nutURoughWallFunctionFvPatchScalarField.H

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/*---------------------------------------------------------------------------*\
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License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
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    for more details.
 
    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::nutURoughWallFunctionFvPatchScalarField
 
Group
    grpWallFunctions
 
Description
    This boundary condition provides a turbulent kinematic viscosity condition
    when using wall functions for rough walls, based on velocity.
 
    \heading Patch usage
 
    \table
        Property     | Description             | Required    | Default value
        roughnessHeight | roughness height     | yes         |
        roughnessConstant | roughness constanr | yes         |
        roughnessFactor | scaling factor       | yes         |
    \endtable
 
    Example of the boundary condition specification:
    \verbatim
    myPatch
    {
        type            nutURoughWallFunction;
        roughnessHeight 1e-5;
        roughnessConstant 0.5;
        roughnessFactor 1;
    }
    \endverbatim
 
SeeAlso
    Foam::nutWallFunctionFvPatchScalarField
 
SourceFiles
    nutURoughWallFunctionFvPatchScalarField.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef nutURoughWallFunctionFvPatchScalarField_H
#define nutURoughWallFunctionFvPatchScalarField_H
 
#include "nutWallFunctionFvPatchScalarField.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
          Class nutURoughWallFunctionFvPatchScalarField Declaration
\*---------------------------------------------------------------------------*/
 
class nutURoughWallFunctionFvPatchScalarField
:
    public nutWallFunctionFvPatchScalarField
{
    // Private data
 
        // Roughness model parameters
 
            //- Height
            scalar roughnessHeight_;
 
            //- Constant
            scalar roughnessConstant_;
 
            //- Scale factor
            scalar roughnessFactor_;
 
 
    // Protected Member Functions
 
        //- Calculate yPLus
        virtual tmp<scalarField> calcYPlus(const scalarField& magUp) const;
 
        //- Calculate the turbulence viscosity
        virtual tmp<scalarField> calcNut() const;
 
 
public:
 
    //- Runtime type information
    TypeName("nutURoughWallFunction");
 
 
    // Constructors
 
        //- Construct from patch and internal field
        nutURoughWallFunctionFvPatchScalarField
        (
            const fvPatch&,
            const DimensionedField<scalar, volMesh>&
        );
 
        //- Construct from patch, internal field and dictionary
        nutURoughWallFunctionFvPatchScalarField
        (
            const fvPatch&,
            const DimensionedField<scalar, volMesh>&,
            const dictionary&
        );
 
        //- Construct by mapping given
        //  nutURoughWallFunctionFvPatchScalarField
        //  onto a new patch
        nutURoughWallFunctionFvPatchScalarField
        (
            const nutURoughWallFunctionFvPatchScalarField&,
            const fvPatch&,
            const DimensionedField<scalar, volMesh>&,
            const fvPatchFieldMapper&
        );
 
        //- Construct as copy
        nutURoughWallFunctionFvPatchScalarField
        (
            const nutURoughWallFunctionFvPatchScalarField&
        );
 
        //- Construct and return a clone
        virtual tmp<fvPatchScalarField> clone() const
        {
            return tmp<fvPatchScalarField>
            (
                new nutURoughWallFunctionFvPatchScalarField(*this)
            );
        }
 
        //- Construct as copy setting internal field reference
        nutURoughWallFunctionFvPatchScalarField
        (
            const nutURoughWallFunctionFvPatchScalarField&,
            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 nutURoughWallFunctionFvPatchScalarField(*this, iF)
            );
        }
 
 
    // Member functions
 
        // Access
 
            //- Return the roughness height
            scalar roughnessHeight() const
            {
                return roughnessHeight_;
            }
 
            //- Return reference to the roughness height to allow adjustment
            scalar& roughnessHeight()
            {
                return roughnessHeight_;
            }
 
 
            //- Return the roughness constant scale
            scalar roughnessConstant() const
            {
                return roughnessConstant_;
            }
 
            //- Return reference to the roughness constant to allow adjustment
            scalar& roughnessConstant()
            {
                return roughnessConstant_;
            }
 
            //- Return the roughness scale factor
            scalar roughnessFactor() const
            {
                return roughnessFactor_;
            }
 
            //- Return reference to the roughness scale factor to allow
            //  adjustment
            scalar& roughnessFactor()
            {
                return roughnessFactor_;
            }
 
 
    // I-O
 
        // Evaluation functions
 
            //- Calculate and return the yPlus at the boundary
            virtual tmp<scalarField> yPlus() const;
 
 
        // I-O
 
            //- Write
            virtual void write(Ostream& os) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //