Propulsion – Page 43
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NewsFurther orders for J-ENG’s new UEC42LSH
Japan Engine Corporation (J-ENG) has confirmed that it has received six follow-up orders for its new UEC42LSH engine. The first reference for the engine is a handysize bulk carrier under construction at a domestic Japanese shipyard, which is in the final stages of development. The vessel will be fitted with ...
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NewsDMC delivers nozzles to super trawler modification project
Damen Marine Components has delivered two large 19A nozzles to Parlevliet & Van der Plas for its 142-metre fishing trawler, the Margiris. The vessel has recently undergone a modification project at Damen Shiprepair Amsterdam.
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NewsMAN ES targets 2024 for delivery of first ammonia engine
MAN Energy Solutions is targeting 2024 for the first delivery of a new ammonia-fuelled two-stroke engine, according to a company presentation seen by The Motorship.
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NewsVeth Z-drives for new North Arm Transport tugs
When Canadian fuel distributor North Arm Transportation decided to order a new tug, it opted for a pair of Veth Z-drives.
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NewsMHI-MME VOC-burning auxiliary boilers for KNOT shuttle tankers
Two new dual-fuel 124,000 dwt shuttle tankers being built at the Daewoo Shipbuilding & Marine (DSME) yard in South Korea will feature a package of VOC-burning auxiliary boilers and generator turbines supplied by Mitsubishi Heavy Industries Marine Machinery & Equipment (MHI-MME).
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NewsBerg Propulsion reorganises after Caterpillar purchase
After closing a deal on 30 June to buy Caterpillar Propulsion AB and re-establish Berg Propulsion, the company announced plans to consolidate its manufacturing in Sweden.
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NewsMAN ES screws down on propulsion efficiency
Propellers are now just about as efficient as they can get, believes Jens Ring Nielsen, a senior technical engineer for MAN PrimeServ in Denmark.
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NewsSTUDY FURTHERS OPTIMISATION OF DOUBLE SLOPE STERN TUBE BEARINGS
Optimal geometric parameters for double slope aft stern-tube bearings have been determined to further reduce the risk of bearing failure
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NewsSchottel launches medium-size azimuth thrusters
German propulsion specialist Schottel is launching a range of medium-size azimuth thrusters. With the M-series, Schottel expects to meet the different challenges of shifted engine power classes, updated ice class rules and an ever-increasing number of electric or hybrid-driven vessels.
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NewsVoith’s synchronous eVSP revolution
Voith’s established technology has become ‘future-proof’, writes Stevie Knight.
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NewsUnderwater wing and bulbous bow lifts passenger vessel fuel efficiency
Retrofitting a 12-year-old 30 metre passenger vessel with an underwater wing and a bulbous bow reduced the vessel’s resistance and contributed to a 24% improvement in fuel efficiency.
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NewsSchottel modernises Norwegian bulk carrier
A Norwegian bulk carrier owned by Bio Feeder will soon be able to take on new assignments thanks to a customised upgrade by the Schottel Modernisation and Conversion Team.
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NewsBrunvoll receives thruster order for DP2 shuttle tankers
Brunvoll has won a large contract for thrusters from Samsung Heavy Industries (SHI) in South Korea. The Norwegian propulsion specialist also noted that it had extended its product portfolio in 2020.
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NewsFull scale ammonia engine tests to begin in 2021
Wärtsilä is to begin long term, full-scale, testing of ammonia as a fuel from Q1 2021. The tests will be conducted on a marine four-stroke combustion engine at the Sustainable Energy Catapult Centre in Stord, Norway will be conducted in close cooperation with Knutsen OAS Shipping AS and Repsol.
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NewsYanmar tests two-stage turbos for four-stroke engines
Tests have shown that retrofitting four-stroke auxiliary engines with two-stage turbocharging is both practical and effective, offering the opportunity to increase their efficiency and output, according to Yanmar.
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NewsWind above: what goes on below?
Could wind’s promised efficiency impact other systems? Stevie Knight asks the questions...
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NewsOut on the pull: making wind assistance work
Wind power is worth attention: theoretical ‘castles in the air’ are rapidly gaining foundations, writes Stevie Knight
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NewsABB launches holistic turbocharger service concept
ABB Turbocharging has introduced a new drydock to drydock service package. Turbo MarineCare offers a fixed price turnkey solution to maintenance, offering shipowners greater financial predictability and peace of mind.
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NewsSchottel launches retractable variants of SRT
German propulsion specialist Schottel has launched a retractable variant of its rim thruster (SRT). The solution is available in a retractable (SRT-R) variant, in which no additional flow resistance is generated when withdrawn, as well as an RT variant, in which the unit can be used as a transverse thruster ...
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NewsWärtsilä to power zero-emission ferries
Wärtsilä has been awarded a contract to design and equip two zero-emission battery powered ferries for Norwegian operator Boreal Sjö that will be built at Holland Shipyards in the Netherlands.
