CourantNo.H
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23 
24 Global
25  CourantNo
26 
27 Description
28  Calculates and outputs the maximum Courant Number.
29 
30 \*---------------------------------------------------------------------------*/
31 
32 
33 scalar CoNum = 0.0;
34 scalar meanCoNum = 0.0;
35 scalar waveCoNum = 0.0;
36 
37 if (mesh.nInternalFaces())
38 {
39  scalarField sumPhi
40  (
41  fvc::surfaceSum(mag(phi))().primitiveField()
42  / h.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  // Gravity wave Courant number
51  waveCoNum = 0.25*gMax
52  (
54  (
55  fvc::interpolate(sqrt(h))*mesh.magSf()
56  )().primitiveField()/mesh.V().field()
57  )*sqrt(magg).value()*runTime.deltaTValue();
58 }
59 
60 Info<< "Courant number mean: " << meanCoNum
61  << " max: " << CoNum << endl;
62 
63 Info<< "Gravity wave Courant number max: " << waveCoNum
64  << endl;
65 
66 
67 // ************************************************************************* //
scalar meanCoNum
Definition: CourantNo.H:30
engineTime & runTime
dimensionedScalar sqrt(const dimensionedScalar &ds)
Ostream & endl(Ostream &os)
Add newline and flush stream.
Definition: Ostream.H:251
const dimensionedScalar h
Planck constant.
dynamicFvMesh & mesh
Type gSum(const FieldField< Field, Type > &f)
scalar waveCoNum
Definition: CourantNo.H:32
const Type & value() const
Return const reference to value.
phi
Definition: correctPhi.H:3
volScalarField scalarField(fieldObject, mesh)
Type gMax(const FieldField< Field, Type > &f)
static tmp< GeometricField< Type, fvsPatchField, surfaceMesh > > interpolate(const GeometricField< Type, fvPatchField, volMesh > &tvf, const surfaceScalarField &faceFlux, Istream &schemeData)
Interpolate field onto faces using scheme given by Istream.
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