JohnsonJacksonSchaefferFrictionalStress.H

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    Copyright (C) 2016 OpenFOAM Foundation
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Class
    Foam::kineticTheoryModels::frictionalStressModels::JohnsonJacksonSchaeffer
 
Description
 
SourceFiles
    JohnsonJacksonSchaefferFrictionalStress.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef JohnsonJacksonSchaeffer_H
#define JohnsonJacksonSchaeffer_H
 
#include "frictionalStressModel.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace kineticTheoryModels
{
namespace frictionalStressModels
{
 
/*---------------------------------------------------------------------------*\
               Class JohnsonJacksonSchaeffer Declaration
\*---------------------------------------------------------------------------*/
 
class JohnsonJacksonSchaeffer
:
    public frictionalStressModel
{
    // Private data
 
        dictionary coeffDict_;
 
        //- Material constant for frictional normal stress
        dimensionedScalar Fr_;
 
        //- Material constant for frictional normal stress
        dimensionedScalar eta_;
 
        //- Material constant for frictional normal stress
        dimensionedScalar p_;
 
        //- Angle of internal friction
        dimensionedScalar phi_;
 
        //- Lower limit for (alphaMax - alpha1)
        dimensionedScalar alphaDeltaMin_;
 
 
public:
 
    //- Runtime type information
    TypeName("JohnsonJacksonSchaeffer");
 
 
    // Constructors
 
        //- Construct from components
        JohnsonJacksonSchaeffer(const dictionary& dict);
 
 
    //- Destructor
    virtual ~JohnsonJacksonSchaeffer();
 
 
    // Member functions
 
        virtual tmp<volScalarField> frictionalPressure
        (
            const phaseModel& phase,
            const dimensionedScalar& alphaMinFriction,
            const dimensionedScalar& alphaMax
        ) const;
 
        virtual tmp<volScalarField> frictionalPressurePrime
        (
            const phaseModel& phase,
            const dimensionedScalar& alphaMinFriction,
            const dimensionedScalar& alphaMax
        ) const;
 
        virtual tmp<volScalarField> nu
        (
            const phaseModel& phase,
            const dimensionedScalar& alphaMinFriction,
            const dimensionedScalar& alphaMax,
            const volScalarField& pf,
            const volSymmTensorField& D
        ) const;
 
        virtual bool read();
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace frictionalStressModels
} // End namespace kineticTheoryModels
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //