inclinedFilmNusseltInletVelocityFvPatchVectorField.H

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Class
    Foam::inclinedFilmNusseltInletVelocityFvPatchVectorField

Description
    Film velocity boundary condition for inclined films that imposes a
    sinusoidal perturbation on top of a mean flow rate, where the velocity is
    calculated using the Nusselt solution.

SourceFiles
    inclinedFilmNusseltInletVelocityFvPatchVectorField.C

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

#ifndef inclinedFilmNusseltInletVelocityFvPatchVectorField_H
#define inclinedFilmNusseltInletVelocityFvPatchVectorField_H

#include "fvPatchFields.H"
#include "fixedValueFvPatchFields.H"
#include "Function1.H"

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
     Class inclinedFilmNusseltInletVelocityFvPatchVectorField Declaration
\*---------------------------------------------------------------------------*/

class inclinedFilmNusseltInletVelocityFvPatchVectorField
:
    public fixedValueFvPatchVectorField
{
    // Private Data

        //- Mean mass flow rate per unit length [kg/s/m]
        autoPtr<Function1<scalar>> GammaMean_;

        //- Perturbation amplitude [m]
        autoPtr<Function1<scalar>> a_;

        //- Perturbation frequency [rad/s/m]
        autoPtr<Function1<scalar>> omega_;


public:

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


    // Constructors

        //- Construct from patch and internal field
        inclinedFilmNusseltInletVelocityFvPatchVectorField
        (
            const fvPatch&,
            const DimensionedField<vector, volMesh>&
        );

        //- Construct from patch, internal field and dictionary
        inclinedFilmNusseltInletVelocityFvPatchVectorField
        (
            const fvPatch&,
            const DimensionedField<vector, volMesh>&,
            const dictionary&
        );

        //- Construct by mapping given
        // inclinedFilmNusseltInletVelocityFvPatchVectorField onto a new patch
        inclinedFilmNusseltInletVelocityFvPatchVectorField
        (
            const inclinedFilmNusseltInletVelocityFvPatchVectorField&,
            const fvPatch&,
            const DimensionedField<vector, volMesh>&,
            const fvPatchFieldMapper&
        );

        //- Disallow copy without setting internal field reference
        inclinedFilmNusseltInletVelocityFvPatchVectorField
        (
            const inclinedFilmNusseltInletVelocityFvPatchVectorField&
        ) = delete;

        //- Copy constructor setting internal field reference
        inclinedFilmNusseltInletVelocityFvPatchVectorField
        (
            const inclinedFilmNusseltInletVelocityFvPatchVectorField&,
            const DimensionedField<vector, volMesh>&
        );

        //- Construct and return a clone setting internal field reference
        virtual tmp<fvPatchVectorField> clone
        (
            const DimensionedField<vector, volMesh>& iF
        ) const
        {
            return tmp<fvPatchVectorField>
            (
                new inclinedFilmNusseltInletVelocityFvPatchVectorField
                (
                    *this, iF
                )
            );
        }


    // Member Functions

        //- Update the coefficients associated with the patch field
        virtual void updateCoeffs();

        //- Write
        virtual void write(Ostream&) const;
};


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

} // End namespace Foam

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

#endif

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