alphatWallFunctionFvPatchScalarField.C

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#include "alphatWallFunctionFvPatchScalarField.H"
#include "compressibleTurbulenceModel.H"
#include "fvPatchFieldMapper.H"
#include "volFields.H"
#include "addToRunTimeSelectionTable.H"

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

namespace Foam
{
namespace compressible
{

// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

alphatWallFunctionFvPatchScalarField::alphatWallFunctionFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF
)
:
    fixedValueFvPatchScalarField(p, iF),
    Prt_(0.85)
{}


alphatWallFunctionFvPatchScalarField::alphatWallFunctionFvPatchScalarField
(
    const alphatWallFunctionFvPatchScalarField& ptf,
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const fvPatchFieldMapper& mapper
)
:
    fixedValueFvPatchScalarField(ptf, p, iF, mapper),
    Prt_(ptf.Prt_)
{}


alphatWallFunctionFvPatchScalarField::alphatWallFunctionFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const dictionary& dict
)
:
    fixedValueFvPatchScalarField(p, iF, dict),
    Prt_(dict.lookupOrDefault<scalar>("Prt", 0.85))
{}


alphatWallFunctionFvPatchScalarField::alphatWallFunctionFvPatchScalarField
(
    const alphatWallFunctionFvPatchScalarField& awfpsf
)
:
    fixedValueFvPatchScalarField(awfpsf),
    Prt_(awfpsf.Prt_)
{}


alphatWallFunctionFvPatchScalarField::alphatWallFunctionFvPatchScalarField
(
    const alphatWallFunctionFvPatchScalarField& awfpsf,
    const DimensionedField<scalar, volMesh>& iF
)
:
    fixedValueFvPatchScalarField(awfpsf, iF),
    Prt_(awfpsf.Prt_)
{}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

void alphatWallFunctionFvPatchScalarField::updateCoeffs()
{
    if (updated())
    {
        return;
    }

    const label patchi = patch().index();

    // Retrieve turbulence properties from model
    const compressibleTurbulenceModel& turbModel =
        db().lookupObject<compressibleTurbulenceModel>
        (
            IOobject::groupName
            (
                compressibleTurbulenceModel::propertiesName,
                internalField().group()
            )
        );

    const scalarField& rhow = turbModel.rho().boundaryField()[patchi];
    const tmp<scalarField> tnutw = turbModel.nut(patchi);

    operator==(rhow*tnutw/Prt_);

    fixedValueFvPatchScalarField::updateCoeffs();
}


void alphatWallFunctionFvPatchScalarField::write(Ostream& os) const
{
    fvPatchField<scalar>::write(os);
    os.writeKeyword("Prt") << Prt_ << token::END_STATEMENT << nl;
    writeEntry("value", os);
}


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

makePatchTypeField
(
    fvPatchScalarField,
    alphatWallFunctionFvPatchScalarField
);

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

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

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