solidRegionDiffNo.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | Copyright (C) 2011-2013 OpenFOAM Foundation
     \\/     M anipulation  |
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License
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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 "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.internalField())*runTime.deltaT().value();
 
    meanDiNum = (average(kapparhoCpbyDelta)).value()*runTime.deltaT().value();
 
    Info<< "Region: " << mesh.name() << " Diffusion Number mean: " << meanDiNum
        << " max: " << DiNum << endl;
 
    return DiNum;
}
 
// ************************************************************************* //