1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | foam-extend: Open Source CFD
4 \\ / O peration | Version: 3.2
5 \\ / A nd | Web: http://www.foam-extend.org
6 \\/ M anipulation | For copyright notice see file Copyright
7 -------------------------------------------------------------------------------
9 This file is part of foam-extend.
11 foam-extend is free software: you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by the
13 Free Software Foundation, either version 3 of the License, or (at your
14 option) any later version.
16 foam-extend is distributed in the hope that it will be useful, but
17 WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
28 Calculates and outputs the mean and maximum Courant Numbers.
30 \*---------------------------------------------------------------------------*/
33 scalar meanCoNum = 0.0;
34 scalar acousticCoNum = 0.0;
37 if (mesh.nInternalFaces())
39 surfaceScalarField magPhiv = mag(phiv);
41 surfaceScalarField SfUfbyDelta =
42 mesh.surfaceInterpolation::deltaCoeffs()*magPhiv;
44 CoNum = max(SfUfbyDelta/mesh.magSf())
45 .value()*runTime.deltaT().value();
47 meanCoNum = (sum(SfUfbyDelta)/sum(mesh.magSf()))
48 .value()*runTime.deltaT().value();
50 velMag = max(magPhiv/mesh.magSf()).value();
54 mesh.surfaceInterpolation::deltaCoeffs()/sqrt(fvc::interpolate(psi))
55 ).value()*runTime.deltaT().value();
58 Info<< "phiv Courant Number mean: " << meanCoNum
60 << " acoustic max: " << acousticCoNum
61 << " velocity magnitude: " << velMag
64 // ************************************************************************* //