inverseDistanceDiffusivity.C

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License
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#include "inverseDistanceDiffusivity.H"
#include "addToRunTimeSelectionTable.H"
#include "fvPatchDistWave.H"
#include "HashSet.H"
#include "surfaceInterpolate.H"
#include "zeroGradientFvPatchFields.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
    defineTypeNameAndDebug(inverseDistanceDiffusivity, 0);
 
    addToRunTimeSelectionTable
    (
        motionDiffusivity,
        inverseDistanceDiffusivity,
        Istream
    );
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::inverseDistanceDiffusivity::inverseDistanceDiffusivity
(
    const fvMesh& mesh,
    Istream& mdData
)
:
    motionDiffusivity(mesh),
    patchNames_(mdData)
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::inverseDistanceDiffusivity::~inverseDistanceDiffusivity()
{}
 
 
// * * * * * * * * * * * * * * * Member Operators  * * * * * * * * * * * * * //
 
Foam::tmp<Foam::surfaceScalarField>
Foam::inverseDistanceDiffusivity::operator()() const
{
    volScalarField y
    (
        IOobject
        (
            "y",
            mesh().time().name(),
            mesh()
        ),
        mesh(),
        dimensionedScalar(dimless, 1),
        zeroGradientFvPatchScalarField::typeName
    );
 
    if (patchNames_.size())
    {
        fvPatchDistWave::calculate
        (
            mesh(),
            mesh().boundaryMesh().patchSet(patchNames_),
            -vGreat,
            y
        );
    }
 
    y.correctBoundaryConditions();
 
    return surfaceScalarField::New
    (
        "faceDiffusivity",
        1.0/fvc::interpolate(y)
    );
}
 
 
// ************************************************************************* //