variableHeightFlowRateFvPatchField.C

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-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
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    under the terms of the GNU General Public License as published by
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
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#include "variableHeightFlowRateFvPatchField.H"
#include "fvPatchFieldMapper.H"
#include "addToRunTimeSelectionTable.H"
#include "volFields.H"
#include "surfaceFields.H"
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::variableHeightFlowRateFvPatchScalarField::
variableHeightFlowRateFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const dictionary& dict
)
:
    mixedFvPatchScalarField(p, iF, dict, false),
    phiName_(dict.lookupOrDefault<word>("phi", "phi")),
    lowerBound_(dict.lookup<scalar>("lowerBound")),
    upperBound_(dict.lookup<scalar>("upperBound"))
{
    this->refValue() = 0.0;
 
    if (dict.found("value"))
    {
        fvPatchScalarField::operator=
        (
            scalarField("value", dict, p.size())
        );
    }
    else
    {
        fvPatchScalarField::operator=(this->patchInternalField());
    }
 
    this->refGrad() = 0.0;
    this->valueFraction() = 0.0;
}
 
 
Foam::variableHeightFlowRateFvPatchScalarField::
variableHeightFlowRateFvPatchScalarField
(
    const variableHeightFlowRateFvPatchScalarField& ptf,
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const fvPatchFieldMapper& mapper
)
:
    mixedFvPatchScalarField(ptf, p, iF, mapper),
    phiName_(ptf.phiName_),
    lowerBound_(ptf.lowerBound_),
    upperBound_(ptf.upperBound_)
{}
 
 
Foam::variableHeightFlowRateFvPatchScalarField::
variableHeightFlowRateFvPatchScalarField
(
    const variableHeightFlowRateFvPatchScalarField& ptf,
    const DimensionedField<scalar, volMesh>& iF
)
:
    mixedFvPatchScalarField(ptf, iF),
    phiName_(ptf.phiName_),
    lowerBound_(ptf.lowerBound_),
    upperBound_(ptf.upperBound_)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::variableHeightFlowRateFvPatchScalarField::updateCoeffs()
{
    if (this->updated())
    {
        return;
    }
 
    const fvsPatchField<scalar>& phip =
        patch().lookupPatchField<surfaceScalarField, scalar>(phiName_);
 
    scalarField alphap(this->patchInternalField());
 
 
    forAll(phip, i)
    {
        if (phip[i] < -small)
        {
            if (alphap[i] < lowerBound_)
            {
                this->refValue()[i] = 0.0;
            }
            else if (alphap[i] > upperBound_)
            {
                this->refValue()[i] = 1.0;
            }
            else
            {
                this->refValue()[i] = alphap[i];
            }
 
            this->valueFraction()[i] = 1.0;
        }
        else
        {
            this->refValue()[i] = 0.0;
            this->valueFraction()[i] = 0.0;
        }
    }
 
    mixedFvPatchScalarField::updateCoeffs();
}
 
 
void Foam::variableHeightFlowRateFvPatchScalarField::write(Ostream& os) const
{
    fvPatchScalarField::write(os);
    if (phiName_ != "phi")
    {
        writeEntry(os, "phi", phiName_);
    }
    writeEntry(os, "lowerBound", lowerBound_);
    writeEntry(os, "upperBound", upperBound_);
    writeEntry(os, "value", *this);
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
    makePatchTypeField
    (
        fvPatchScalarField,
        variableHeightFlowRateFvPatchScalarField
    );
}
 
 
// ************************************************************************* //