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BUG: Fixing sign of qr in externalWallHeatFluxTemperature

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1) The sign of radiative flux (qr) for modes Power and HeatFlux was
corrected.

2) Relaxation factor implementation was incomplete. Now caching
valueFraction and refValue from  the previous time step.
This commit is contained in:
sergio
2020-04-08 14:11:07 -07:00
parent 5425de66e4
commit 647e161511
1 changed files with 9 additions and 5 deletions
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14
src/TurbulenceModels/compressible/turbulentFluidThermoModels/derivedFvPatchFields/externalWallHeatFluxTemperature/externalWallHeatFluxTemperatureFvPatchScalarField.C
View File

@ -6,7 +6,7 @@
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
Copyright (C) 2011-2017 OpenFOAM Foundation Copyright (C) 2011-2017 OpenFOAM Foundation
Copyright (C) 2015-2019 OpenCFD Ltd. Copyright (C) 2015-2020 OpenCFD Ltd.
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License
This file is part of OpenFOAM. This file is part of OpenFOAM.
@ -360,6 +360,9 @@ void Foam::externalWallHeatFluxTemperatureFvPatchScalarField::updateCoeffs()
const scalarField& Tp(*this); const scalarField& Tp(*this);
const scalarField valueFraction0(valueFraction());
const scalarField refValue0(refValue());
scalarField qr(Tp.size(), Zero); scalarField qr(Tp.size(), Zero);
if (qrName_ != "none") if (qrName_ != "none")
{ {
@ -375,7 +378,7 @@ void Foam::externalWallHeatFluxTemperatureFvPatchScalarField::updateCoeffs()
{ {
case fixedPower: case fixedPower:
{ {
refGrad() = (Q_/gSum(patch().magSf()) + qr)/kappa(Tp); refGrad() = (Q_/gSum(patch().magSf()) - qr)/kappa(Tp);
refValue() = 0; refValue() = 0;
valueFraction() = 0; valueFraction() = 0;
@ -383,7 +386,7 @@ void Foam::externalWallHeatFluxTemperatureFvPatchScalarField::updateCoeffs()
} }
case fixedHeatFlux: case fixedHeatFlux:
{ {
refGrad() = (q_ + qr)/kappa(Tp); refGrad() = (q_ - qr)/kappa(Tp);
refValue() = 0; refValue() = 0;
valueFraction() = 0; valueFraction() = 0;
@ -459,8 +462,9 @@ void Foam::externalWallHeatFluxTemperatureFvPatchScalarField::updateCoeffs()
} }
} }
valueFraction() = relaxation_*valueFraction() + (1 - relaxation_); valueFraction() =
refValue() = relaxation_*refValue() + (1 - relaxation_)*Tp; relaxation_*valueFraction() + (1 - relaxation_)*valueFraction0;
refValue() = relaxation_*refValue() + (1 - relaxation_)*refValue0;
mixedFvPatchScalarField::updateCoeffs(); mixedFvPatchScalarField::updateCoeffs();