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China Flies World's First Megawatt Hydrogen Turboprop Engine
AECC said the 7.5-tonne aircraft flew 16 minutes and completed the world’s first megawatt-class hydrogen turboprop test flight.
On Saturday, a 7.5-tonne unmanned cargo aircraft powered by the AEP100 megawatt-class hydrogen-fueled turboprop completed a 16-minute maiden flight in Zhuzhou, Hunan, marking the world's first test flight of such an engine.
Engineers from the Aero Engine Corporation of China confirmed the engine passed full ground-tests on March 29, validating the AEP100's liquid-hydrogen transport system and stable operation under full performance conditions.
The flight establishes a "complete technological chain" for hydrogen-fueled aviation, covering core components to full engine integration and driving coordinated investment across green hydrogen production and infrastructure development.
Despite the success, Wang Yanan, editor-in-chief of Aerospace Knowledge, cautioned that liquid-hydrogen engines are "currently still in the exploratory stage," with cost and reliability challenges remaining.
Hydrogen-Fueled technology will likely debut in low-altitude fields like unmanned air freight and island logistics, gradually expanding to regional and mainline aircraft as production costs decrease, experts said.