AUS-CITY
Beth Dickey
Headquarters, Washington
202-358-2087
beth.dickey-1@nasa.gov

Katherine Martin
Glenn Research Center, Cleveland
216-433-2406/287-2261
katherine.k.martin@nasa.gov

Kathy Barnstorff
Langley Research Center, Hampton, Va.
757-864-9886/344-8511
kathy.barnstorff@nasa.gov   


CONTRACT RELEASE: C-018

LEAN, GREEN FLYING MACHINES CLOSER TO REALITY WITH NASA AWARDS

WASHINGTON -- Designs that may make airplanes greener and quieter for
future generations are one step closer to reality with recent NASA
contract awards.

Four industry and academic teams will split $16.5 million for
additional research into ideas for aircraft that could enter service
between 2030 and 2035. NASA refers to this time period as N+3,
representing technology three generations more advanced than what is
in service today. The teams studied the ideas from October 2008 to
April 2010. Under the new contracts, the teams will develop concepts
and models that can be tested in computer simulations, laboratories
and wind tunnels.

The work is funded by NASA's Aeronautics Research Mission Directorate
in Washington. The agency's Fundamental Aeronautics Program is
focused on developing technology that will enable aircraft to meet
national goals for reduced fuel consumption, emissions and noise. The
program's Subsonic Fixed Wing Project oversees the work at the
agency's Glenn Research Center in Cleveland and Langley Research
Center in Virginia.

The team leaders, projects, contract amounts and periods of
performance are:
-- Boeing Research & Technology, Huntington Beach, Calif., Subsonic
Ultra Green Aircraft Research, or SUGAR, $8.8 million, three years
-- Massachusetts Institute of Technology (MIT), Cambridge, Mass.,
Aircraft and Technology Concepts for N+3 Subsonic Transport, $4.6
million, three years
-- Cessna Aircraft Company-Cessna Citation, Wichita, Kan., Star-C2
Protective Skins-Materials & Requirements Development, $1.9 million,
27 months
-- Northrop Grumman Systems Inc., El Segundo, Calif., High Lift
Leading Edge Ground Test, $1.2 million, 14 months

The Boeing Research & Technology award continues the work of the SUGAR
Project, which looked at truss-based wing aircraft designs and hybrid
electric engine technology. The new contract will allow the team to
start collecting higher fidelity data on its concepts. Under the
contract, the team will design, construct and test wind tunnel
mockups and computer models of the airplane. The team also will study
lightweight materials and engine concepts for even more futuristic
planes that could fly between 2040 and 2045.

The MIT team is moving forward with work on its "double bubble"
airplane design. Its concept is a dual fuselage, two partial
cylinders placed side by side, that would create a wider structure
than the traditional tube-and-wing airliner. The team will develop
the technologies identified during the first study and build a model
for testing. MIT also will explore the challenges of high-efficiency,
small-core engine technology - the idea that it is not necessary to
increase an engine's size to increase efficiency in delivering power.


The Cessna Aircraft Company team will focus on airplane structure,
particularly the aircraft outer covering. Engineers are trying to
develop what some call a "magic skin" that can protect planes against
lightning, electromagnetic interference, extreme temperatures and
object impacts. The skin would heal itself if punctured or torn and
help insulate the cabin from noise. The NASA funding will help the
company develop, integrate and test the revolutionary structural
concept.

The Northrop Grumman team will test models of one very important part
of an aircraft, the leading edge of the wing. If engineers can design
a smooth edge without the current standard slats, airplanes would be
quieter and consume less fuel at cruise altitudes because of the
smoother flow of air over the wings.

For more information about NASA's Aeronautics Research Mission
Directorate, visit:



http://www.aeronautics.nasa.gov


For more information about Glenn, visit:



http://www.grc.nasa.gov


For more information about Langley, visit:



http://www.nasa.gov/langley
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