TurbulenceModels: Updated documentation

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Henry
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========= | ========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | \\ / O peration |
\\ / A nd | Copyright (C) 2014 OpenFOAM Foundation \\ / A nd | Copyright (C) 2014-2015 OpenFOAM Foundation
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License

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========= | ========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | \\ / O peration |
\\ / A nd | Copyright (C) 2014 OpenFOAM Foundation \\ / A nd | Copyright (C) 2014-2015 OpenFOAM Foundation
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License

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@ -38,7 +38,7 @@ Description
Physics of Fluids A, Vol. 4, No. 7, 1992, pp 1510-1520. Physics of Fluids A, Vol. 4, No. 7, 1992, pp 1510-1520.
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
RNGkEpsilonCoeffs RNGkEpsilonCoeffs
{ {

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@ -33,16 +33,12 @@ Description
References: References:
\verbatim \verbatim
"Turbulence Modeling for CFD" Wilcox, D. C. (1998).
D. C. Wilcox, Turbulence modeling for CFD
DCW Industries, Inc., La Canada, (Vol. 2, pp. 103-217). La Canada, CA: DCW industries.
California, 1988.
See also:
http://www.cfd-online.com/Wiki/Wilcox's_k-omega_model
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
kOmegaCoeffs kOmegaCoeffs
{ {

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@ -33,12 +33,13 @@ Description
Turbulence model described in: Turbulence model described in:
\verbatim \verbatim
D. Keith Walters, Davor Cokljat Walters, D. K., & Cokljat, D. (2008).
"A Three-Equation Eddy-Viscosity Model for Reynold-Averaged A three-equation eddy-viscosity model for Reynolds-averaged
Navier-Stokes Simulations of Transitional Flow" NavierStokes simulations of transitional flow.
Journal of Fluids Engineering, 130(12), 121401.
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
kkLOmegaCoeffs kkLOmegaCoeffs
{ {

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@ -53,17 +53,17 @@ Description
References: References:
\verbatim \verbatim
Lien F-S, Kalitzin G, Lien, F. S., & Kalitzin, G. (2001).
"Computations of transonic flow with the v2-f turbulence model", Computations of transonic flow with the v2f turbulence model.
Int. J. Heat Fluid Flow 22, 2001, pp 53-61 International Journal of Heat and Fluid Flow, 22(1), 53-61.
Davidson L, Nielsen P, Sveningsson A, Davidson, L., Nielsen, P., & Sveningsson, A. (2003).
"Modifications of the v2-f model for computing the flow in a Modifications of the v2-f model for computing the flow in a
3D wall jet", 3D wall jet.
Turbulence, Heat and Mass Transfer 4, 2003, pp 577-584 Turbulence, Heat and Mass Transfer, 4, 577-584
\endverbatim \endverbatim
The default model coefficients are given as: The default model coefficients are
\verbatim \verbatim
v2fCoeffs v2fCoeffs
{ {
@ -85,7 +85,7 @@ Note
k variants (nutk...) for this case will not behave correctly. k variants (nutk...) for this case will not behave correctly.
SeeAlso SeeAlso
Foam::incompressible::RASModels::kEpsilon Foam::RASModels::kEpsilon
Foam::kLowReWallFunctionFvPatchScalarField Foam::kLowReWallFunctionFvPatchScalarField
Foam::epsilonLowReWallFunctionFvPatchScalarField Foam::epsilonLowReWallFunctionFvPatchScalarField
Foam::v2WallFunctionFvPatchScalarField Foam::v2WallFunctionFvPatchScalarField

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========= | ========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | \\ / O peration |
\\ / A nd | Copyright (C) 2013-2014 OpenFOAM Foundation \\ / A nd | Copyright (C) 2013-2015 OpenFOAM Foundation
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License
@ -33,15 +33,13 @@ Description
Reference: Reference:
\verbatim \verbatim
"One-equation sub-grid scale (SGS) modelling for Euler-Euler Niceno, B., Dhotre, M. T., & Deen, N. G. (2008).
large eddy simulation (EELES) of dispersed bubbly flow" One-equation sub-grid scale (SGS) modelling for
B. Niceno, EulerEuler large eddy simulation (EELES) of dispersed bubbly flow.
M.T. Dhotre, Chemical Engineering Science, 63(15), 3923-3931.
N.G. Dee
Chemical Engineering Science 63 (2008) pp. 3923-3931.
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are:
\verbatim \verbatim
NicenoKEqnCoeffs NicenoKEqnCoeffs
{ {

