Amprius cells helped the Zephyr fly continuously for 64 days.
Credit: Aalto HAPS
Aalto HAPS has purchased Amprius Technologies’ 450 Wh/kg SiMaxx lithium-ion cells for its stratospheric Zephyr UAV. Amprius previously supplied 400 Wh/kg cells for an earlier iteration of the high-altitude pseudo satellite (HAPS) that, in combination with solar panels, powered the aircraft to fly...
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