_;

        public:

            iNew
            (
                const volScalarField& p,
                const volScalarField& T
            )
            :
                p_(p),
                T_(T)
            {}

            autoPtr<phaseModel> operator()(Istream& is) const
            {
                return autoPtr<phaseModel>(new phaseModel(is, p_, T_));
            }
        };


    // Member Functions

        const word& name() const
        {
            return name_;
        }

        const word& keyword() const
        {
            return name();
        }

        //- Return const-access to phase rhoThermo
        const rhoThermo& thermo() const
        {
            return thermo_();
        }

        //- Return access to phase rhoThermo
        rhoThermo& thermo()
        {
            return thermo_();
        }

        //- Return const-access to phase mass-fraction
        const volScalarField& Alpha() const
        {
            return Alpha_;
        }

        //- Return access to phase mass-fraction
        volScalarField& Alpha()
        {
            return Alpha_;
        }

        //- Return const-access to phase divergence
        const volScalarField::Internal& dgdt() const
        {
            return dgdt_;
        }

        //- Return access to phase divergence
        volScalarField::Internal& dgdt()
        {
            return dgdt_;
        }

        void correct();
};


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

} // End namespace Foam

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

#endif

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