FreeFOAM The Cross-Platform CFD Toolkit
solidRegionDiffNo.C
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25 
26 #include "solidRegionDiffNo.H"
27 #include <finiteVolume/fvc.H>
28 
29 Foam::scalar Foam::solidRegionDiffNo
30 (
31  const fvMesh& mesh,
32  const Time& runTime,
33  const volScalarField& Cprho,
34  const volScalarField& K
35 )
36 {
37  scalar DiNum = 0.0;
38  scalar meanDiNum = 0.0;
39 
40  //- Take care: can have fluid domains with 0 cells so do not test for
41  // zero internal faces.
42  surfaceScalarField KrhoCpbyDelta =
43  mesh.surfaceInterpolation::deltaCoeffs()
44  * fvc::interpolate(K)
45  / fvc::interpolate(Cprho);
46 
47  DiNum = gMax(KrhoCpbyDelta.internalField())*runTime.deltaT().value();
48 
49  meanDiNum = (average(KrhoCpbyDelta)).value()*runTime.deltaT().value();
50 
51  Info<< "Region: " << mesh.name() << " Diffusion Number mean: " << meanDiNum
52  << " max: " << DiNum << endl;
53 
54  return DiNum;
55 }
56 
57 
58 // ************************ vim: set sw=4 sts=4 et: ************************ //