FreeFOAM The Cross-Platform CFD Toolkit
meshCourantNo.H
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23 
24 Global
25  meshCourantNo
26 
27 Description
28  Calculates and outputs the mean and maximum Courant Numbers.
29 
30 \*---------------------------------------------------------------------------*/
31 
32 scalar meshCoNum = 0.0;
33 scalar meanMeshCoNum = 0.0;
34 
35 if (mesh.nInternalFaces())
36 {
37  surfaceScalarField SfUfbyDelta =
38  mesh.surfaceInterpolation::deltaCoeffs()*mag(mesh.phi());
39 
40  meshCoNum = max(SfUfbyDelta/mesh.magSf())
41  .value()*runTime.deltaT().value();
42 
43  meanMeshCoNum = (sum(SfUfbyDelta)/sum(mesh.magSf()))
44  .value()*runTime.deltaT().value();
45 }
46 
47 Info<< "Mesh Courant Number mean: " << meanMeshCoNum
48  << " max: " << meshCoNum << endl;
49 
50 // ************************ vim: set sw=4 sts=4 et: ************************ //