H2Fly Advances Toward Liquid-Hydrogen Flight

H2Fly’s HY4 testbed is based on Pipistrel’s Taurus G4 electric aircraft.

Credit: H2Fly
Germany’s H2Fly has begun the integration of a liquid-hydrogen storage tank into its Hy4 fuel cell propulsion test aircraft. The Stuttgart-based company plans to begin ground testing in early 2023 and expects the four-seat HY4 to be the first electric passenger aircraft to fly on liquid hydrogen...

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