songtianlun/openfoam
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

turbulenceModels::RAS: Corrected sign of "C3" dilatation term

Browse Source 
Set default value of C3 to 0
Set C3 to -0.33 in the engineFoam/kivaTest tutorial.

Resolves bug-report https://bugs.openfoam.org/view.php?id=2496
This commit is contained in:
Henry Weller 2017-03-13 18:01:39 +00:00
parent d40363079c
commit 47d7240412
4 changed files with 14 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/TurbulenceModels/turbulenceModels/RAS/LaunderSharmaKE/LaunderSharmaKE.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
@ -153,7 +153,7 @@ LaunderSharmaKE<BasicTurbulenceModel>::LaunderSharmaKE
(
"C3",
this->coeffDict_,
-0.33
0
)
),
sigmak_
@ -273,7 +273,7 @@ void LaunderSharmaKE<BasicTurbulenceModel>::correct()
- fvm::laplacian(alpha*rho*DepsilonEff(), epsilon_)
==
C1_*alpha*rho*G*epsilon_/k_
- fvm::SuSp(((2.0/3.0)*C1_ + C3_)*alpha*rho*divU, epsilon_)
- fvm::SuSp(((2.0/3.0)*C1_ - C3_)*alpha*rho*divU, epsilon_)
- fvm::Sp(C2_*f2()*alpha*rho*epsilon_/k_, epsilon_)
+ alpha*rho*E
+ epsilonSource()

6
src/TurbulenceModels/turbulenceModels/RAS/RNGkEpsilon/RNGkEpsilon.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
@ -137,7 +137,7 @@ RNGkEpsilon<BasicTurbulenceModel>::RNGkEpsilon
(
"C3",
this->coeffDict_,
-0.33
0
)
),
sigmak_
@ -282,7 +282,7 @@ void RNGkEpsilon<BasicTurbulenceModel>::correct()
- fvm::laplacian(alpha*rho*DepsilonEff(), epsilon_)
==
(C1_ - R)*alpha*rho*G*epsilon_/k_
- fvm::SuSp(((2.0/3.0)*C1_ + C3_)*alpha*rho*divU, epsilon_)
- fvm::SuSp(((2.0/3.0)*C1_ - C3_)*alpha*rho*divU, epsilon_)
- fvm::Sp(C2_*alpha*rho*epsilon_/k_, epsilon_)
+ epsilonSource()
+ fvOptions(alpha, rho, epsilon_)

6
src/TurbulenceModels/turbulenceModels/RAS/kEpsilon/kEpsilon.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
@ -137,7 +137,7 @@ kEpsilon<BasicTurbulenceModel>::kEpsilon
(
"C3",
this->coeffDict_,
-0.33
0
)
),
sigmak_
@ -259,7 +259,7 @@ void kEpsilon<BasicTurbulenceModel>::correct()
- fvm::laplacian(alpha*rho*DepsilonEff(), epsilon_)
==
C1_*alpha()*rho()*G*epsilon_()/k_()
- fvm::SuSp(((2.0/3.0)*C1_ + C3_)*alpha()*rho()*divU, epsilon_)
- fvm::SuSp(((2.0/3.0)*C1_ - C3_)*alpha()*rho()*divU, epsilon_)
- fvm::Sp(C2_*alpha()*rho()*epsilon_()/k_(), epsilon_)
+ epsilonSource()
+ fvOptions(alpha, rho, epsilon_)

5
tutorials/combustion/engineFoam/kivaTest/constant/turbulenceProperties
View File

@ -24,6 +24,11 @@ RAS
turbulence on;
printCoeffs on;
kEpsilonCoeffs
{
C3 -0.33;
}
}