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The Airframer Bulletin

Hydroplane Limited

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Every Bulletin story and press release covering Hydroplane Limited, newest first.

3 items

2026
9 April Phase 2 work focuses on scaling and integration for real-world vertical lift applications.

Hydroplane secures Phase 2 award for hydrogen-electric propulsion work

The contract advances quieter, more efficient systems for helicopters and cargo drones as the U.S. Army explores alternatives to conventional fuel.

2025
17 July The full-scale testbed integrated a 23-foot rotor and rotor transmission with Hydroplane’s electric-propulsion system.

Hydroplane reaches rotor flight speeds with hydrogen fuel cell

Demonstration work under a U.S. Army contract has validated performance goals and advanced the company’s vertical lift fuel cell development programme.

2024
4 November

ReleaseHydroplane wins Small Business Innovation Research (SBIR) funding from the U.S. Army for hydrogen fuel cell powerplant development for vertical lift applications