1 / 12

Low Frequency Airplane Noise Measurement

Xiao Di, Claus H. Hetzer, Ronald A. Wagstaff, and Kenneth E. Gilbert National Center for Physical Acoustics University of Mississippi, University, MS 38677 xiaodi@olemiss.edu November 3, 2008 Work Supported By The U.S. Army TACOM-ARDEC at Picatinny Arsenal, New Jersey.

jdomingo
Download Presentation

Low Frequency Airplane Noise Measurement

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Xiao Di, Claus H. Hetzer, Ronald A. Wagstaff, and Kenneth E. Gilbert National Center for Physical Acoustics University of Mississippi, University, MS 38677 xiaodi@olemiss.edu November 3, 2008 Work Supported By The U.S. Army TACOM-ARDEC at Picatinny Arsenal, New Jersey Low Frequency Airplane Noise Measurement

  2. Experiment Site: Memphis Airport April - July, 2007

  3. Fedex Plane Preparing Landing(video)

  4. Fedex Plane Landing at 11 Am

  5. Fedex Plane Overhead & Landing at 1 PM

  6. Summary • Airplane landing generated infrasound sound detected (60 dB-70 dB) at distance of 2 to 3 miles (over 75 occasions) • Mechanism? Wingtip vortices Reverse Thrust Flaps and Spoilers • More Experiments Are Planned

  7. QUESTIONS ?

More Related