Propulsion – Page 76
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NewsFirst orders for X62 two-stroke engine
Wärtsilä says that it has received its first two orders for the X62 series, its latest mid-size low speed engine intended specifically for Panamax bulk carriers, Aframax and LR2 tankers and container feeder ships.
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NewsType approval for another RT-flex engine
Wärtsilä has announced that the RT-flex58T version D ER-3 has successfully passed its Type Approval Test (TAT) at licensee Diesel United (DU) in Japan.
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NewsBerg Propulsion to become part of Caterpillar
Caterpillar is nailing its colours firmly to the ‘one stop shop’ propulsion supplier mast, alongside other companies such as Wärtsilä, Rolls-Royce and MAN, with its acquisition of Berg Propulsion.
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NewsBergen Engines merged into Tognum group
The Norwegian engine manufacturer Bergen Engines, has become part of the Tognum Group, a leading supplier of engines and propulsion systems and distributed power generation systems.
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NewsIndustry awaits LNG developments
With both gas-fuelled and conventional four-stroke technologies currently at a mature stage, the industry waits to see whether, and when, LNG as fuel will become the norm in the markets traditionally served by medium-speed technology.
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NewsSludge handling cut, and short payback time
Danish company C.C.Jensen describes, in a case study, how its oil filter systems were installed onboard a number of offshore supply vessels, saving on oil consumption, manpower and cost, paying for themselves in less than a year.
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NewsScrubber order for Norwegian ferry
Wärtsilä has been contracted by Norwegian ferry operator Color Line to retrofit four exhaust gas cleaning systems to the company’s ‘SuperSpeed 2’ ro-pax ferry.
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NewsCustom waterjet solutions improve maintenance and safety
Recent deliveries for offshore and navy applications demonstrate improved maintenance and safety features suitable for all workboats and patrol vessels with waterjet propulsion, writes Wendy Laursen.
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NewsEfficiency drives two-stroke developments
Slow steaming, fuel sulphur limits and desires to cut fuel costs and ship weight all provide challenges for two-stroke designers, builders and lubricant suppliers.
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NewsA century of marine gas turbines
Marine gas turbines are looked on as a comparatively new development and most marine turbines have been developed from aircraft engines, writes Dag Pike.
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NewsReplacement jets improve performance
Swedish company MJP waterjets says that two recent refits of waterjets allowed a direct comparison to be made between waterjet brands.
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NewsGas turbines for European frigate programme
GE Marine has delivered another LM2500+G4 marine gas turbine to Avio of Italy, which will power the French Navy’s eighth FREMM frigate.
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NewsIn-situ crankshaft annealing process is GL-approved
Goltens Worldwide Group of companies describes its repair process for in-situ annealing of medium speed four-stroke diesel engine crankshafts, for which it has been awarded worldwide approval.
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NewsLNG fuelled engines may be the future, but what about today?
In response to rising industry demand for more sustainable shipping, the industry is turning to LNG as a primary fuel. But with inadequate LNG infrastructure, engine manufacturers are working with other industry stakeholders to provide alternatives. Mark Fuhrmann reports.
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NewsPropulsion in the ice
Operating in ice requires a very special type of vessel and in turn those vessels require a special type of propulsion, as described by Dag Pike.
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NewsClean collaboration: meeting regulations requires joint approach
Renewed industry focus on fuel savings and increasingly strict emissions regulations now coming into force have led to a new spirit of cooperation among owners and engine manufacturers, by Mark Fuhrmann.
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NewsABC expands into new markets
At the SMM exhibition in Hamburg in September, Belgian medium speed engine company ABC launched a new, larger engine, which the company hopes will extend its market penetration into larger merchant vessels, ferries and offshore support ships.
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NewsMAN-powered diesel electric for Arctic ship
Zamakona Shipyard in Spain has recently delivered an 87m long standby vessel, ‘Esvagt Aurora’, to the Esvagt company, which belongs to the Danish multinational A.P. Møller-Mærsk group.
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NewsMAN power for Taiwanese ferry
The Lienchiang County Government of Taiwan has ordered two MAN 9L32/44CR four-stroke engines to power a ro-pax vessel sailing between Keelung and the Matsu islands, an archipelago located close to the Chinese mainland.
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NewsElectric power for Italian coastguard
A hybrid propulsion system for a patrol vessel, designed along OSV lines, is described by Dag Pike
