solidRegionDiffNo.C

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#include "solidRegionDiffNo.H"
#include "fvc.H"

Foam::scalar Foam::solidRegionDiffNo
(
    const fvMesh& mesh,
    const Time& runTime,
    const volScalarField& Cprho,
    const volScalarField& kappa
)
{
    scalar DiNum = 0.0;
    scalar meanDiNum = 0.0;

    //- Take care: can have fluid domains with 0 cells so do not test for
    //  zero internal faces.
    surfaceScalarField kapparhoCpbyDelta
    (
        mesh.surfaceInterpolation::deltaCoeffs()
      * fvc::interpolate(kappa)
      / fvc::interpolate(Cprho)
    );

    DiNum = gMax(kapparhoCpbyDelta.primitiveField())*runTime.deltaT().value();

    meanDiNum = (average(kapparhoCpbyDelta)).value()*runTime.deltaT().value();

    Info<< "Region: " << mesh.name() << " Diffusion Number mean: " << meanDiNum
        << " max: " << DiNum << endl;

    return DiNum;
}

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