setInitialDeltaT.H
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1/*---------------------------------------------------------------------------*\
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6 \\/ M anipulation |
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25
26Global
27 setInitialDeltaT
28
29Description
30 Set the initial timestep corresponding to the timestep adjustment
31 algorithm in setDeltaT
33\*---------------------------------------------------------------------------*/
34
36{
37 if (CoNum > SMALL)
38 {
39 scalar maxDeltaTFact =
40 min(maxCo/(CoNum + SMALL), maxAcousticCo/(acousticCoNum + SMALL));
41
42 runTime.setDeltaT
43 (
44 min
45 (
46 maxDeltaTFact*runTime.deltaTValue(),
48 )
49 );
50 }
51}
52
53// ************************************************************************* //
scalar acousticCoNum
Definition: CourantNo.H:33
engineTime & runTime
bool adjustTimeStep
scalar maxCo
maxAcousticCo
Definition: readControls.H:4
scalar CoNum