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18 results with keyword: 'interactions turbulent boundary layer high reynolds number'

Interactions within the turbulent boundary layer at high Reynolds number

In what follows we develop a possible interpretation of these results, based on the working hypothesis that a class of very-large-scale ‘structures’ with statistical

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2021
Characterization of a high Reynolds number turbulent boundary layer by means of PIV

A first campaign was done based on a high magnification 2C2D PIV in the near wall region in order to capture the near wall scales and the mean gradient.. A second experiment of

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2021
Examining A Hypersonic Turbulent Boundary Layer at Low Reynolds Number

2.. Now, as hypersonic flight becomes more important in today’s research, the community finds itself once again building on available knowledge to improve its understanding for

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2021
Turbulent boundary layer separation control using plasma actuator at Reynolds number 2000000

The results show that the turbulent boundary layer separation of wing can be obviously sup- pressed and the maximum lift coefficient is improved at high Reynolds number with

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2021
High reynolds numbers turbulent boundary layers

Along that direction, weakly correlated structures present a maximum length of O 18δ in channels, and O 7δ in boundary layers, attained at the outer and logarithmic

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149
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2021
An explicit power-law-based wall model for lattice Boltzmann method–Reynolds-averaged numerical simulations of the flow around airfoils

An explicit wall model based on a power-law velocity profile for the description of the turbulent boundary layer is proposed for high Reynolds number flow RANS simulations.. This

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2021
Experimental Characterization of a High Reynolds Number Turbulent Boundary Layer subjected to an Adverse Pressure Gradient

While most studies have focussed on channel flows and zero pressure gradient (ZPG) boundary layer flows, our understanding of wall turbulence under the influence of a

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2021
An experimental study of shock/turbulent boundary layer interactions at DNS accessible Reynolds numbers

and Monson, D.J., “The Hypersonic Shock Wave- Turbulent Boundary Layer Interaction Generated by a Sharp Fin at Mach 8.2,” AIAA Paper No. and Shapey, B.L.,

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149
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2021
Interaction layer between a turbulent boundary layer and free-stream turbulence

turbulent boundary layer and a laminar free-stream, we identify a layer—near the junction between the log and wake layers of the turbulent boundary layer—where significant

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2021
Mécanique des fluides, transferts et rayonnement sonore

of pairing noise like in jets at high Reynolds number : less noisy jets are indeed observed for a natural smooth development of their turbulent boundary layer. This is of course not

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2021
Modeling Turbulent Flows

standard k–ω model near the wall to a high Reynolds number version of the k–ε model in the outer portion of the boundary layer.. „ Contains a modified turbulent viscosity

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2021
Large Eddy Simulation of the Flat Plate Turbulent Boundary Layer at High Reynolds Numbers

Jones, M.B., Marusic, I. and Perry, AE 2001 Evolution and structure of sink-flow turbulent boundary layers. and Kaltenbach, H.J. 2004 A priori and a posteriori tests of

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2020
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increase of heat transfer coecient in the turbulent boundary layer at high particle Reynolds number, Re P > 100, is the same as for a stationary particle.. In these experiments

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2020
Queer Feelings, Political Potential: Tracing Affect in Performance Spaces

Chamberlain, Rachel P., "Articulations of Liberation and Agency in Yanagi Miwa's "Elevator Girls"." Thesis, Georgia State University,

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105
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2020
Lateral edge effects on heat/mass transfer on a finite width surface within a turbulent boundary layer

Keywords: Turbulent boundary layer; Heat/Mass Transfer Analogy; Large-Eddy Simulation (LES); Elliptic Blending Reynolds Stress Model (EB-RSM); Turbulent heat transfer

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2021
Computational modelling of vortex shedding flows

where the boundary layers are still laminar before separation. The use of high Reynolds number models implies the turbulent boundary layers and strong mixing, which shifts the

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211
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2021
TECHNICAL D-542 EXPLORATORY STUDY OF THE REDUCTION IN FRICTION DRAG. DUE TO STREAMWISE INflECTION OF HELIUM. By Byron L. Swenson

the same friction coefficient as a turbulent boundary layer in air flowing at the same Reynolds number and a local Mach number 1.29 times the Hach number of the helium flow..

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2021
Computational modelling of vortex shedding flows

where the boundary layers are still laminar before separation. The use of high Reynolds number models implies the turbulent boundary layers and strong mixing, which shifts the

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211
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2019

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