Propulsion – Page 72
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NewsShaft generators help raise efficiency
Finnish company WE Tech Solutions says that its direct drive shaft generators can help provide a useful gain in ship efficiency, by providing as much as around 800kW to the ship’s electrical system, avoiding the need to run auxiliary engines.
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NewsGearless propulsor improves operational profitability
Kimmo Kokkila, product manager, propulsion products, ABB Marine & Cranes, Finland, describes why podded propulsors are one of the most efficient marine electrical propulsion systems in the marketplace.
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NewsWhy so long for two-stage turbos?
Two stage turbocharging is, as Joachim Bremer of ABB explains to Stevie Knight, “just the next evolutionary step”, poised on the brink of manufacture and expected to reach the market sometime in 2016.
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NewsCaterpillar looks offshore with enhanced four-stroke range
Caterpillar Marine has introduced several significant updates to its four-stroke engine range, targeted primarily at the flourishing offshore sector.
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NewsRevamp for popular scrubber system
At the recent SMM exhibition in Hamburg, Alfa Laval launched the latest generation of its PureSOx scrubber technology, known as PureSOx 2.0.
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NewsWartsila moves forward in four-stroke propulsion
Wärtsilä has inaugurated a new factory in China, and upgraded its CP propeller deaign, as well as contracting to supply a dual fuel two-stroke plant for a bulk carrier.
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NewsMAN goes for Tier III compliance
MAN Diesel & Turbo says that one of its four-stroke installations has been certified to meet the forthcoming IMO Tier III emission requirements, following trials onboard a DFDS ro-ro ship.
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NewsSchottel focuses on hybrids and offshore
German propulsion specialist Schottel’s latest propulsion solutions feature hybrid concepts and offshore applications, being geared towards demands for environmentally friendly propulsion systems.
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NewsPressure sensor cuts carbon and particle emissions
German cylinder pressure sensor company IMES says it has developed a new generation of cylinder pressure sensor based on thin film technology.
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NewsWärtsilä looks east – but maintains its European roots
The recent news that Wärtsilä was, in effect, selling a majority stake in its two-stroke engine business to China’s state shipbuilding concern came as rather a shock to many in the industry.
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NewsTurbocharger developed for Tier III two-strokes
MAN Diesel & Turbo says that it is developing a new turbocharger series specifically matched to the requirements of two-stroke engines.
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NewsProven feasibility for battery power
Corvus Energy and Scandlines have cooperated on the conversion of four ro-pax ferries to hybrid propulsion.
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NewsHigh speed unit meets EPA Tier 4
Caterpillar Marine has begun taking orders for the US EPA Tier 4 compliant 3516C large high speed engine series.
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NewsCNG in shipping as an LNG alternative
Transporting natural gas has become big business for the shipping industry, says Dag Pike, who looks at the opportunities in compressing, rather than liquefying, gas for transport and fuel.
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NewsMajor export deal boosts UK marine engine building
Paxman engines have been prominent in the larger high speed marine engine sector for many years, and the VP185 continues to attract important orders for its current proprietor, MAN Diesel & Turbo; David Tinsley looks at the engine’s history and current orderbook.
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News‘Supercharged’ electric ferry
Charging technology developed for submarines, allowing batteries to be charged in a very short time via shore power, is being adapted to a Swedish ferry, writes Dag Pike.
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NewsAutomated charging for battery ferry
Fast-connect shore power is key to operating a new all-electric ferry due to enter service next year in Norway; Cavotec’s solution is described by Dag Pike.
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NewsWind propulsion designers wait on shipowner participation
The latest wind power developments are still in the testing stage, and shipowners may choose to take advantage of this renewable energy source via battery hybrids instead, says Wendy Laursen.
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NewsWartsila forms medium-speed joint venture with CSSC
Wärtsilä says it has signed a joint venture agreement with China State Shipbuilding Corporation (CSSC) for manufacturing medium and large bore medium speed diesel and dual-fuel engines.
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NewsRemoving water from emulsified oil in biodegradable lubricants
Danish lubrication specialist C.C. Jensen says it has a solution to one of the major disadvantages of environmentally acceptable lubricants, and has tested its system in a supply ship operating in US waters.
