openfoam/applications/solvers/multiphase/VoF/alphaCourantNo.H
2019-10-31 14:48:44 +00:00

60 lines
2.0 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | www.openfoam.com
\\/ M anipulation |
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Copyright (C) 2011-2017 OpenFOAM Foundation
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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
the Free Software Foundation, either version 3 of the License, or
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for more details.
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Global
alphaCourantNo
Description
Calculates and outputs the mean and maximum Courant Numbers.
\*---------------------------------------------------------------------------*/
scalar maxAlphaCo
(
runTime.controlDict().get<scalar>("maxAlphaCo")
);
scalar alphaCoNum = 0.0;
scalar meanAlphaCoNum = 0.0;
if (mesh.nInternalFaces())
{
scalarField sumPhi
(
mixture.nearInterface()().primitiveField()
*fvc::surfaceSum(mag(phi))().primitiveField()
);
alphaCoNum = 0.5*gMax(sumPhi/mesh.V().field())*runTime.deltaTValue();
meanAlphaCoNum =
0.5*(gSum(sumPhi)/gSum(mesh.V().field()))*runTime.deltaTValue();
}
Info<< "Interface Courant Number mean: " << meanAlphaCoNum
<< " max: " << alphaCoNum << endl;
// ************************************************************************* //