incompressibleDriftFluxMixture.H

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License
    This file is part of OpenFOAM.
 
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Class
    Foam::incompressibleDriftFluxMixture
 
Description
    Class to represent a mixture of two constant density phases
 
SourceFiles
    incompressibleDriftFluxMixture.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef incompressibleDriftFluxMixture_H
#define incompressibleDriftFluxMixture_H
 
#include "twoPhaseVoFMixture.H"
#include "incompressibleTwoPhases.H"
#include "viscosityModel.H"
#include "mixtureViscosityModel.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                Class incompressibleDriftFluxMixture Declaration
\*---------------------------------------------------------------------------*/
 
class incompressibleDriftFluxMixture
:
    public twoPhaseVoFMixture,
    virtual public incompressibleTwoPhases,
    public viscosity
{
    // Private Data
 
        //- Continuous phase viscosity model
        autoPtr<viscosityModel> nucModel_;
 
        //- Mixture viscosity model
        autoPtr<mixtureViscosityModel> muModel_;
 
        //- Dispersed phase density
        dimensionedScalar rhod_;
 
        //- Continuous phase density
        dimensionedScalar rhoc_;
 
        //- Optional maximum dispersed phase-fraction (e.g. packing limit)
        scalar alphaMax_;
 
        //- Mixture density
        volScalarField rho_;
 
        //- Mixture kinematic viscosity
        volScalarField nu_;
 
        //- Pointer to the mixture velocity field
        //  Set by the initialise(U) function
        const volVectorField* Uptr_;
 
 
public:
 
    TypeName("incompressibleDriftFluxMixture");
 
 
    // Constructors
 
        //- Construct from a mesh
        incompressibleDriftFluxMixture(const fvMesh& mesh);
 
 
    //- Destructor
    virtual ~incompressibleDriftFluxMixture()
    {}
 
 
    // Member Functions
 
        //- Return const-access to the dispersed phase-fraction
        const volScalarField& alphad() const
        {
            return alpha1();
        }
 
        //- Return const-access to the continuous phase-fraction
        const volScalarField& alphac() const
        {
            return alpha2();
        }
 
        //- Return const-access to the dispersed-phase density
        const dimensionedScalar& rhod() const
        {
            return rhod_;
        }
 
        //- Return const-access to continuous-phase density
        const dimensionedScalar& rhoc() const
        {
            return rhoc_;
        }
 
        //- Return const-access to the dispersed-phase density
        const dimensionedScalar& rho1() const
        {
            return rhod_;
        }
 
        //- Return const-access to continuous-phase density
        const dimensionedScalar& rho2() const
        {
            return rhoc_;
        }
 
        //- Optional maximum phase-fraction (e.g. packing limit)
        //  Defaults to 1
        scalar alphaMax() const
        {
            return alphaMax_;
        }
 
        //- Return the mixture density
        virtual const volScalarField& rho() const
        {
            return rho_;
        }
 
        //- Return the mixture viscosity
        virtual tmp<volScalarField> nu() const
        {
            return nu_;
        }
 
        //- Return the mixture viscosity for patch
        virtual tmp<scalarField> nu(const label patchi) const
        {
            return nu_.boundaryField()[patchi];
        }
 
        //- Return the mixture velocity field
        const volVectorField& U() const
        {
            return *Uptr_;
        }
 
        //- Correct the laminar viscosity
        incompressibleDriftFluxMixture& initialise(const volVectorField& U);
 
        //- Correct the density and mixture viscosity
        virtual void correct();
 
        //- Read base phaseProperties dictionary
        virtual bool read();
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //