Main propulsion


Yanmar hydrogen engine test facility render. February 18, 2026
Yanmar to build hydrogen engine test facility in Japan by 2029  

Japanese engine manufacturer acquires land for new factory to develop next-generation marine fuel technologies.
Rob Mortimer, CEO of FuelRe4m. February 18, 2026
Fuelre4m fuel treatment achieves 8.7% consumption cut in Voyage Marine engine trial  

Re4mx Diesel product also delivered 5% bollard pull increase in 12-hour test on twin-engine vessel.
Two vessels at sea. February 16, 2026
IMO committee agrees NOx certification rules for ammonia and hydrogen engines  

DNV reports PPR 13 also advanced a biofouling framework and crude oil tanker emission controls.
Everllence logo. February 16, 2026
Everllence to host webinars on ammonia-fuelled two-stroke engine development  

Company will present B&W ME-LGIA engine technology and development journey in February sessions.
Everllence common-rail technology illustration. February 11, 2026
Everllence common-rail technology surpasses 20 million operating hours  

Engine maker’s common-rail systems reach milestone across 600 engines and 5,500 cylinders over 18 years.
Carnot Engines founders and Petredec representative with engine prototype. February 11, 2026
Petredec invests in Carnot Engines to accelerate LPG-fuelled engine development  

Partnership aims to deploy high-efficiency engines across transport, maritime and power generation sectors.
Spirit of Toulouse vessel. February 11, 2026
LD Armateurs launches first of three wind-assisted RoRo vessels for Airbus transatlantic route  

Spirit of Toulouse features Norsepower rotor sails and dual-fuel engines capable of running on methanol.
Cosco Shipping Libra vessel. February 9, 2026
World’s first full methanol dual-fuel retrofit completes maiden voyage  

Cosco Shipping Libra covered 27,800 nautical miles on a 106-day voyage after main and auxiliary engine conversion.
Everllence L70ME-GI engine. February 6, 2026
Everllence receives 2,000th dual-fuel engine order from Cosco  

Chinese shipping line orders 12 methane-fuelled engines for new 18,000-teu container vessels.
Tangier Maersk vessel. February 3, 2026
Maersk takes delivery of first methanol-capable vessel in 9,000-teu series  

Tangier Maersk is the first of six mid-size container ships with methanol-capable dual-fuel engines.
Aerial view of tanker vessel at sea. January 28, 2026
Fuel treatment technology shows 21% efficiency gain in university tests  

Fuelre4m's technology reduced fuel consumption in marine engines without modifications, according to an Athens university study.
Skarv Shipping cargo vessel render. January 28, 2026
Wärtsilä to supply ammonia engine for Skarv Shipping newbuild in China  

Norwegian operator’s vessel will be the first newbuild to use Wärtsilä 25 Ammonia solution.
ICS Deck Procedures Guide cover. January 26, 2026
ICS releases deck procedures guide covering alternative fuel bunkering  

Publication completes trilogy of operational guides alongside bridge and engine room resources.
Compagnie Maritime Nantaise and Bpifrance logo side by side. January 21, 2026
Compagnie Maritime Nantaise wins Bpifrance backing for space logistics vessel decarbonisation project  

French shipowner to develop hybrid propulsion system combining rigid wings, thermal engines, and digital twin.
Hartman Seatrade vessel render. January 14, 2026
Hartman Seatrade orders Wärtsilä 31 engine for new heavy lift vessel  

Dutch operator selects fuel-efficient engine and propulsion package for 3,800-dwt newbuild at Rock Shipbuilding.
Acta Pegasus vessel. January 7, 2026
Acta Marine takes delivery of methanol-ready offshore wind vessel Acta Pegasus  

Vessel features dual-fuel engines and battery storage for French offshore wind operations.
ABB and RSP contract signing. January 6, 2026
Rotterdam Shore Power selects ABB for world's largest shore power project  

ABB to engineer shore power systems with over 100MVA capacity at Europe's largest port.
WinGD LNG dual-fuel engine with personnel wearing safety helmets. December 30, 2025
WinGD promotes variable compression ratio retrofits for existing LNG dual-fuel engines  

Engine designer claims technology can reduce emissions and methane slip ahead of 2030 targets.
HiMSEN H32CDF-LA engine classification approval test. December 22, 2025
HHI-EMD secures type approval for 5.4MW ammonia engine  

Lloyd's Register approves H32CDF-LA dual-fuel engine following three-day testing programme in Korea.
Wärtsilä 20DF small dual-fuel engine render. December 17, 2025
Wärtsilä to supply biodiesel-capable engines for AMAGGI's two new Amazon pusher tugs  

Brazilian operator orders fuel-flexible engines for vessels designed to push 20 barges on inland waterways.
Japan Engine Corporation (J-ENG) logo. December 17, 2025
J-ENG starts development of methanol-fuelled marine engine  

Japanese engine maker targets 2027 completion for UEC50LSJM model following ammonia and hydrogen engine projects.
Everllence’s 21/31DF-M engine render. December 10, 2025
Everllence confirms ethanol operation on 21/31 four-stroke engine  

Engine builder says tests in Denmark validated fuel flexibility of methanol-capable platform.
Aurelia NGX 40 launching graphic. December 5, 2025
Lubmarine launches dual-fuel engine oil for gas operations  

