Page 23: of Offshore Engineer Magazine (Jul/Aug 2023)

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TECH FEATURE GREEN HYDROGEN

PowerEU plan of 10 million tons of clean hydrogen pro- • 10 MW PEM electrolyzer: This compact electrolyzer duced in the European Union by 2030," Lhyfe said. will be the frst of its size to be installed offshore.

To achieve this, Lhyfe has already signed partnership • Seawater tr eatment system: This low-energy system agreements with wind turbine developers and offshore pow- which is compact, economical and able to use the heat emit- er specialists, such as EDPR, Centrica, and Capital Energy. ted by the electrolyzer, will be used for the frst time to pro-

Matthieu Guesné, Founder and CEO of Lhyfe, said: duce green hydrogen from seawater purifed by evaporation.

“Our team – supported brilliantly by our partners – has • Underwater fexible hydrogen pipeline for hydrogen achieved a genuine feat of technology in successfully de- export: The hydrogen will be exported ashore via a fexible signing this frst foating green hydrogen production thermoplastic composite pipeline of over a km long, which site. We are extremely proud to be the frst in the world for the frst time will transport hydrogen produced at sea.

to produce [green] hydrogen at sea. "This has been our

HOPE Project Partners wish since the launch of the company and we continue to move very quickly on offshore, which for us represents a • Lhyfe (F rance): Engineering, equipment procurement, tremendous development opportunity for mass producing works supervision, operation, optimization of the over- hydrogen and decarbonizing industry and transport. We all production, export and distribution system, project are continuing to build on the successes we have had so coordination.

far, frstly to prove to the world that transition is possible • Plug (the N etherlands): Supply and engineering of the today, and of course to accelerate it.” 10MW electrolyzer.

• EDP NE W (Portugal): Contribution to the optimi-

Key Innovations to be Developed via HOPE zation of operations and impact analysis. Steering of • Recycled offshore barge: The structure housing the pro- techno-economic studies for large-scale developments.

duction unit will be a second-hand jack-up barge, demonstrat- • POM W est-Vlaanderen (Belgium): Project implemen- ing the transformation of infrastructure previously used for oil tation support in the testing area (studies, permits) and and gas while also helping to reduce costs and lead times. analysis of the social, economic and environmental im- pacts of the project.

• CEA (F rance): Optimization of operations via digital simulation.

• Strohm (the Netherlands): Supply of the subsea fexible thermoplastic composite pipeline (TCP).

• Alfa Lav al (Denmark): Supply of the seawater treat- ment system.

• ERM - Element Energy (France): Coordination support.

Te HOPE Project • What Hydr ogen Offshore Production for Europe (HOPE)

The production site will comprise three units: production and compression (at medium pressure) at sea, export by composite pipeline, then compression (at high pressure), storage and distribution onshore.

• How Big 10 MW/up to 4 tons of green hydrogen/day • Funding 20 million Euros grant from the European

Commission • Where The North Sea, off the port of Ostend • Why For the frst time in the world, green hydrogen will be produced at sea and then exported ashore via a composite pipeline to supply the needs of the regional ecosystem. The aim is commercialization • When By mid-2026