Marine Engines News

Wärtsilä will supply the methanol-fueled auxiliary engines for five new container vessels for COSCO Shipping Lines and seven new container vessels for Orient Overseas Container Line.Each vessel will operate with three 8-cylinder and two 6-cylinder Wärtsilä 32M engines. This is the Chinese maritime sector’s largest order to date for methanol-fueled newbuild vessels. The order was booked by Wärtsilä in December 2023.To complement the solution, the ships will be equipped with the Selective Catalytic Reduction (SCR) exhaust cleaning systems and alternators.

WinGD will record the first installation of its new X-S short-stroke engine design following successful factory acceptance tests with engine builder Dalian Marine Diesel in March.The six-cylinder, 62cm-bore 6X62-S2.0 engine will be installed on a pulp carrier being built for a Chinese owner at COSCO Dalian shipyard.The X-S series succeeds the well-established RT-flex50 and RT-flex58 engines and is available in 52cm and 62cm bore sizes, for the range of fuel options including traditional diesel or dual-fuel LNG…

Mitsubishi Shipbuilding, part of Mitsubishi Heavy Industries (MHI) Group, has acquired an approval in principle (AiP) from the Japanese classification society ClassNK for its ammonia fuel supply system (AFSS).The AiP has been issued for the AFSS developed for the X-DF-A, a large, low-speed two-stroke ammonia-fueled engine under development by WinGD, a Swiss designer and licensor of large marine engines.In June 2023 Mitsubishi Shipbuilding and WinGD concluded a memorandum of understanding (MoU) to undertake joint technical studies on an AFSS…

Norwegian power solutions provider Bergen Engines has secured DNV’s approval of its methanol-ready statement for marine engines.According to Bergen Engines, methanol will be an important fuel option for marine applications and is currently adapting research accordingly, with the maritime industry in focus.Methanol, a versatile and sustainable fuel when produced from renewables, offers numerous advantages for Bergen medium-speed engines, the company said, adding that its efficient…

MAN Energy Solutions and Svitzer have signed a Memorandum of Understanding (MoU) focused on the development of a methanol-fuelled version of the MAN 175D engine. Designated 175DF-M (Dual Fuel-Methanol), the MoU targets the finalisation of a field-test agreement based on which a dual-fuel engine and plant equipment will be installed on board one of Svitzer’s newbuild tugs.Svitzer has a long-standing relationship with MAN Energy Solutions, especially recently with the MAN 175D engine.

Accelleron has been chosen to supply turbochargers for Japanese engine builder Makita’s first small-bore two-stroke marine engine featuring exhaust gas recirculation (EGR). The step follows a successful matching test in which Accelleron’s A255-L turbocharger demonstrated high efficiency, supporting both low NOx emissions and overall fuel consumption on the Makita-built MAN B&W 6G45ME-C9.7-EGRBP engine.The Makita engine, 6G45ME-C9.7-EGRBP, will be the first of its type worldwide to feature EGR bypass…

MAN Energy Solutions has announced the production of a massive Cluster 5 Double Layer Selective Catalytic Reduction (SCR) converter to MITSUI E&S.The cluster comes ammonia-ready and is the largest such unit that the company has ever built.Such systems are typically used aboard cruise ships and cargo ships to reduce nitrogen oxide emissions by 90%.“As the very first SCR for an ammonia engine anywhere in the world, this is a historic moment. As the largest, high-pressure SCR we have ever built, this marks a new milestone for our business.

Zhoushan Xinya Shipyard held a steel cutting ceremony on March 8, 2024 for the 14,000 TEU Maersk Halifax methanol dual fuel retrofit project, marking what will be the world's first container vessel methanol dual fuel retrofit.Representatives from Maersk project team, ABS, and headquarters leaders and employees of the company attended the ceremony.The vessel is scheduled to arrive in early July this year and will undergo conversion and repair for a period of about three months. To ensure the smooth implementation of the project, the yard has built a 500-ton gantry crane overhead the No.3 dock.

HD Hyundai Marine Solution has signed an agreement with Greek operator Neptune Lines Shipping and Managing Enterprises SA to provide Engine Part Load Optimization (EPLO) services for four car carriers.HD Hyundai Marine Solution partnered with Accelleron to launch the EPLO service, receiving the first order for one ship in October last year.Most marine engines are built to provide optimal fuel efficiency and performance for the speed and environment for which the ship is designed.

With the launch of Hanwha Engine, South Korea’s shipbuilder Hanwha has become fully equipped to provide total shipbuilding solutions, including engine production with in-house manufacturing and technology capabilities.Hanwha has officially launched its new affiliate, Hanwha Engine, after successfully acquiring HSD Engine, the world’s second-largest marine engine company in terms of market share.According to the company, it will leverage Hanwha Engine’s abundant experience in marine engine production and the synergy among Hanwha affiliates to develop and commercialize eco-friendly fuel engines…

MAN Energy Solutions plans to deliver later this year its first-ever engine fuelled by ammonia for installation on a new vessel in Japan and will be ready to offer ammonia-powered engines to its clients after 2027, its chief executive said.Ammonia is among several alternative fuels that shippers are exploring to reduce emissions. The shipping industry transports around 90% of world trade, but accounts for nearly 3% of the world's carbon dioxide emissions, and installing engines…

MAN Energy Solutions has opened its largest service hub outside of Europe, located in Tuas, Singapore.The EUR 20 million (S$30 million) investment will include a new MAN PrimeServ training academy for customers and employees, a logistics center to serve as the warehouse for Asia, and a PrimeServ workshop to provide maintenance and repair services, including for MAN Energy Solutions’ alternative-fuel engines.The facility has over 9,000 square metres of floor space, and MAN expects…

