CourantNo.H
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25
26Global
27 CourantNo
28
29Description
30 Calculates and outputs the mean and maximum Courant Numbers.
32\*---------------------------------------------------------------------------*/
33
34scalar CoNum = 0.0;
35scalar meanCoNum = 0.0;
36
37if (mesh.nInternalFaces())
38{
39 surfaceScalarField phiMask(localMin<scalar>(mesh).interpolate(cellMask));
40
41 scalarField sumPhi
42 (
43 fvc::surfaceSum(mag(phiMask*phi))().internalField()
44 );
45
46 CoNum = 0.5*gMax(sumPhi/mesh.V().field())*runTime.deltaTValue();
47
48 meanCoNum =
49 0.5*(gSum(sumPhi)/gSum(mesh.V().field()))*runTime.deltaTValue();
50}
51
52Info<< "Courant Number mean: " << meanCoNum
53 << " max: " << CoNum << endl;
54
55// ************************************************************************* //
scalar meanCoNum
Definition: CourantNo.H:33
scalar CoNum
Definition: CourantNo.H:32
surfaceScalarField & phi
mesh interpolate(rAU)
dynamicFvMesh & mesh
engineTime & runTime
messageStream Info
Information stream (stdout output on master, null elsewhere)
Ostream & endl(Ostream &os)
Add newline and flush stream.
Definition: Ostream.H:372