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Tuesday, December 01, 2009
Hydrogen-Powered Fuel Cell Unmanned Air Vehicle Sets 26-Hour Flight Endurance Record
The Naval Research Laboratory's Ion Tiger, a hydrogen-powered fuel cell unmanned air vehicle (UAV), has flown 26 hours and 1 minute carrying a 5-pound payload, setting another unofficial flight endurance record for a fuel-cell powered flight. The test flight took place on November 16th through 17th.
The electric fuel cell propulsion system onboard the Ion Tiger has the low noise and signature of a battery-powered UAV, while taking advantage of hydrogen, a high-energy fuel.
Fuel cells create an electrical current when they convert hydrogen and oxygen into water and heat.
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