0
TECHNICAL BRIEFS

Semi-circular Rods Used to Control Turbulent Boundary Layer Separation at Cylindrical Surface

[+] Author and Article Information
Andrzej P. Szumowski

Institute of Aeronautics and Applied Mechanics, Warsaw University of Technology, ul. Nowowiejska 24, 00-665 Warsaw, Polandaszum@meil.pw.edu.pl

Jan Wojciechowski

Institute of Aeronautics and Applied Mechanics, Warsaw University of Technology, ul. Nowowiejska 24, 00-665 Warsaw, Poland

J. Fluids Eng 128(3), 628-631 (Oct 13, 2005) (4 pages) doi:10.1115/1.2175170 History: Received May 23, 2005; Revised October 13, 2005

First Page Preview

View Large
First page PDF preview
FIGURES IN THIS ARTICLE
Copyright © 2006 by American Society of Mechanical Engineers
Your Session has timed out. Please sign back in to continue.

References

Figures

Grahic Jump Location
Figure 1

Aft section of wind tunnel. 1—test contour, 2—vortex generator, 3—roof of wind tunnel; dimensions in mm.

Grahic Jump Location
Figure 2

Streamwise surface pressure distribution for nonmanipulated boundary layer. Reynolds number referred to the cylinder radius R. Open symbol 엯: R=680mm; remaining symbols R=500mm. Symbols 엯 and ● correspond to the same flow velocity: V=19.1m∕s.

Grahic Jump Location
Figure 3

Tooth vortex generator (a), streamwise surface pressure distribution R=500mm (b), and 680mm (c). w∕h=10, q=ρV2∕2; symbol 엯: (SCR)—singular semi-circular rod across the flow.

Grahic Jump Location
Figure 4

Angular coordinate of separation point

Grahic Jump Location
Figure 5

Photograph of the oil layer on the cylindrical surface (a) and its explanation (b)

Grahic Jump Location
Figure 6

Streamwise pressure distribution for array of V-generators (a) and angles of separation (b); empty symbols—downstream edge (line A); filled symbols—symmetry plane (line B); h=14mm

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In