setInitialMultiRegionDeltaT.H
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23 
24 Global
25  setInitialDeltaT
26 
27 Description
28  Set the initial timestep for the CHT MultiRegion solver.
29 
30 \*---------------------------------------------------------------------------*/
31 
32 if (adjustTimeStep)
33 {
34  if ((runTime.timeIndex() == 0) && ((CoNum > SMALL) || (DiNum > SMALL)))
35  {
36  if (CoNum < SMALL)
37  {
38  CoNum = SMALL;
39  }
40 
41  if (DiNum < SMALL)
42  {
43  DiNum = SMALL;
44  }
45 
46  runTime.setDeltaT
47  (
48  min
49  (
50  min(maxCo/CoNum, maxDi/DiNum)*runTime.deltaT().value(),
51  maxDeltaT
52  )
53  );
54  Info<< "deltaT = " << runTime.deltaT().value() << endl;
55  }
56 }
57 
58 // ************************************************************************* //
scalar DiNum
bool adjustTimeStep
messageStream Info
Ostream & endl(Ostream &os)
Add newline and flush stream.
Definition: Ostream.H:251
scalar maxDeltaT
scalar maxDi
scalar CoNum
dimensioned< Type > min(const dimensioned< Type > &, const dimensioned< Type > &)
scalar maxCo