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Hydrogen storage vs fuel-cell
Propulsion & Energy · Open for contributions · updated 24 Oct 2026
Hydrogen looks irresistible when we compare energy per kilogram of fuel. On a small aircraft, however, the pressure vessel, valves, regulators, fuel-cell balance-of-plant and their packaging must fly too. I want to know where the complete installed system stops buying us useful flight time.
Recent activity
18 Oct 2026
Started a research thread · Hydrogen storage vs fuel-cell