2-Stroke and 4-Stroke – Page 10
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NewsKorea Promotes Hydrogen Co-Firing Engine
South Korea’s first home-grown, mixed-fuel LNG/hydrogen engine has been demonstrated for the first time to potential buyers. The versatile four-stroke design has been jointly developed by HD Hyundai Heavy Industries Engine & Machinery Division (HHI-EMD) and HD KSOE in keeping with decarbonisation goals, and will augment the group’s HiMSEN portfolio.
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NewsElectrification takes shipping further along its decarbonisation path
Shipowners are shifting towards hybridised and electrified vessels as they slow down and adopt clean technologies. This takes them further towards full electrification, with many options along the way.
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NewsRetrofit challenges could hamper timely reduction of emissions
Class societies are actively collaborating with yards and manufacturers to ensure successful and timely engine retrofit projects, but there are challenges.
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NewsFirst MAN 48/60 MeOH retrofit will use low-pressure port fuel injection
MAN Energy Solutions has confirmed that it will upgrade a 48/60 engine to a 51/60 using a low-pressure injection strategy as its first retrofit of a 4-stroke diesel to dual-fuel MeOH.
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NewsMaersk to retrofit 11 container vessels to dual-fuel methanol operation
A.P. Moller – Maersk, the Danish logistics company, has awarded MAN PrimeServ a contract to retrofit the main engines aboard 11 container vessels equipped with MAN B&W 8G95ME-C9.5 prime movers. These will be retrofitted to dual-fuel MAN B&W 8G95ME-LGIM10.5 types capable of operation on fuel-oil/methanol.
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NewsMalaysian Group Looks To Ammonia
Leading names in the Malaysian maritime sector have forged new global alliances to help drive the development and operation of ammonia-fuelled engines. Through the group’s shipowning and academic entities, MISC Berhad has inked respective and inter-rated collaboration agreements with Swiss-based two-stroke power specialist Winterthur Gas & Diesel (WinGD) and Norwegian classification society DNV.
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NewsWärtsilä expands potential for methanol newbuilds and retrofits
The conversion of one of the engines on the ro-pax vessel Stena Germanica inspired the initial growth of the market for methanol powered vessels, and Wärtsilä continues to expand its engine and service offerings.
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NewsWind propelled ship double awarded Bureau Veritas AiP
Bureau Veritas has awarded AiP to two wind propelled ships
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NewsArklow Backs Lengthened Dutch Design
Ireland’s pre-eminent shipowner, Arklow Shipping, has woven another strand of fleet modernisation and development by investing in a new series of Dutch-built, 6,800dwt mini-bulkers.
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NewsWinGD launches VCR solution for X-DF engines
Winterthur-based two-stroke engine designer WinGD is adding a variable compression ratio option (VCR) to its engine portfolio, Marcel Ott, General Manager, Application Engineering at WinGD, explained to The Motorship.
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NewsMAN launches new DF genset
MAN Energy Solutions has launched an auxiliary MAN 35/44DF CD type engine. The engine, which has been developed in collaboration with STX Engine, has been developed to meet demand from the container and LNG carrier markets.
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NewsWinGD inks NH3-fuelled vessel MoU with Mitsubishi
WinGD and Japanese shipbuilder and technology developer Mitsubishi Shipbuilding Co., Ltd have signed an agreement to cooperate on the development of ammonia-fuelled vessels.
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NewsLandmark Chinese order for MAN ME-LGIM engines
MAN Energy Solutions has been awarded an order to supply the first S60 dual-fuel engines capable of operating on methanol.
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NewsBelgian Maker Unveils Methanol Engine
Ghent-based medium-speed engine designer and manufacturer ABC Engines has added another string to its bow through the development of a methanol dual-fuel range. Covering the output band from 955kW up to 3,536kW, the new DZD MeOH series derives from the DZ engine family, and addresses the evolving needs of the Belgian company’s target markets in shipping, power generation and rail traction.
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NewsJ-ENG To Add NH3 and Conventional 60-Bore Variants To LSH Range
Japan Engine Corporation (J-ENG) has announced that it plans to develop a successor to its low-speed UEC60LSE design. The development of the UEC60LSH engine will retain the LSH ultrawide rating concept, and is expected to meet very large gas carrier (VLGC) requirements, as well as Capesize bulk carriers, coal carriers and specialist car carriers.
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NewsLow-Speed Four-Stroke Family Embraces Methanol
Accelerating interest in methanol fuel among the shipping community has led to the unveiling of a new engine type in the Japanese low-speed, four stroke mould.
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NewsFCM Methanol LFSS for Chinese newbuildings
Alfa Laval FCM Methanol has been selected as the low-flashpoint fuel supply system (LFSS) on board four dual-fuel container vessels.
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NewsMSC, LR and MAN ES in ammonia-fuelled boxship study
Classification society Lloyds Register (LR) is participating in a study project with MAN Energy Solutions (MAN ES), Mediterranean Shipping Company (MSC) to examine the possibility of developing a modified design of an 8,200 teu container vessel powered by an ammonia-fuelled dual-fuel engine.
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NewsAirseas validates Seawing wind propulsion during sea trials
Airseas has successfully validated its wind propulsion system during sea trials
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NewsJ-ENG targets September 2025 for first NH3-fuelled 2-stroke
Japan Engine Corporation (J-ENG) plans to complete the first demonstration two-stroke dual-fuel engine capable of operating on ammonia in September 2025.