Swiss marine power company WinGD and Japanese shipbuilder and technology developer Mitsubishi Shipbuilding have completed the initial design of an ammonia fuel supply system (AFSS) for vessels powered by WinGD’s X‑DF‑A ammonia-fueled engines.The AFSS design is the first result of a wide-ranging partnership announced last year that will develop solutions for ammonia engines and fuel systems that can be applied across a range of vessel designs.The project will now proceed to the detailed design phase…

MAN Energy Solutions and Karpowership have signed a contract for the delivery of 48 dual-fuel engines for Karpowership’s fleet of power plant ships (Powerships). The engine order consists of MAN 18V51/60DF dual-fuel engines with a mechanical output of 20.7MW each.The engines will be split between a number of Powerships. In addition to the engines, MAN Energy Solutions will also supply the control systems for the Powerships as well as other electro-mechanical equipment.Karpowership has the world's largest fleet of Powerships.

MAN Energy Solutions has won the contract from Royal Boskalis to supply 3 × MAN 49/60 engines for a 31,000 m³ Trailing Suction Hopper Dredger (TSHD).Each engine will come accompanied by an exhaust-gas after-treatment system, namely an MAN Low-Pressure Selective Catalytic Reduction (LP-SCR) system, that ensures IMO Tier III compliance. The newbuilding will be built at Dutch shipbuilding company, Royal IHC, at its Krimpen aan den IJssel yard and is expected to enter service in mid-2026.The TSHD will be diesel-electric powered with two Azipods to allow vessel operation even at shallow draught.

MAN Energy Solutions has announced an agreement with Alfa Laval to develop a methanol fuel-supply solution for MAN four-stroke engines and its fuel-injection technology. As a result, the first four-stroke engine types will be capable of retrofit to methanol operation from 2025.MAN Energy Solutions and Alfa Laval previously collaborated on decarbonising shipping in 2014 when the very first methanol solution for two-stroke marine engines was in development. To date, this is still the only such system in use at sea with over 150…

Technology group Wärtsilä said it plans to introduce another four methanol engines to its portfolio. In addition to the Wärtsilä 32 methanol engine launched last year, Wärtsilä will add the Wärtsilä 20, Wärtsilä 31, Wärtsilä 46F and Wärtsilä 46TS, available for deliveries at different points from 2025 onward.Methanol is one of the primary alternative fuel choices for the shipping industry to achieve net zero carbon emissions by 2050. 'Green' methanol can be produced using renewable energy sources and carbon capture technology, making it a sustainable and carbon-neutral option.

WinGD has concluded a four-party agreement underwriting Belgian bulk carrier operator CMB.TECH’s order of X72DF-A ammonia-fueled engines.CSSC Qingdao Beihai Shipbuilding (QBS) and engine builder CSSC Engine Co (CSE) were the other signatories in the joint undertaking to power a series of 210,000dwt bulk carriers to be delivered from Qingdao through 2025 and 2026.Following confirmation of the engine order, the agreement advances the project between WinGD and CMB.TECH announced in January to develop the 72-bore ammonia-engine.

Fuel flexibility may be a key driver for recent developments in gensets, but the perennial goals of lowering CapEx and OpEx remain.Fuel flexibility is one of the pillars of decarbonization that is being embraced by genset OEMs. Fuel efficiency, a second pillar, goes hand in hand with that because new fuels will be more expensive, but these concerns come in addition to the on-going drive to reduce CapEx and OpEx for shipowners.MAN Energy Solutions introduced its auxiliary MAN 35/44DF CD engine in June 2023. It is designed to be future-proof and will be ready for methanol operation by 2026.

Swiss marine power company WinGD will realise the first commercial instalments of its new variable compression ratio (VCR) technology on two new dual-fuel LNG powered vessels being built for NYK Line.A 95,000 DWT bulk carrier being built at Oshima Shipbuilding and a 7,000 CEU pure car and truck carrier (PCTC) being built at Shin Kurushima Dockyard will be the first two-stroke powered vessels that can dynamically optimise combustion depending on the fuel being used – delivering improved emissions…

China Merchants Energy Shipping (CMES), the Shanghai-listed shipping giant and daughter company of China Merchants Heavy Industry (CMHI), has ordered an MAN B&W 7G80ME-LGIM (-Liquid Gas Injection Methanol) main engine in connection with the construction of a very large crude carrier (VLCC). The first such dual-fuel methanol order for the ship type, Dalian Shipbuilding Industry Co (DSIC) will construct the vessel with delivery due by April 2026.CSE (China Shipbuilding Industry Corporation Diesel Engine Co.…

MAN Energy Solutions has announced that it is developing an oxidation catalyst for four-stroke engines that will significantly reduce methane slip. Called ‘IMOKAT II’ and developed at MAN Energy Solutions’ headquarters in Augsburg, Germany, the research project is currently undergoing testing at the company’s Frederikshavn, Denmark facility.Funded by the German Federal Ministry for Economics and Climate Action, the new project will investigate the operational experience of a pre-turbo methane-oxidation catalyst…

Swiss marine power company WinGD announced it will supply X-DF-M methanol-fueled engines for a series of six container vessels to be built at Yangzijiang Shipbuilding in China. The 9,000 TEU vessels will each be powered by an X82DF-M engine built by HD Hyundai Heavy Industries’ Engine & Machinery Division (HHI-EMD), to be delivered in August 2025. The new vessel series will enter service in 2026 and 2027.The new order, which includes options for further engines, expands WinGD's methanol engine orders into the 82-bore size.