foam-extend4.1-coherent-io/applications/solvers/multiphase/twoPhaseEulerFoam/kineticTheoryModels/frictionalStressModel/Schaeffer/SchaefferFrictionalStress.H

/*---------------------------------------------------------------------------*\
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Class
    Foam::SchaefferFrictionalStress

Description

SourceFiles
    SchaefferFrictionalStress.C

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

#ifndef SchaefferFrictionalStress_H
#define SchaefferFrictionalStress_H

#include "frictionalStressModel.H"

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                           Class SchaefferFrictionalStress Declaration
\*---------------------------------------------------------------------------*/

class SchaefferFrictionalStress
:
    public frictionalStressModel
{

public:

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


    // Constructors

        //- Construct from components
        SchaefferFrictionalStress(const dictionary& dict);


    //- Destructor
    virtual ~SchaefferFrictionalStress();


    // Member functions

        virtual tmp<volScalarField> frictionalPressure
        (
            const volScalarField& alpha,
            const dimensionedScalar& alphaMinFriction,
            const dimensionedScalar& alphaMax,
            const dimensionedScalar& Fr,
            const dimensionedScalar& eta,
            const dimensionedScalar& p
        ) const;

        virtual tmp<volScalarField> frictionalPressurePrime
        (
            const volScalarField& alpha,
            const dimensionedScalar& alphaMinFriction,
            const dimensionedScalar& alphaMax,
            const dimensionedScalar& Fr,
            const dimensionedScalar& n,
            const dimensionedScalar& p
        ) const;

        virtual tmp<volScalarField> muf
        (
            const volScalarField& alpha,
            const dimensionedScalar& alphaMax,
            const volScalarField& pf,
            const volTensorField& D,
            const dimensionedScalar& phi
        ) const;
};


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

} // End namespace Foam

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

#endif

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