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Power increase for Wärtsilä 25 Ammonia engine

Power increase for Wärtsilä 25 Ammonia engine

by Mariska Buitendijk | Apr 17, 2026 | Emissions, Energy transition, Marine engines, Marine fuels, Maritime research, News, Ship propulsion

Wärtsilä’s 4-stroke engine solution for ammonia fuel now offers a higher power rating. As part of the company’s ongoing development of ammonia-fuelled engine solutions, the upgrade to the Wärtsilä 25 Ammonia engine raises output to 315 kW per cylinder at 900 rpm...
Econowind moves into deepsea market with new VentoFoils

Econowind moves into deepsea market with new VentoFoils

by Mariska Buitendijk | Apr 15, 2026 | Emissions, Energy transition, News, Ship propulsion, WASP

Dutch wind-assisted ship propulsion specialist Econowind is moving into the deepsea market with its new 5-series VentoFoil, a larger steel suction wing system for oceangoing vessels. Unveiled last week in Heeg, the 30-metre model is based on the same principles as the...
Meyer presents battery-electric cruise ship concept

Meyer presents battery-electric cruise ship concept

by Mariska Buitendijk | Apr 15, 2026 | Emissions, Energy transition, News, Passenger ships, Ship design, Ship propulsion

At Seatrade Cruise Global in Miami/USA this week, the Meyer Werft is presenting Project “Vision”, the world’s first 100% battery‑electric cruise ship with a size of more than 80,000 GT. The concept study demonstrates how sustainable innovations can redefine the future...
Kooy Prize for methanol engine dynamics research

Kooy Prize for methanol engine dynamics research

by Mariska Buitendijk | Apr 14, 2026 | Emissions, Energy transition, Engineering, Marine engines, Marine fuels, Maritime awards, Maritime research, Navy, News, Ship propulsion

For his graduation project as part of his Mechanical Engineering studies at Eindhoven University of Technology (TU/e), Jasper Kole researched the dynamic performance of methanol engines and two-stage turbocharging. It landed him the Prof. Kooy Prize on 8 April. The...
Boreal orders 20 hydrofoil ferries from Candela

Boreal orders 20 hydrofoil ferries from Candela

by Mariska Buitendijk | Apr 14, 2026 | Emissions, Energy transition, News, Passenger ships, Ship design, Ship propulsion, Shipbuilding

Norwegian operator Boreal AS has ordered twenty Candela P-12 electric hydrofoil vessels from Sweden’s Candela Technology. This will make the company owner of the world’s largest fleet of ‘flying’ electric ferries to date. The fast and silent hydrofoiling...
Jan De Nul’s second cable-laying giant launched

Jan De Nul’s second cable-laying giant launched

by Mariska Buitendijk | Apr 8, 2026 | Emissions, Energy transition, Marine fuels, News, Offshore, Offshore wind, Ship design, Ship propulsion, Shipbuilding

Jan De Nul has launched another next level high-performance vessel: the William Thomson, one of two identical subsea cable laying vessels currently under construction. Both vessels have a cargo capacity of 28,000 tonnes and a length of 215 metres. This makes them the...
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