CMA CGM Group and partners to study new generation cargo-ship “Energy Observer 2”
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The first full-scale demonstrator is fuelled by liquid hydrogen, and is being developed by Air Liquide, EODev, LMG Marin, Ayro, and Bureau Veritas.

Marine technology firm Energy Observer on Sunday (6 February) said it has designed Energy Observer 2 – a multipurpose cargo ship fuelled by liquid hydrogen.
Energy Observer and its strategic partner, the CMA CGM Group, will analyse the commercial and operational parameters of the new generation of cargo-ship.
Energy Observer 2 is the flagship of the Institute for the Eco-Energy Transition of the Maritime Sector (T2EM), and will be built as the first full-scale demonstrator.
Involved in the project are Air Liquide, EODev, LMG Marin, Ayro, and Bureau Veritas.
The main features of Energy Observer 2 are:
- Length: 120 meters
- Width: 22 meters
- Draft: 5,5 meters
- The surface of the wings: 1450 m²
- Deadweight: 5,000 tons
- Containers: 240 TEU (Twenty feet equivalent)
- Ro-ro bridge: 480 linear meters (trucks, vehicles, and containers)
- Tween deck height: 6.5 meters
- Access ramp: 15 meters wide
- Commercial speed: 12 knots
- Electric propulsion: 4 MW
- Fuel cell power (RexH2 EODev): 2.5 MW
- Liquid hydrogen tanks (LH2): 70 tons (1000 m3)
- Range: up to 4,000 nautical miles
Photo credit: © Energy Observer 2 – Kadeg Boucher / JB Epron Design
Published: 15 February, 2022