2-Stroke and 4-Stroke – Page 54
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NewsOrganic Rankine Cycle heat recovery technology ready for ships
A new waste heat recovery system from French company Enertime is said to promise flexibility for lower temperature heat sources, writes Wendy Laursen
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NewsMitsubishi raises its game with new two-stroke generation
Mitsubishi is sometimes overlooked in the area of large two-stroke engine design and development, but the Japanese company is keeping up with current trends by introducing a super-long-stroke family in keeping with current operational practices, as discovered by David Tinsley.
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NewsNew fuel-flexible dual fuel and small-bore four-strokes launched
Wartsila has added a new dual fuel engine, claimed to offer lowest fuel consumption, high output and attractive lifecycle costs, to its portfolio which was recently enhanced by two smaller four-strokes aimed principally at the genset market.
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NewsMAN chosen for cruise power and hybrid installation
MAN Diesel & Turbo says that its large four-stroke engines are continuing to be a popular choice for newbuild cruise ships.
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NewsMTU launches new marine genset engine
Rolls-Royce Power Systems – the brand which includes MTU among others – is launching a new marine genset, based on the six-cylinder series 1600 inline diesel engine.
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NewsSchottel scores in Panama
Schottel of Germany says that its propulsion systems are proving a popular choice for the new generation of post-Panamax era tugs, as well as a local ferry.
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NewsSupport offered for all engine types
UK company Royston Ltd says that its engineers, based in two centres in diametrically opposite parts of the world, can be called upon to support any type or age of marine diesel engine, wherever it might be.
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NewsEcoCam continues MAN diesel fuel optimisation
MAN Diesel & Turbo has announced a device known as EcoCam, intended for retrofitting to its mechanical two-stroke engines with single turbochargers.
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NewsDiesel is far from dead
Although alternatives are looking increasingly attractive, Lloyd’s Register believes that the trusted traditional two-stroke diesel engine will continue to be the first choice in large ship propulsion for many years to come.
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NewsCost-effective turbocharger modification for fuel saving and emission control
Dr Anatoly Mezheritsky, president of Canadian engineering company MA TurboEngine, looks at alterations to turbocharger configuration for large marine engines employing slow steaming and other part-load operations to cut fuel costs and reduce exhaust emissions.
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NewsA step closer to hybrid power for large ships
Eco Marine Power (EMP) of Japan says that its rigid sail technology for ships, known as EnergySail, has successfully concluded function testing at the Aquarius Innovation Lab in Osaka, supported by JSMEA (Japan Ship Machinery & Equipment Association).
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NewsCummins power for river LPG carrier and other vessels in Vietnam
Cummins Marine has reported a number of recent new applications in South East Asia for its high speed diesel units.
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NewsSwedish waterjets for Taiwanese order
Lung Teh Shipbuilding of Taiwan has specified waterjets from MJP of Sweden for a series of patrol vessels contracted by an unspecified South East Asian government.
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NewsThruster monitor reduces downtime and increases productivity
Condition Monitoring Technologies (CMT), formerly the German arm of monitoring specialist Kittiwake, reports the introduction of a flexible thruster monitoring system.
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NewsStadt wins seismic ship propulsion order from Turkey
Norwegian company Stadt says that it has signed a major contract with Turkish shipyard Cemre to supply electric propulsion equipment for up to four seismic support vessels. This is in addition to a similar Turkish order received earlier in 2013 from the Besiktas yard for eight systems.
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NewsDesign effort increases for two-stage turbocharging
Turbocharger manufacturers are focusing on further NOx reductions with new two-stage developments to boost engine charge pressure, says Wendy Laursen.
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NewsRoyston technology helps control bunker spending
According to UK engine services company Royston Limited, in the current commercial environment, ship owners are actively looking for ways to reduce operating costs.
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NewsTurbocharger flow capacities continue to improve
Two-stroke turbochargers continue to evolve with the latest developments focusing on flow capacity, says Wendy Laursen.
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NewsComplete separator solutions
Dutch company KET Marine International, which specialises in providing complete solutions for separation requirements, says that it is now able to offer ‘plug and play’ solutions for electronic separator control units.
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NewsMAN looks at alternative fuels and optimising the existing fleet
MAN Diesel & Turbo was first to the market with an LNG-fuelled two-stroke engine, and is now looking other low flash point fuels, as well as helping existing vessels save fuel and meet emissions limits in order to remain competitive.