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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) 2013-2014 OpenFOAM Foundation \\ / A nd | Copyright (C) 2013-2015 OpenFOAM Foundation
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License
@ -32,15 +32,13 @@ Description
Reference: Reference:
\verbatim \verbatim
"Numerical simulation of the dynamic flow behavior in a bubble column: Zhang, D., Deen, N. G., & Kuipers, J. A. M. (2006).
A study of closures for turbulence and interface forces" Numerical simulation of the dynamic flow behavior in a bubble column:
D. Zhang, a study of closures for turbulence and interface forces.
N.G. Deen, Chemical Engineering Science, 61(23), 7593-7608.
J.A.M. Kuipers,
Chemical Engineering Science 61 (2006) pp 7593-7608.
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
SmagorinskyZhangCoeffs SmagorinskyZhangCoeffs
{ {

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========= | ========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | \\ / O peration |
\\ / A nd | Copyright (C) 2013-2014 OpenFOAM Foundation \\ / A nd | Copyright (C) 2013-2015 OpenFOAM Foundation
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License
@ -39,7 +39,7 @@ Description
This model is unpublished and is provided as a stable numerical framework This model is unpublished and is provided as a stable numerical framework
on which a more physical model may be built. on which a more physical model may be built.
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
continuousKEqnCoeffs continuousKEqnCoeffs
{ {

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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) 2013-2014 OpenFOAM Foundation \\ / A nd | Copyright (C) 2013-2015 OpenFOAM Foundation
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License
@ -32,13 +32,12 @@ Description
Reference: Reference:
\verbatim \verbatim
"The simulation of multidimensional multiphase flows", Lahey Jr, R. T. (2005).
Lahey R.T., The simulation of multidimensional multiphase flows.
Nucl. Eng. & Design Nuclear Engineering and Design, 235(10), 1043-1060.
2005 (235) pp.1043-1060.
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
LaheyKEpsilonCoeffs LaheyKEpsilonCoeffs
{ {

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========= | ========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | \\ / O peration |
\\ / A nd | Copyright (C) 2013-2014 OpenFOAM Foundation \\ / A nd | Copyright (C) 2013-2015 OpenFOAM Foundation
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License
@ -40,7 +40,7 @@ Description
This model is unpublished and is provided as a stable numerical framework This model is unpublished and is provided as a stable numerical framework
on which a more physical model may be built. on which a more physical model may be built.
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
continuousGasKEpsilonCoeffs continuousGasKEpsilonCoeffs
{ {

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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) 2013-2014 OpenFOAM Foundation \\ / A nd | Copyright (C) 2013-2015 OpenFOAM Foundation
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License
@ -32,21 +32,20 @@ Description
The basic structure of the model is based on: The basic structure of the model is based on:
\verbatim \verbatim
"Modelling of dispersed bubble and droplet ow at high phase fractions" Behzadi, A., Issa, R. I., & Rusche, H. (2004).
A. Behzadi, R.I. Issa , H. Rusche, Modelling of dispersed bubble and droplet flow at high phase fractions.
Chemical Engineering Science (59) 2004 pp.759-770. Chemical Engineering Science, 59(4), 759-770.
\endverbatim \endverbatim
but an effective density for the gas is used in the averaging and an but an effective density for the gas is used in the averaging and an
alternative model for bubble-generated turbulence from: alternative model for bubble-generated turbulence from:
\verbatim \verbatim
"The simulation of multidimensional multiphase flows", Lahey Jr, R. T. (2005).
Lahey R.T., The simulation of multidimensional multiphase flows.
Nucl. Eng. & Design Nuclear Engineering and Design, 235(10), 1043-1060.
(235) 2005 pp.1043-1060.
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
mixtureKEpsilonCoeffs mixtureKEpsilonCoeffs
{ {

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@ -30,11 +30,19 @@ Group
Description Description
The Smagorinsky SGS model. The Smagorinsky SGS model.
Algebraic eddy viscosity SGS model founded on the assumption that Reference:
local equilibrium prevails.
Thus,
\verbatim \verbatim
Smagorinsky, J. (1963).
General circulation experiments with the primitive equations: I.
The basic experiment*.
Monthly weather review, 91(3), 99-164.
\endverbatim
The form of the Smagorinsky model implemented is obtained from the
k-equation model assuming local equilibrium which provides estimates of both
k and epsilon separate from the sub-grid scale viscosity:
\verbatim
B = 2/3*k*I - 2*nuSgs*dev(D) B = 2/3*k*I - 2*nuSgs*dev(D)
where where
@ -44,7 +52,7 @@ Description
nuSgs = Ck*sqrt(k)*delta nuSgs = Ck*sqrt(k)*delta
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
SmagorinskyCoeffs SmagorinskyCoeffs
{ {
@ -53,6 +61,9 @@ Description
} }
\endverbatim \endverbatim
SeeAlso
Foam::LESModels::kEqn
SourceFiles SourceFiles
Smagorinsky.C Smagorinsky.C

