Results 1 to 10 of about 9,633 (168)

Investigation on Flow Characteristics of Swept Shock/Turbulent Boundary Layer Interaction Considering Entropy Layer Effect

open access: yes气体物理, 2023
In order to explore the effect of entropy layer on swept shock/turbulent boundary layer interaction, numerical simulation was applied to study a fin/blunt plate physical model.
Xian-kai LI   +6 more
doaj   +1 more source

Numerical Study of the Influence of the Inlet Turbulence Length Scale on the Turbulent Boundary Layer

open access: yesApplied Sciences, 2021
In the past half century, large eddy simulations (LESs) have played an important role in turbulent flow simulation and improving the performance of computing technology.
Young-Tae Lee   +2 more
doaj   +1 more source

Sound radiated from low Mach number turbulent boundary layer flows(Turbulent boundary layer on a smooth plate and over a small forward facing step)

open access: yesJournal of Fluid Science and Technology, 2021
High-resolution numerical simulation has been performed to study aeroacoustic noise radiated from a turbulent boundary layer at freestream Mach number Ma = 0.3, which develops on a smooth flat plate and over a small forward-facing step.
Shiko MORIYAMA   +2 more
doaj   +1 more source

Turbulent and boundary layer characteristics during VOCALS-REx [PDF]

open access: yesAtmospheric Chemistry and Physics, 2021
Boundary layer and turbulent characteristics (surface fluxes, turbulent kinetic energy – TKE, turbulent kinetic energy dissipation rate – ϵ), along with synoptic-scale changes in these properties over time, are examined using data collected from 18 ...
D. S. Dodson, J. D. Small Griswold
doaj   +1 more source

Hot-wire experimental investigation on turbulent Prandtl number in a rotating non-isothermal turbulent boundary layer

open access: yesPropulsion and Power Research, 2020
This experiment used a parallel array of hot wire probes to simultaneously measure the temperature and velocity fields in the non-isothermal turbulent boundary layer of a rotating straight channel. The Reynolds numbers are 15,000 and 25,000, respectively.
Ran Gao   +4 more
doaj   +1 more source

Dynamics of turbulent western-boundary currents at low latitude in a shallow-water model [PDF]

open access: yesOcean Science, 2015
The dynamics of low latitude turbulent western-boundary currents (WBCs) crossing the Equator are considered using numerical results from integrations of a reduced-gravity shallow-water model.
C. Q. C. Akuetevi, A. Wirth
doaj   +1 more source

Numerical study on the influence of wall temperature gradient on aerodynamic characteristics of low aspect ratio flying wing configuration

open access: yesScientific Reports, 2021
With the aim for a low-aspect-ratio flying wing configuration, this study explores the influence of wall temperature gradient on the laminar and turbulent boundary layers of aircraft surface and determines the effect on the transition Reynolds number and
Peng Lin   +6 more
doaj   +1 more source

Turbulent Boundary Layer at Large Re [PDF]

open access: yesINCAS Bulletin, 2016
The fluids as deformable bodies without own shape, when starting from rest, experience interactions between the flowing fluid and the physical surfaces marking the bounds of flow.
Horia DUMITRESCU, Vladimir CARDOS
doaj   +1 more source

Analyze the Surface Thermodynamic and Dynamic Effects on the Atmospheric Boundary Layer Structure by Large Eddy Simulation

open access: yesGaoyuan qixiang, 2022
Atmospheric boundary layer structure affects the exchange of material and energy between the earth and air, the dispersion of pollutants and human health.The boundary layer structure is significantly affected by surface heating and dynamics, but it is ...
Min ZHANG   +3 more
doaj   +1 more source

Mechanism of development of turbulent boundary layer in a curved circular pipe under supersonic conditions

open access: yesAIP Advances, 2022
This study investigates the characteristics of a turbulent boundary layer in a curved circular pipe under an inflow of Ma = 3.0. The pipe consisted of a straight part and a curved part with a turning angle of 36° and a radius of curvature, γ = R/Rc, of γ
Chang-Hai Liang   +8 more
doaj   +1 more source

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