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Engineering |
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Henry
Samueli School of Engineering and Applied Science |
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(From left) Peter Friebe, Professor Vasilios Manousiouthakis,
Dean Vijay K. Dhir, Wolfgang Weiss, and Joseph Impullitti
with one of the donated F-Cell vehicles. |
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Hydrogen Fuel Cell Cars
Donated to School of Engineering by DaimlerChrysler
UCLA Among First Educational Institutions
to Provide Students Hands-On Experience With Fuel Cell Vehicles
A team of chemical engineers from the UCLA Henry
Samueli School of Engineering and Applied Science are studying
the next generation of cutting-edge vehicles that could make for
a cleaner environment – hydrogen fuel cell cars.
With two brand new F-Cell vehicles donated to
the School this month from DaimlerChrysler, researchers, led
by chemical and biomolecular engineering chair Vasilios Manousiouthakis and
professor William Van Vorst, will be taking an even closer look at this
zero-emission technology by gathering data on the active daily
use of the vehicles. UCLA is one of the first educational institutions
to provide students with hands-on experience with fuel cell vehicles.
Hydrogen cars are electric vehicles that generate
power by combining hydrogen and oxygen inside a fuel cell. As
hydrogen molecules enter the fuel cell, they pass through diffusion
layers, and undergo surface catalytic reactions to become charged
hydrogen ions. The ions pass through a synthetic polymer membrane,
called a proton exchange membrane, and react on the other side
with oxygen from the air to form water -- creating
in the process an electric current that powers the car’s
electric engine. Unlike gasoline-powered vehicles, fuel cell vehicles
emit only water as exhaust.
The entire fuel cell system in the cars donated
to UCLA is housed in the floor of the vehicle, leaving full use
of the passenger and cargo spaces. The current cars have a range
of approximately 100 miles and a top speed of 85 mph. The electric
motor develops 88 hp (65 kW), enabling an acceleration speed from
0 to 60 mph in 14 seconds. The stack is developed by DaimlerChrysler's
cooperation partner, Ballard Power Systems.
"Working with UCLA helps ensure the future
of fuel cell technology," said Mark Chernoby, Vice President,
Advance Vehicle Engineering - Chrysler Group. "Today's students
may be tomorrow's fuel cell engineers."
To support the study of this new technology, UCLA
last year formed the Hydrogen Engineering Research Consortium
(HERC), which aims at accelerating the onset of the hydrogen economy
through the development and demonstration of technologies for
the production, storage, transportation and use of hydrogen.
Research in hydrogen-powered vehicles has a long
history at UCLA. In the early 1970s, a group of students working
under the direction of the late professor Al Bush converted a
car to hydrogen fuel usage, and placed first in a national Urban
Vehicle Design Contest. Under Van Vorst, graduate work with hydrogen
as an internal combustion engine fuel continued throughout the
1970s and ’80s. Van Vorst regards the successful conversion
of a vehicle to operate with liquid hydrogen as a noteworthy development
in the field.
DaimlerChrysler has been involved in this hydrogen
fuel cell technology for more than 10 years. Through it's DOE
Controlled Hydrogen Fleet and Infrastructure Demonstration and
Validation Project, is placing fuel cell vehicles in the hands
of customers who can provide valuable feedback about performance
under different conditions. The company is currently testing over
100 fuel cell vehicles under varying weather, traffic conditions
and driving styles in different locations worldwide. BP is the
energy partner of DaimlerChrysler in the project. BP recently
opened a hydrogen refueling station in Southfield, Michigan, with
DTE Energy Company. Another station has been opened in a cooperative
effort between BP and Praxair at the Los Angeles International
Airport.
Fuel cell vehicles are part of DaimlerChrysler's
advanced propulsion technology umbrella, which also includes exceptionally
efficient gasoline engines, advanced diesels, alternative fuels
and hybrid powertrain systems.
For additional information on Professor
Manousiouthakis’ research, please visit http://www.seas.ucla.edu/~vasilios/,
or contact Melissa Abraham at mabraham@support.ucla.edu or
310/206-0540.
07.15.05
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2004 UCLA |
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