CourantNo.H
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23 
24 Global
25  CourantNo
26 
27 Description
28  Calculates and outputs the mean and maximum Courant Numbers.
29 
30 \*---------------------------------------------------------------------------*/
31 
32 scalar CoNum = 0.0;
33 scalar meanCoNum = 0.0;
34 
35 if (mesh.nInternalFaces())
36 {
37  scalarField sumPhi
38  (
39  fvc::surfaceSum(mag(phi))().primitiveField()
40  );
41 
43  {
44  sumPhi = max
45  (
46  sumPhi,
47  fvc::surfaceSum(mag(phases[phasei].phi()))().primitiveField()
48  );
49  }
50 
51  CoNum = 0.5*gMax(sumPhi/mesh.V().field())*runTime.deltaTValue();
52 
53  meanCoNum =
54  0.5*(gSum(sumPhi)/gSum(mesh.V().field()))*runTime.deltaTValue();
55 }
56 
57 Info<< "Courant Number mean: " << meanCoNum
58  << " max: " << CoNum << endl;
59 
60 // ************************************************************************* //
#define forAll(list, i)
Loop across all elements in list.
Definition: UList.H:434
label phasei
Definition: pEqn.H:27
dimensioned< Type > max(const dimensioned< Type > &, const dimensioned< Type > &)
scalar meanCoNum
Definition: CourantNo.H:30
engineTime & runTime
Ostream & endl(Ostream &os)
Add newline and flush stream.
Definition: Ostream.H:251
dynamicFvMesh & mesh
Type gSum(const FieldField< Field, Type > &f)
phi
Definition: correctPhi.H:3
volScalarField scalarField(fieldObject, mesh)
Type gMax(const FieldField< Field, Type > &f)
phaseSystem::phaseModelList & phases
Definition: createFields.H:12
messageStream Info
dimensioned< scalar > mag(const dimensioned< Type > &)
tmp< GeometricField< Type, fvPatchField, volMesh > > surfaceSum(const GeometricField< Type, fvsPatchField, surfaceMesh > &ssf)
scalar CoNum
Definition: CourantNo.H:29