1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
11 OpenFOAM is free software: you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by
13 the Free Software Foundation, either version 3 of the License, or
14 (at your option) any later version.
16 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 You should have received a copy of the GNU General Public License
22 along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
28 Calculates the mean and maximum wave speed based Courant Numbers.
30 \*---------------------------------------------------------------------------*/
33 scalar meanCoNum = 0.0;
35 if (mesh.nInternalFaces())
37 surfaceScalarField amaxSfbyDelta
39 mesh.surfaceInterpolation::deltaCoeffs()*amaxSf
42 CoNum = max(amaxSfbyDelta/mesh.magSf()).value()*runTime.deltaTValue();
45 (sum(amaxSfbyDelta)/sum(mesh.magSf())).value()
46 *runTime.deltaTValue();
49 Info<< "Mean and max Courant Numbers = "
50 << meanCoNum << " " << CoNum << endl;
52 // ************************************************************************* //