2-Stroke and 4-Stroke – Page 9
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NewsMAN ES Uses LGI Strategy For 1st Ammonia Combustion
MAN Energy Solutions (MAN ES) has successfully started up combustion on a 2-stroke test engine operating on ammonia as fuel using the liquefied gas injection (LGI) combustion strategy, the company confirmed.
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NewsDigital Twin Designed to Evaluate Multiple Energy Saving Technologies
The digital twin and data science environment being developed by the SeaTech Consortium for the testing of a dynamic wing and new engine control technology will ultimately pave the way for the testing of other technologies.
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NewsRolls-Royce opens new mtu Series 2000 assembly plant
Rolls-Royce opened a new assembly plant for its mtu Series 2000 engines in Kluftern near Friedrichshafen, Germany on 23 June. The relocation of mtu Series 2000 engines production will free up space for the production of Series 4000 engines in Rolls-Royce’s Plant 2 in Friedrichshafen, once modernisation work is completed.
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NewsWärtsilä to offer digital retrofit solution for engine governor
Wärtsilä Automation, Navigation and Control Systems (ANCS) is launching an innovative retrofit solution for its marine engine governor system in collaboration with Swedish marine green tech company Qtagg. The solution is designed to extend the lifespan of a ship’s propulsion control system, while simultaneously enhancing the vessel’s overall efficiency.
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NewsNYK confirms order for WinGD VCR technology on DF coal carriers
Japanese ship owner NYK Line has confirmed that it has selected WinGD’s new variable compression ration (VCR) technology for dual-fuel X62DF engines for two dual-fuel coal carriers. The vessels will be among the first to feature WinGD’s cutting-edge combustion optimisation technology, which is expected to lead to significant fuel efficiency savings in gas mode at part and low load operation and diesel mode across the load range.
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NewsStena Line plans series of methanol conversions
Stena Line plans to convert a number of its vessels to dual-fuel operation, capable of operation on methanol as fuel. While the specific details of the order have not yet been announced, Stena Line has awarded Wärtsilä a contract to carry out and convert some of its vessels to operate on methanol fuel.
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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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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.
