alphaCourantNo.H
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23 
24 Global
25  alphaCourantNo
26 
27 Description
28  Calculates and outputs the mean and maximum Courant Numbers.
29 
30 \*---------------------------------------------------------------------------*/
31 
32 scalar maxAlphaCo
33 (
34  readScalar(runTime.controlDict().lookup("maxAlphaCo"))
35 );
36 
37 scalar alphaCoNum = 0.0;
38 scalar meanAlphaCoNum = 0.0;
39 
40 if (mesh.nInternalFaces())
41 {
42  scalarField sumPhi
43  (
44  pos0(alpha1 - 0.01)*pos0(0.99 - alpha1)
45  *fvc::surfaceSum(mag(phi))().primitiveField()
46  );
47 
48  alphaCoNum = 0.5*gMax(sumPhi/mesh.V().field())*runTime.deltaTValue();
49 
50  meanAlphaCoNum =
51  0.5*(gSum(sumPhi)/gSum(mesh.V().field()))*runTime.deltaTValue();
52 }
53 
54 Info<< "Interface Courant Number mean: " << meanAlphaCoNum
55  << " max: " << alphaCoNum << endl;
56 
57 // ************************************************************************* //
#define readScalar
Definition: doubleScalar.C:38
surfaceScalarField & phi
engineTime & runTime
Ostream & endl(Ostream &os)
Add newline and flush stream.
Definition: Ostream.H:256
scalar maxAlphaCo(readScalar(runTime.controlDict().lookup("maxAlphaCo")))
dynamicFvMesh & mesh
Type gSum(const FieldField< Field, Type > &f)
const volScalarField & alpha1
volScalarField scalarField(fieldObject, mesh)
dimensionedScalar pos0(const dimensionedScalar &ds)
Type gMax(const FieldField< Field, Type > &f)
messageStream Info
dimensioned< scalar > mag(const dimensioned< Type > &)
tmp< GeometricField< Type, fvPatchField, volMesh > > surfaceSum(const GeometricField< Type, fvsPatchField, surfaceMesh > &ssf)