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@ -38,16 +38,19 @@ Description
Flow, Turbulence and Combustion, 62(3), 183-200. Flow, Turbulence and Combustion, 62(3), 183-200.
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
WALECoeffs WALECoeffs
{ {
Ck 0.094; Ck 0.094;
Ce 1.048; Ce 1.048;e
Cw 0.325; Cw 0.325;
} }
\endverbatim \endverbatim
SeeAlso
Foam::LESModels::Smagorinsky
SourceFiles SourceFiles
WALE.C WALE.C

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@ -31,24 +31,17 @@ Description
One Equation Eddy Viscosity Model One Equation Eddy Viscosity Model
Eddy viscosity SGS model using a modeled balance equation to simulate the Eddy viscosity SGS model using a modeled balance equation to simulate the
behaviour of k, hence, behaviour of k.
Reference:
\verbatim \verbatim
d/dt(rho*k) + div(rho*U*k) - div(rho*nuEff*grad(k)) Yoshizawa, A. (1986).
= Statistical theory for compressible turbulent shear flows,
-rho*D:B - Ce*rho*k^(3/2)/delta with the application to subgrid modeling.
Physics of Fluids (1958-1988), 29(7), 2152-2164.
and
B = 2/3*k*I - 2*nuSgs*dev(D)
where
D = symm(grad(U));
nuSgs = Ck*sqrt(k)*delta
nuEff = nuSgs + nu
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
kEqnCoeffs kEqnCoeffs
{ {

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@ -45,7 +45,7 @@ Description
Journal of Energy, 7(4), 345-353. Journal of Energy, 7(4), 345-353.
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
LaunderSharmaKECoeffs LaunderSharmaKECoeffs
{ {

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@ -33,7 +33,7 @@ Description
Reference: Reference:
\verbatim \verbatim
Yakhot, V. S. A. S. T. B. C. G., Orszag, S. A., Thangam, S., Yakhot, V., Orszag, S. A., Thangam, S.,
Gatski, T. B., & Speziale, C. G. (1992). Gatski, T. B., & Speziale, C. G. (1992).
Development of turbulence models for shear flows Development of turbulence models for shear flows
by a double expansion technique. by a double expansion technique.
@ -45,7 +45,7 @@ Description
Journal of Energy, 7(4), 345-353. Journal of Energy, 7(4), 345-353.
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
RNGkEpsilonCoeffs RNGkEpsilonCoeffs
{ {

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@ -48,7 +48,7 @@ Description
is implemented in which Stilda is clipped at Cs*Omega with the default value is implemented in which Stilda is clipped at Cs*Omega with the default value
of Cs = 0.3. of Cs = 0.3.
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
SpalartAllmarasCoeffs SpalartAllmarasCoeffs
{ {

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@ -48,7 +48,7 @@ Description
Journal of Energy, 7(4), 345-353. Journal of Energy, 7(4), 345-353.
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
kEpsilonCoeffs kEpsilonCoeffs
{ {

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@ -65,7 +65,7 @@ Description
uncertainty in their origin, range of applicability and that if y+ becomes uncertainty in their origin, range of applicability and that if y+ becomes
sufficiently small blending u_tau in this manner clearly becomes nonsense. sufficiently small blending u_tau in this manner clearly becomes nonsense.
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
kOmegaSSTCoeffs kOmegaSSTCoeffs
{ {

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@ -31,18 +31,20 @@ Description
Realizable k-epsilon turbulence model for incompressible and compressible Realizable k-epsilon turbulence model for incompressible and compressible
flows. flows.
Model described in the paper: References:
\verbatim \verbatim
"A New k-epsilon Eddy Viscosity Model for High Reynolds Number Shih, T. H., Liou, W. W., Shabbir, A., Yang, Z., & Zhu, J. (1994).
Turbulent Flows" A new k-epsilon eddy viscosity model for high Reynolds number
turbulent flows: Model development and validation.
NASA STI/Recon Technical Report N, 95, 11442.
Tsan-Hsing Shih, William W. Liou, Aamir Shabbir, Zhigang Tang and Shih, T. H., Liou, W. W., Shabbir, A., Yang, Z., & Zhu, J. (1995).
Jiang Zhu A New k-epsilon Eddy Viscosity Model for High Reynolds Number
Turbulent Flows.
Computers and Fluids Vol. 24, No. 3, pp. 227-238, 1995 Computers and Fluids, 24(3), 227-238.
\endverbatim \endverbatim
The default model coefficients correspond to the following: The default model coefficients are
\verbatim \verbatim
realizableKECoeffs realizableKECoeffs
{ {