phase.H

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/*---------------------------------------------------------------------------*\
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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
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Class
    Foam::phase

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

SourceFiles
    phase.C

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

#ifndef phase_H
#define phase_H

#include <finiteVolume/volFields.H>
#include <OpenFOAM/dictionaryEntry.H>
#include <incompressibleTransportModels/viscosityModel.H>

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                           Class phase Declaration
\*---------------------------------------------------------------------------*/

class phase
:
    public volScalarField
{
    // Private data

        word name_;
        dictionary phaseDict_;
        autoPtr<viscosityModel> nuModel_;
        dimensionedScalar rho_;


public:

    // Constructors

        //- Construct from components
        phase
        (
            const word& name,
            const dictionary& phaseDict,
            const volVectorField& U,
            const surfaceScalarField& phi
        );

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

        //- Return a pointer to a new phase created on freestore
        //  from Istream
        class iNew
        {
            const volVectorField& U_;
            const surfaceScalarField& phi_;

        public:

            iNew
            (
                const volVectorField& U,
                const surfaceScalarField& phi
            )
            :
                U_(U),
                phi_(phi)
            {}

            autoPtr<phase> operator()(Istream& is) const
            {
                dictionaryEntry ent(dictionary::null, is);
                return autoPtr<phase>(new phase(ent.keyword(), ent, U_, phi_));
            }
        };


    // Member Functions

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

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

        //- Return const-access to phase1 viscosityModel
        const viscosityModel& nuModel() const
        {
            return nuModel_();
        }

        //- Return the kinematic laminar viscosity
        tmp<volScalarField> nu() const
        {
            return nuModel_->nu();
        }

        //- Return const-access to phase1 density
        const dimensionedScalar& rho() const
        {
            return rho_;
        }

        //- Correct the phase properties
        void correct();

        //- Read base transportProperties dictionary
        bool read(const dictionary& phaseDict);
};


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

} // End namespace Foam

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

#endif

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