Starting Small: Can Hydrogen Propulsion Grow Out Of Its Initial Niche?

GKN Aerospace Concept

GKN developed the concept for a 160-seat airline to show the scaling potential of the H2Gear powertrain.

Credit: GKN Aerospace Concept
When Universal Hydrogen closed its doors in June after failing to secure more funding, it raised questions about the viability of introducing zero-emission hydrogen propulsion to commercial aviation by first retrofitting regional turboprops. Others have rallied in defense of the strategy to start...
Graham Warwick

Graham leads Aviation Week's coverage of technology, focusing on engineering and technology across the aerospace industry, with a special focus on identifying technologies of strategic importance to aviation, aerospace and defense.

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