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Diffusion number: Corrected in chtMultiRegionFoam and pyrolysisModels::reactingOneDim

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Resolves bug-report https://bugs.openfoam.org/view.php?id=2512
This commit is contained in:
Henry Weller
2017-03-22 17:13:53 +00:00
parent 0be6269add
commit ad65ac255a
2 changed files with 17 additions and 27 deletions
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23
applications/solvers/heatTransfer/chtMultiRegionFoam/solid/solidRegionDiffNo.C
View File

@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2017 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
@ -24,7 +24,9 @@ License
\*---------------------------------------------------------------------------*/
#include "solidRegionDiffNo.H"
#include "fvc.H"
#include "surfaceInterpolate.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Foam::scalar Foam::solidRegionDiffNo
(
@ -34,21 +36,16 @@ Foam::scalar Foam::solidRegionDiffNo
const volScalarField& kappa
)
{
scalar DiNum = 0.0;
scalar meanDiNum = 0.0;
//- Take care: can have fluid domains with 0 cells so do not test for
// zero internal faces.
surfaceScalarField kapparhoCpbyDelta
(
mesh.surfaceInterpolation::deltaCoeffs()
* fvc::interpolate(kappa)
/ fvc::interpolate(Cprho)
sqr(mesh.surfaceInterpolation::deltaCoeffs())
*fvc::interpolate(kappa)
/fvc::interpolate(Cprho)
);
DiNum = max(kapparhoCpbyDelta).value()*runTime.deltaT().value();
meanDiNum = (average(kapparhoCpbyDelta)).value()*runTime.deltaT().value();
const scalar DiNum = max(kapparhoCpbyDelta).value()*runTime.deltaTValue();
const scalar meanDiNum =
average(kapparhoCpbyDelta).value()*runTime.deltaTValue();
Info<< "Region: " << mesh.name() << " Diffusion Number mean: " << meanDiNum
<< " max: " << DiNum << endl;

21
src/regionModels/pyrolysisModels/reactingOneDim/reactingOneDim.C
View File

@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2017 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
@ -25,13 +25,11 @@ License
#include "reactingOneDim.H"
#include "addToRunTimeSelectionTable.H"
#include "surfaceInterpolate.H"
#include "fvm.H"
#include "fvcDiv.H"
#include "fvcVolumeIntegrate.H"
#include "fvMatrices.H"
#include "absorptionEmissionModel.H"
#include "fvcLaplacian.H"
#include "absorptionEmissionModel.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
@ -63,7 +61,6 @@ void reactingOneDim::readReactingOneDimControls()
coeffs().lookup("QrHSource") >> QrHSource_;
useChemistrySolvers_ =
coeffs().lookupOrDefault<bool>("useChemistrySolvers", true);
}
@ -251,9 +248,7 @@ void reactingOneDim::solveContinuity()
fvScalarMatrix rhoEqn
(
fvm::ddt(rho_)
==
- solidChemistry_->RRg()
fvm::ddt(rho_) == -solidChemistry_->RRg()
);
if (regionMesh().moving())
@ -287,9 +282,7 @@ void reactingOneDim::solveSpeciesMass()
fvScalarMatrix YiEqn
(
fvm::ddt(rho_, Yi)
==
solidChemistry_->RRs(i)
fvm::ddt(rho_, Yi) == solidChemistry_->RRs(i)
);
if (regionMesh().moving())
@ -624,9 +617,9 @@ scalar reactingOneDim::solidRegionDiffNo() const
{
surfaceScalarField KrhoCpbyDelta
(
regionMesh().surfaceInterpolation::deltaCoeffs()
* fvc::interpolate(kappa())
/ fvc::interpolate(Cp()*rho_)
sqr(regionMesh().surfaceInterpolation::deltaCoeffs())
*fvc::interpolate(kappa())
/fvc::interpolate(Cp()*rho_)
);
DiNum = max(KrhoCpbyDelta.primitiveField())*time().deltaTValue();