alphatWallFunctionFvPatchScalarField.H

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/*---------------------------------------------------------------------------*\
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    \\  /    A nd           | Copyright (C) 2008-2010 OpenCFD Ltd.
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-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.

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    the Free Software Foundation, either version 3 of the License, or
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    You should have received a copy of the GNU General Public License
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Class
    Foam::compressible::RASModels::alphatWallFunctionFvPatchScalarField

Description
    Boundary condition for turbulent thermal diffusivity when using wall
    functions
    - replicates OpenFOAM v1.5 (and earlier) behaviour
    - Turbulent Prandtl number defaults to 0.85 if unspecified

SourceFiles
    alphatWallFunctionFvPatchScalarField.C

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

#ifndef compressibleAlphatWallFunctionFvPatchScalarField_H
#define compressibleAlphatWallFunctionFvPatchScalarField_H

#include <finiteVolume/fixedValueFvPatchFields.H>

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

namespace Foam
{
namespace compressible
{
namespace RASModels
{

/*---------------------------------------------------------------------------*\
            Class alphatWallFunctionFvPatchScalarField Declaration
\*---------------------------------------------------------------------------*/

class alphatWallFunctionFvPatchScalarField
:
    public fixedValueFvPatchScalarField
{
    // Private data

        //- Name of turbulent viscosity field
        word mutName_;

        //- Turbulent Prandtl number
        scalar Prt_;


public:

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


    // Constructors

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

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

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

        //- Construct as copy
        alphatWallFunctionFvPatchScalarField
        (
            const alphatWallFunctionFvPatchScalarField&
        );

        //- Construct and return a clone
        virtual tmp<fvPatchScalarField> clone() const
        {
            return tmp<fvPatchScalarField>
            (
                new alphatWallFunctionFvPatchScalarField(*this)
            );
        }

        //- Construct as copy setting internal field reference
        alphatWallFunctionFvPatchScalarField
        (
            const alphatWallFunctionFvPatchScalarField&,
            const DimensionedField<scalar, volMesh>&
        );

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


    // Member functions

        // Evaluation functions

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


        // I-O

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


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

} // End namespace RASModels
} // End namespace compressible
} // End namespace Foam

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

#endif

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