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  • ANALYSIS: Key challenges in the race to develop hybrid-electric aircraft

ANALYSIS: Key challenges in the race to develop hybrid-electric aircraft

Two United Technologies competitors – Rolls-Royce and Honeywell – teamed up in 2015 to design and build the 1MW-class hybrid-electric propulsion system for the Aurora Flight Sciences’ XV-24A Lightning Strike, a pioneering unmanned air system funded by the US Defense Advanced Research Projects Agency.

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