surfaceCourantNo.H

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    Copyright (C) 2016-2017 Wikki Ltd
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License
    This file is part of OpenFOAM.
 
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Global
    surfaceCourantNo
 
Author
    Hrvoje Jasak, Wikki Ltd.
 
Description
    Calculates and outputs the mean and maximum Courant Numbers for the
    Finite Area method.
 
\*---------------------------------------------------------------------------*/
 
scalar CoNum = 0.0;
scalar meanCoNum = 0.0;
scalar velMag = 0.0;
 
if (aMesh.nInternalEdges())
{
    edgeScalarField SfUfbyDelta
    (
        aMesh.edgeInterpolation::deltaCoeffs()*mag(phis)
    );
 
    CoNum = max(SfUfbyDelta/aMesh.magLe())
        .value()*runTime.deltaT().value();
 
    meanCoNum = (sum(SfUfbyDelta)/sum(aMesh.magLe()))
        .value()*runTime.deltaT().value();
 
    velMag = max(mag(phis)/aMesh.magLe()).value();
}
 
Info<< "Courant Number mean: " << meanCoNum
    << " max: " << CoNum
    << " velocity magnitude: " << velMag << endl;
 
 
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