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Do you need more information about the research of the NASA Glenn Acoustics Branch?  Don’t hesitate to contact:

E. Brian Fite

NASA Technology Head
Working for Peace, Quiet, and Prosperity
Engineers in the Acoustics Branch at NASA Glenn know that noise isn’t just a nuisance. Cities need vibrant airports to enable local businesses to thrive, to join the global marketplace, and to draw the world to their doorstep. But as airport traffic increases, cities are faced with tough choices pitting the quality of life of thousands of residents living near airports against the greater good of their region’s economy.

Imagine what it would be like if we could keep aircraft noise at the airport.

That’s exactly what we have in mind at NASA Glenn. Rather than finding ways to live with noise, we’re conducting the research needed to understand the underlying physics that enables engineers to develop quieter airplanes.

Patent Pending
soft vane Low-Noise Fan Exit Guide Vanes
Engineers at NASA Glenn and NASA Langley will soon be awarded a patent for a new type of aircraft engine fan exit guide vane that mitigates fan noise.
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In the News
Mesa Airlines chevron Nozzle Getting the word out about quiet flight
NASA Engineers talk about what NASA is doing to reduce airport noise pollution.
+ National Geographic News
+ Mechanical Engineering Magazine
Living with noise pollution is expensive.
As of 2007, over $4.8 Billion in federal tax money was distributed through the FAA's Airport Improvement Program (AIP) grants for noise related projects. This was supplemented by over $3.0 Billion in Pasenger Facility Charges (PFC). To qualify for these funds, airports must conduct a rigorous noise impact study.

Source:
+ FAA AIP and PFC Funding Summary for Noise Compatibility Projects

Looking for our noise prediction software?
Visit our Analysis pages for more information. Requests and distribution are handled through the NASA Glenn Software Repository.


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NASA Official: E. Brian Fite
Last Updated: July 8, 2008


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