50 lines
1.8 KiB
C
50 lines
1.8 KiB
C
/*---------------------------------------------------------------------------*\
|
|
========= |
|
|
\\ / F ield | foam-extend: Open Source CFD
|
|
\\ / O peration |
|
|
\\ / A nd | For copyright notice see file Copyright
|
|
\\/ M anipulation |
|
|
-------------------------------------------------------------------------------
|
|
License
|
|
This file is part of foam-extend.
|
|
|
|
foam-extend is free software: you can redistribute it and/or modify it
|
|
under the terms of the GNU General Public License as published by the
|
|
Free Software Foundation, either version 3 of the License, or (at your
|
|
option) any later version.
|
|
|
|
foam-extend is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
Global
|
|
compressibleCourantNo
|
|
|
|
Description
|
|
Calculates the mean and maximum wave speed based Courant Numbers.
|
|
|
|
\*---------------------------------------------------------------------------*/
|
|
|
|
scalar CoNum = 0.0;
|
|
scalar meanCoNum = 0.0;
|
|
|
|
if (mesh.nInternalFaces())
|
|
{
|
|
surfaceScalarField amaxSfbyDelta =
|
|
mesh.surfaceInterpolation::deltaCoeffs()*amaxSf;
|
|
|
|
CoNum = max(amaxSfbyDelta/mesh.magSf()).value()*runTime.deltaT().value();
|
|
|
|
meanCoNum =
|
|
(sum(amaxSfbyDelta)/sum(mesh.magSf())).value()
|
|
*runTime.deltaT().value();
|
|
}
|
|
|
|
Info<< "Mean and max Courant Numbers = "
|
|
<< meanCoNum << " " << CoNum << endl;
|
|
|
|
// ************************************************************************* //
|