Files
openfoam/src/finiteVolume/cfdTools/general/include/setInitialDeltaT.H

49 lines
1.6 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
\\/ 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 3 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, see <http://www.gnu.org/licenses/>.
Global
setInitialDeltaT
Description
Set the initial timestep corresponding to the timestep adjustment
algorithm in setDeltaT but only if it would reduce the timestep.
\*---------------------------------------------------------------------------*/
if (adjustTimeStep)
{
if ((runTime.timeIndex() == 0) && (CoNum > SMALL))
{
runTime.setDeltaT
(
min
(
maxCo*runTime.deltaTValue()/CoNum,
runTime.deltaTValue()
)
);
}
}
// ************************************************************************* //