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FUTURE FUELS vessels. Chryssakis, too, admits “we should not underestimate “launch” is associated with commercial quantities of green it” as we endeavour to get ammonia right. That includes refuel- methanol and green ammonia derived from hydrogen. “We ling, and Class is involved in studies of port-area bunkering (as expect that (development) to play a signi? cant role” in the at Singapore’s new Global Maritime Decarbonization Center). uptake and engine development for all three of these linked fuels, he says. So, while hydrogen-fuelled four-stroke engines

Hydrogen (LH2) with gen sets are not yet on-order en masse, there is evidence

Liquid hydrogen has its detractors, and not just for its low and an expectation that hydrogen from electrolysis and hydro- energy density of 8,500 MJ/m3. Opponents of the gas or its gen from natural gas is about to be more abundant. liquid variant will be vocal when it comes to passenger ship- “Tell them we have a hydrogen engine,” says an Anglo- ping. It will always be linked in the human psyche to ? aming Belgian delegate to NorShipping 2022 — “and an LNG one”. air ship disasters and the hydrogen bomb. Indeed, the thing about hydrogen is its similarities to running

Its proponents look to the expected 2025 “launch” of an LNG (lots of “plumbing”), and so the EU has had little dif? - array of vessels, although it is “not considered a prominent culty forming the giant Hydrogen Europe consortium of com- fuel for larger merchant marine vessels”, one expert says. The panies. Pilot projects abound.

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RIX methane to hydrogen plant

Courtesy RIX 30 Maritime Reporter & Engineering News • May 2022

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