Page 21: of Offshore Engineer Magazine (Jul/Aug 2023)

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TECH FEATURE GREEN HYDROGEN

CrossWind

Hollandse Kust Noord offshore wind farm

It’s (Really) Not Easy Being Green (Hydrogen) bent on meeting and beating the challenges.

Going Ofshore

Earlier this summer, it announced a “world frst”: Its Se-

Producing green hydrogen in the offshore environment presents a number of advantages, led by the abundance alhyfe pilot project has started producing green hydrogen in the Atlantic Ocean, 20 km off Le Croisic, France, and is of renewable energy (read integration into the rapidly ex- now connected with the SEM-REV power hub.

panding offshore wind grids globally) to generate electric- "As of June 20, 2023, the platform began producing its ity to run the power-hungry electrolysis process. In addi- tion, readily abundant seawater can be used to cool the frst kilos of offshore hydrogen, marking a decisive mile- stone for the future of the sector. The progress of the Seal- electrolyzers, helping to boost effciency and reduce costs.

But these offshore pluses are weighed down with an hyfe trial once again demonstrates Lhyfe’s ability to bring equal, if not greater number of risks, including the much about concrete advances in the hydrogen industry and at great strides," Lhyfe said in a press release.

higher CapEx and OpEx costs due to the inherent chal-

With the aim of scaling to commercial production, Lhy- lenges associated with working effciently, cost-effectively, fe opted to choose a challenging trial area.

and safely in the offshore environment; the logistical chal-

Lhyfe said that the 1 MW electrolyzer supplied by Plug lenges of delivering the hydrogen from the sea to the shore; and last but certainly not least, the many unknowns of would be put to the test under real conditions on a foating operating the electrolyzers – designed and optimized for platform, a WAVEGEM platform, engineered by GEPS

Techno, that was re-engineered to stabilize the production onshore operations – in the caustic offshore environment.

unit at sea. Connected to Central Nantes’ SEM-REV off-

Despite the negatives, Lhyfe is a French company hell- july/august 2023 OFFSHORE ENGINEER 21