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BUG: turbulentTemperatureRadCoupledMixed: incorrect multi-layer averaging (#1440)

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This commit is contained in:
mattijs
2014-11-13 14:32:44 +00:00
committed by Andrew Heather
parent b52113131e
commit 414f2d1d48
1 changed files with 9 additions and 8 deletions
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17
src/turbulenceModels/compressible/turbulenceModel/derivedFvPatchFields/turbulentTemperatureRadCoupledMixed/turbulentTemperatureRadCoupledMixedFvPatchScalarField.C
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@ -123,14 +123,16 @@ turbulentTemperatureRadCoupledMixedFvPatchScalarField
if (thicknessLayers_.size() > 0)
{
// total thermal transmittance by harmonic averaging
forAll (thicknessLayers_, iLayer)
{
const scalar l = thicknessLayers_[iLayer];
if (l > 0.0)
{
contactRes_ += kappaLayers_[iLayer]/l;
contactRes_ += l/kappaLayers_[iLayer]; // inverse sum
}
}
contactRes_ = 1.0/contactRes_; // new total inverse
}
}
@ -210,17 +212,16 @@ void turbulentTemperatureRadCoupledMixedFvPatchScalarField::updateCoeffs()
// Swap to obtain full local values of neighbour K*delta
tmp<scalarField> KDeltaNbr(new scalarField(TcNbr.size(), 0.0));
scalarField KDeltaNbr;
if (contactRes_ == 0.0)
{
// Swap to obtain full local values of neighbour K*delta
KDeltaNbr() = nbrField.kappa(nbrField)*nbrPatch.deltaCoeffs();
KDeltaNbr = nbrField.kappa(nbrField)*nbrPatch.deltaCoeffs();
}
else
{
KDeltaNbr() = contactRes_;
KDeltaNbr.setSize(nbrField.size(), contactRes_);
}
mpp.distribute(KDeltaNbr());
mpp.distribute(KDeltaNbr);
scalarField KDelta(kappa(*this)*patch().deltaCoeffs());
@ -237,11 +238,11 @@ void turbulentTemperatureRadCoupledMixedFvPatchScalarField::updateCoeffs()
mpp.distribute(QrNbr);
}
scalarField alpha(KDeltaNbr() - (Qr + QrNbr)/Tp);
scalarField alpha(KDeltaNbr - (Qr + QrNbr)/Tp);
valueFraction() = alpha/(alpha + KDelta);
refValue() = (KDeltaNbr()*TcNbr)/alpha;
refValue() = (KDeltaNbr*TcNbr)/alpha;
mixedFvPatchScalarField::updateCoeffs();