solidRegionDiffNo.C

/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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     \\/     M anipulation  |
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    Copyright (C) 2011-2017 OpenFOAM Foundation
-------------------------------------------------------------------------------
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.

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\*---------------------------------------------------------------------------*/

#include "solidRegionDiffNo.H"
#include "surfaceInterpolate.H"

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

Foam::scalar Foam::solidRegionDiffNo
(
    const fvMesh& mesh,
    const Time& runTime,
    const volScalarField& Cprho,
    const volScalarField& kappa
)
{
    surfaceScalarField kapparhoCpbyDelta
    (
        sqr(mesh.surfaceInterpolation::deltaCoeffs())
       *fvc::interpolate(kappa)
       /fvc::interpolate(Cprho)
    );

    const scalar DiNum = max(kapparhoCpbyDelta).value()*runTime.deltaTValue();
    const scalar meanDiNum =
        average(kapparhoCpbyDelta).value()*runTime.deltaTValue();

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

    return DiNum;
}

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