52 lines
1.8 KiB
C
52 lines
1.8 KiB
C
|
/*---------------------------------------------------------------------------*\
|
||
|
|
========= |
|
||
|
|
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
||
|
|
\\ / O peration |
|
||
|
|
\\ / A nd | Copyright held by original author
|
||
|
|
\\/ M anipulation |
|
||
|
|
-------------------------------------------------------------------------------
|
||
|
|
License
|
||
|
|
This file is part of OpenFOAM.
|
||
|
|
|
||
|
|
OpenFOAM 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 2 of the License, or (at your
|
||
|
|
option) any later version.
|
||
|
|
|
||
|
|
OpenFOAM 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 OpenFOAM; if not, write to the Free Software Foundation,
|
||
|
|
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||
|
|
|
||
|
|
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;
|
||
|
|
|
||
|
|
// ************************************************************************* //
|