Using Gurney Flaps to Control Laminar Separation on Linear Cascade Blades

[+] Author and Article Information
Aaron R. Byerley

Department of Aeronautics, USAF Academy, Colorado Springs, CO 80840

Oliver Störmer, Jörg List

Bundesamt fur Wehrtechnik und Beschaffung, Manching, Germany

James W. Baughn

Mechanical and Aeronautical Engineering, University of California, Davis, CA

Terrence W. Simon

Department of Mechanical Engineering, University of Minnesota, Minneapolis, MN

Kenneth W. Van Treuren

Department of Engineering, Baylor University, Waco, TX

J. Turbomach 125(1), 114-120 (Jan 23, 2003) (7 pages) doi:10.1115/1.1518701 History: Received January 29, 2002; Online January 23, 2003
Copyright © 2003 by ASME
Your Session has timed out. Please sign back in to continue.



Grahic Jump Location
Laser thermal tuft for attached flow (downstream is to the right)
Grahic Jump Location
Profile loss measurement details
Grahic Jump Location
Evidence of boundary layer separation at Re=28×103 without Gurney flaps. Pressure coefficient and laser thermal tuft eccentricity distributions.
Grahic Jump Location
Laser tufts on the suction surface of the cascade blade for different sizes of Gurney flaps
Grahic Jump Location
Effect of Gurney flap diameter on boundary layer separation as indicated by laser tuft eccentricity (positive values of e indicate attached flow)
Grahic Jump Location
Effect of Gurney flaps on wall static pressure—(a) (Re=28×103), (b) (Re=65×103), (c) (Re=167×103)
Grahic Jump Location
Effect of Gurney flaps on profile loss—(a) (Re=28×103), (b) (Re=65×103), (c) (Re=167×103)
Grahic Jump Location
Effect of Gurney flaps on average profile loss as a function of Reynolds number
Grahic Jump Location
Effect of Gurney flaps on exit angle




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