TotalEnergies unit claims product enables extended service life and reduced maintenance costs.
Everllence 35/44DF CD Type Approval Test (TAT). December 3, 2025
Everllence's 35/44DF CD GenSet secures 138 orders in seven months  

Engine manufacturer reports strong early demand since April type approval test completion.
WinGD X-DF Dual-Fuel Engine illustration. December 3, 2025
WinGD launches high-pressure LNG dual-fuel engine for container ships  

Swiss engine designer targets ultra-large container vessel market with 2028 delivery plans.
Methane Abatement in Maritime Innovation Initiative (MAMII) speakers. December 1, 2025
Maritime coalition gathers in Brussels to advance methane measurement and abatement technologies  

MAMII convenes shipowners, engine makers, and policymakers to accelerate methane reduction from LNG-fueled vessels.
WinGD and Panasia Frame Agreement Signing. November 26, 2025
WinGD and Panasia partner on emissions upgrades for dual-fuel LNG engines  

Swiss engine designer signs frame agreement with Korean firm to retrofit X-DF engines.
Legend of the Seas main engine startup. November 24, 2025
Meyer Turku starts first main engine on Legend of the Seas cruise ship  

Finnish shipbuilder fires up Wärtsilä engine ahead of 2025 Royal Caribbean delivery.
Grupo Ibaizabal vessel render. November 11, 2025
NextDF engines achieve 0.9% methane slip for Ibaizabal's LNG bunkering vessel  

Factory tests show methane emissions far below FuelEU Maritime threshold on newbuild.
Everllence S90 methanol dual-fuel engine. October 28, 2025
Everllence completes world's first S90 methanol engine retrofit on Cosco ship  

Cosco Shipping Libra undergoes dual-fuel conversion, opening pathway for further large-bore retrofits.
Rolls-Royce first pure methanol marine engine. October 28, 2025
Rolls-Royce tests first pure methanol marine engine in world first  

Facility test marks development step for methanol marine fuel technology.
TEN-OH Japan's first hydrogen dual-fuelled tug. October 16, 2025
Tsuneishi delivers Japan's first hydrogen dual-fuelled tug  

TEN-OH tugboat features hydrogen-powered engines and can operate on conventional marine fuel as backup.
The Everllence B&W ME-GI engine. October 2, 2025
Everllence marks 10 years of ME-GI dual-fuel engine with over 1,000 orders  

Company claims methane-fuelled engine has become industry standard with over 500 units at sea.
MoU signing - ABB, Everllence and OceanWings. October 1, 2025
MoU signed to develop wind-assisted propulsion for LNGCs  

Three companies sign MoU to develop hybrid propulsion concept combining wingsails with variable-speed engines.
The Everllence B&W ME-GI engine. October 1, 2025
Everllence secures propulsion package order for five 8,400 TEU boxships  

Asian shipbuilder orders complete dual-fuel engine systems for newbuild container vessel series.
Illustration of liquid with the word 'Ethanol' inside rectangle. September 30, 2025
WinGD to launch first ethanol-fuelled marine two-stroke engine in 2026  

Deliveries planned for newbuild and retrofit applications starting in 2027.
Everllence B&W 7G80ME-LGIM engine. September 25, 2025
Vale charters 10 methanol-powered ore carriers in decarbonisation push  

Brazilian mining giant takes newbuild vessels equipped with Everllence dual-fuel engines.
The Everllence B&W ME-LGIM engine. September 24, 2025
Everllence confirms world-first ethanol operation for two-stroke marine engine  

Engine developer says ME-LGIM platform ran on ethanol at all load points during Japan testing.
Methanol-powered PCTC CM Hong Kong. September 23, 2025
World's largest methanol-powered RoRo ship delivered to CMES  

Vessel features world's first methanol-fuelled engine for a PCTC and the first Chinese-built methanol engine.
WinGD’s first ammonia-fuelled engine installed on Exmar vessels. September 10, 2025
WinGD claims methanol and ammonia engines ready for commercial deployment as regulatory clarity awaited  

Engine designer says zero-emission fuels have moved from pilots to practice.
Sleipner RoRo dual-fuel concept. September 4, 2025
New dual-fuel RoRo concept with bow-mounted engine room unveiled  

Vessel features dual-fuel electric propulsion capable of running on LNG, liquefied biogas, marine gas oil, and biodiesel.
Moonghee Yu and Jungsik Park. September 3, 2025
WinGD and Hanwha deliver world's first LNG carrier engine with variable compression ratio technology  

Technology enables engine to adjust its compression ratio and potentially improve fuel efficiency.
Japan Engine Corporation staff and world's first commercial ammonia-fuelled engine. September 2, 2025
J-ENG completes world's first commercial ammonia-fuelled engine  

Dual-fuel engine achieves 90% greenhouse gas reduction in testing ahead of 2026 vessel deployment.
Stanley George, VPS Group Technical and Science Manager, VPS. January 30, 2025
How to engineer and manage green shipping fuels | Stanley George, VPS  

Effective management strategies and insights for evolving fuel use.
The ME-LGIA test engine at MAN's Research Centre Copenhagen. January 30, 2025
MAN Energy Solutions achieves 100% load milestone for ammonia engine  

Latest tests validate fuel injection system throughout the entire load curve.