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Ammmonia
Methanol
BioFuel & Clean Diesel
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LNG
Using an abundant, if toxic, resource to power the maritime fleet. A mature future fuel already in use - but will it become dominant? Numerous NGOs protested against the IMO earlier this year putting biofuels in its Global Fuel Standard, but the “fuel versus food” debate seems to have been solved by deriving fuels from waste. Technically the cleanest possible fuel source available to the maritime world and one that has the longest history, dating back to the 1950s. Why is it not in common, non-military use? LNG is currently the most popular lower carbon fuel, but with bio and e-LNG it could move beyond its current transition fuel status supported by extensive existing infrastructure. Read More Read More Read More Read More Read More
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Propulsion & Future Fuels Conference 2025
The Motorship’s Propulsion & Future Fuels is the leading international conference on powering shipping’s emissions-cutting ambitions.
The 2026 Conference will take place from 8th - 10th December in Hamburg, Germany and will offer a meeting place to learn, discuss and knowledge-share the latest developments in efficient power and propulsion technology plus alternative low flashpoint and low carbon fuels.
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Wärtsilä boosts ammonia engine power
Wärtsilä has announced a significant upgrade to its ammonia-fuelled engine offering, increasing the power output of its Wärtsilä 25 ammonia engine as part of ongoing efforts to advance low-carbon shipping technologies
The enhanced four-stroke engine now delivers 315 kW per cylinder at 900 rpm and 345 kW per cylinder at 1000 rpm, bringing it in line with the output of the LNG-fuelled Wärtsilä 25DF engine.
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