CourantNo.H
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25
26Global
27 CourantNo
28
29Description
30 Calculates and outputs the mean and maximum Courant Numbers.
32\*---------------------------------------------------------------------------*/
34scalar CoNum = 0.0;
35scalar meanCoNum = 0.0;
36scalar acousticCoNum = 0.0;
37
38if (mesh.nInternalFaces())
39{
40 scalarField sumPhi
41 (
42 fvc::surfaceSum(mag(phi))().primitiveField()
43 );
44
45 CoNum = 0.5*gMax(sumPhi/mesh.V().field())*runTime.deltaTValue();
46
47 meanCoNum =
48 0.5*(gSum(sumPhi)/gSum(mesh.V().field()))*runTime.deltaTValue();
49
50 acousticCoNum = 0.5*gMax
51 (
52 fvc::surfaceSum
53 (
54 fvc::interpolate(scalar(1)/sqrt(psi))*mesh.magSf()
55 )().primitiveField()/mesh.V().field()
56 )*runTime.deltaTValue();
57}
58
59Info<< "phi Courant Number mean: " << meanCoNum
60 << " max: " << CoNum
61 << " acoustic max: " << acousticCoNum
62 << endl;
63
64// ************************************************************************* //
scalar meanCoNum
Definition: CourantNo.H:33
scalar CoNum
Definition: CourantNo.H:32
scalar acousticCoNum
Definition: CourantNo.H:33
surfaceScalarField & phi
const volScalarField & psi
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