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Graham Warwick
April 03, 2026
Hydroplane has achieved flight-representative rotor speeds with a hydrogen-electric-powered rotor test bench. Credit: Hydroplane
U.S. startup Hydroplane plans to hover test a hydrogen-electric propulsion system in a light helicopter under an extension to a small business contact awarded by the U.S. Army. Already developing a 150-kW hydrogen-electric powertrain for retrofit to general aviation aircraft, Los Angeles-based…
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U.S. Army Funds Hydroplane To Hover Test Hydrogen Powertrain is published in Aerospace Daily & Defense Report, an Aviation Week Intelligence Network (AWIN) Market Briefing and is included with your AWIN membership.
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