In fluid dynamics, turbulence modeling is the construction and use of a mathematical model to predict the effects of turbulence. Turbulent flows are commonplace...
16 KB (2,076 words) - 17:02, 17 February 2025
K-epsilon (k-ε) turbulence model is one of the most common models used in computational fluid dynamics (CFD) to simulate mean flow characteristics for...
9 KB (1,126 words) - 15:05, 15 May 2025
computational fluid dynamics, the k–omega (k–ω) turbulence model is a common two-equation turbulence model, that is used as an approximation for the Reynolds-averaged...
3 KB (410 words) - 23:34, 14 October 2024
system being modeled. For turbulent flows, the range of length scales and complexity of phenomena involved in turbulence make most modeling approaches prohibitively...
68 KB (8,648 words) - 23:04, 22 June 2025
stress equation model (RSM), also referred to as second moment closures are the most complete classical turbulence model. In these models, the eddy-viscosity...
18 KB (2,896 words) - 02:02, 24 December 2024
In fluid dynamics, turbulence or turbulent flow is fluid motion characterized by chaotic changes in pressure and flow velocity. It is in contrast to laminar...
47 KB (5,606 words) - 22:49, 19 June 2025
born American fluid dynamicist, known for his work on turbulence, including turbulence modeling and computational fluid dynamics. Charles Meneveau, the...
13 KB (1,395 words) - 04:24, 17 December 2024
gamma-Re transition model has two equations and is based on the two-equation turbulence models in the context of turbulence modeling. This way both local...
4 KB (559 words) - 09:44, 2 April 2025
The von Kármán wind turbulence model (also known as von Kármán gusts) is a mathematical model of continuous gusts. It matches observed continuous gusts...
9 KB (1,652 words) - 11:16, 17 February 2025
Spalart-Allmaras Turbulence Models? from kxcad.net The Spalart-Allmaras Turbulence Model at NASA's Langley Research Center Turbulence Modelling Resource site...
6 KB (1,081 words) - 14:28, 12 May 2025
The Dryden wind turbulence model, also known as Dryden gusts, is a mathematical model of continuous gusts accepted for use by the United States Department...
7 KB (1,330 words) - 13:22, 5 August 2024
Reynolds-averaged Navier–Stokes equations (category Turbulence models)
requires additional modeling to close the RANS equation for solving, and has led to the creation of many different turbulence models. The time-average operator...
12 KB (2,335 words) - 12:23, 28 April 2025
Large eddy simulation (category Turbulence models)
Large eddy simulation (LES) is a mathematical model for turbulence used in computational fluid dynamics. It was initially proposed in 1963 by Joseph Smagorinsky...
45 KB (7,232 words) - 18:38, 5 March 2025
Navier Stokes equations, the turbulence kinetic energy can be calculated based on the closure method, i.e. a turbulence model. The TKE can be defined to...
10 KB (1,337 words) - 09:58, 16 June 2025
C., 1998. Turbulence Modeling for CFD. ISBN 1-928729-10-X, 2nd Ed., DCW Industries, Inc. This article was based on the Cebeci Smith model article in...
3 KB (515 words) - 23:32, 24 February 2023
Direct numerical simulation (category Turbulence models)
numerically solved without any turbulence model. This means that the whole range of spatial and temporal scales of the turbulence must be resolved. All the...
5 KB (840 words) - 10:24, 19 March 2025
In meteorology, clear-air turbulence (CAT) is the turbulent movement of air masses in the absence of any visual clues such as clouds, and is caused when...
13 KB (1,730 words) - 05:24, 16 February 2025
Transition modeling is the use of a model to predict the change from laminar and turbulent flows in fluids and their respective effects on the overall...
2 KB (211 words) - 12:25, 24 March 2020
Two-dimensional point vortex gas (category Turbulence models)
particle model used to study turbulence in two-dimensional ideal fluids. The two-dimensional guiding-center plasma is a completely equivalent model used in...
2 KB (285 words) - 15:12, 27 November 2023
Menter's Shear Stress Transport (category Turbulence models)
Transport turbulence model, or SST, is a widely used and robust two-equation eddy-viscosity turbulence model used in Computational Fluid Dynamics. The model combines...
7 KB (1,269 words) - 13:48, 24 May 2025
wave Turbulence modeling Turbulence kinetic energy (TKE) K-epsilon turbulence model k–omega turbulence model Spalart–Allmaras turbulence model Vorticity...
13 KB (1,097 words) - 15:29, 28 May 2025
averaged over time, and the effects of the turbulence on the time-averaged flow represented by turbulence modeling (an additional set of equations based on...
100 KB (13,294 words) - 15:43, 24 May 2025
Magnetohydrodynamic turbulence concerns the chaotic regimes of magnetofluid flow at high Reynolds number. Magnetohydrodynamics (MHD) deals with what is...
17 KB (2,404 words) - 06:04, 7 April 2025
models of hydrostatics, hydrodynamics and aerodynamics. Hydraulics Elasticity Mechanical waves and acoustics Valves and fluidics Gas laws Turbulence modeling...
43 KB (4,561 words) - 17:01, 28 May 2025
Shallow water equations (redirect from Shallow water model)
all channel flow scenarios. The dynamic wave is used for modeling transient storms in modeling programs including Mascaret (EDF), SIC (Irstea), HEC-RAS...
37 KB (4,776 words) - 11:54, 3 June 2025
simulations are often undertaken to model wake flows, although such modeling has uncertainties associated with turbulence modeling (for example RANS versus LES...
6 KB (797 words) - 02:20, 19 November 2024
SST, k-omega and Reynolds stress, and large eddy simulation (LES) turbulence models, by numerically solving some dynamic equations such as the Ginzburg–Landau...
23 KB (2,824 words) - 11:37, 16 June 2025
Churn turbulent flow (category Turbulence models)
the RNG k–ε model for liquid turbulence[citation needed]. Several approaches have been carried out, including single-sized bubble modeling, double-sized...
6 KB (917 words) - 07:16, 1 April 2025
tensorial algebra purposes when solving for two-equation turbulence models (or any other turbulence model that solves a transport equation for κ {\displaystyle...
20 KB (2,571 words) - 05:06, 18 June 2025
Von Kármán constant (category Turbulence)
} with ρ the fluid density. The Kármán constant is often used in turbulence modeling, for instance in boundary-layer meteorology to calculate fluxes of...
3 KB (522 words) - 19:34, 7 August 2024