An Active Flap Deployment System for Blade–Disturbance Interaction Alleviation

[+] Author and Article Information
Carter T. Nelson, Othon K. Rediniotis

Department of Aerospace Engineering, Texas A&M University, College Station, TX 77843-3141

J. Fluids Eng 126(6), 1006-1014 (Mar 11, 2005) (9 pages) doi:10.1115/1.1839928 History: Received June 02, 2003; Revised March 29, 2004; Online March 11, 2005
Copyright © 2004 by ASME
Your Session has timed out. Please sign back in to continue.



Grahic Jump Location
The two limiting cases of blade–vortex interaction
Grahic Jump Location
Schematic of the Active Flap Deployment System concept
Grahic Jump Location
Free response of the AFDS system and a single deployment
Grahic Jump Location
Schematics illustrate ways of accommodating all means of parameter variation (stiffness, moment of inertia, and amplitude of oscillation) inside the blade–flap
Grahic Jump Location
Schematic of wind tunnel experiment test section setup
Grahic Jump Location
Surface pressure port locations
Grahic Jump Location
Pressure distribution of experimental setup with no TEF or vortex generator deployment
Grahic Jump Location
Parameter definition for the unsteady flap response formulation
Grahic Jump Location
Comparison of CODE B results for different values of Φ
Grahic Jump Location
Comparison of results from two different codes
Grahic Jump Location
Comparison of experimental and theoretical results for the aerodynamic models
Grahic Jump Location
Typical vortex generator deployment used in the experiments
Grahic Jump Location
Comparison of BDI pressure signatures with and without AFDS deployment for (a) pressure port 2, U=13 m/s (b) pressure port 1, U=20 m/s and (c) pressure port 1, U=22.6 m/s
Grahic Jump Location
An example of a typical AFDS deployment schedule
Grahic Jump Location
Pressure histories for U=22.6 m/s and several ports during: (a) During BDI interaction, (b) AFDS deployment, and (c) combination of both




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