QinetiQ Zephyr Used Sion Li-S Batteries in Record Unmanned Flight
Green Car Congress
JULY 30, 2010
The Zephyr, a solar/battery powered all electric UAV with a wing span of 70 feet (22.5 50 kg), achieved this record using a combination of solar power during the day and Sion Power’s Li-S batteries at night. The Li-S battery pack was carefully engineered to minimize total pack weight.
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