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ENH: Radiation P-1 model - added protection for divide by zero

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andy 2014-08-04 15:50:14 +01:00
parent 9cc6cd612a
commit 4052d2fec0
1 changed files with 4 additions and 2 deletions
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6
src/thermophysicalModels/radiationModels/radiationModel/P1/P1.C
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@ -2,7 +2,7 @@
========= | ========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | \\ / O peration |
\\ / A nd | Copyright (C) 2011-2013 OpenFOAM Foundation \\ / A nd | Copyright (C) 2011-2014 OpenFOAM Foundation
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License
@ -217,6 +217,8 @@ void Foam::radiation::P1::calculate()
E_ = absorptionEmission_->E(); E_ = absorptionEmission_->E();
const volScalarField sigmaEff(scatter_->sigmaEff()); const volScalarField sigmaEff(scatter_->sigmaEff());
const dimensionedScalar a0 ("a0", a_.dimensions(), ROOTVSMALL);
// Construct diffusion // Construct diffusion
const volScalarField gamma const volScalarField gamma
( (
@ -228,7 +230,7 @@ void Foam::radiation::P1::calculate()
IOobject::NO_READ, IOobject::NO_READ,
IOobject::NO_WRITE IOobject::NO_WRITE
), ),
1.0/(3.0*a_ + sigmaEff) 1.0/(3.0*a_ + sigmaEff + a0)
); );
// Solve G transport equation // Solve G transport equation