Propulsion – Page 42

  • Brunvoll's new ducted azimuth thruster AUP115 (pictured) is available with a power range of up to 3,500kW. (Image courtesy of Brunvoll)
    News

    Brunvoll receives thruster order for DP2 shuttle tankers

    2020-07-03T17:18:00Z

    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.

  • Project leaders Egil Hystad (left) and Kjell Storelid (right) of Wärtsilä flank Willy Wågen of the Sustainable Energy Catapult Centre at its test facility at Stord, Norway.
    News

    Full scale ammonia engine tests to begin in 2021

    2020-06-30T12:52:00Z

    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.

  • Yanmar’s 6EY18ALW test engine fitted with two-stage turbocharging (image: Yanmar)
    News

    Yanmar tests two-stage turbos for four-stroke engines

    2020-06-29T15:34:00Z

    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.

  • EMP’s Aquarius Eco Ship design “would most likely incorporate an onboard DC grid to allow a range of power sources to plugged in”
    News

    Wind above: what goes on below?

    2020-06-25T12:06:00Z

    Could wind’s promised efficiency impact other systems? Stevie Knight asks the questions...

  • The Airseas parafoil line incorporates a data cable which runs to a control pod which directs the wing into a dynamic figure-of-eight flying pattern. Image: Airseas
    News

    Out on the pull: making wind assistance work

    2020-06-25T12:04:00Z

    Wind power is worth attention: theoretical ‘castles in the air’ are rapidly gaining foundations, writes Stevie Knight

  • ABB Turbo MarineCare offers drydock-to-drydock peace of mind for owners and operators. (Image courtesy of ABB)
    News

    ABB launches holistic turbocharger service concept

    2020-06-23T16:32:00Z

    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.

  • SCHOTTEL has launched a new retractable variant of its rim thruster (SRT). (Image courtesy of SCHOTTEL)
    News

    Schottel launches retractable variants of SRT

    2020-06-23T16:10:00Z

    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 ...

  • zero-emission ferries
    News

    Wärtsilä to power zero-emission ferries

    2020-06-19T17:00:00Z

    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.

  • A fully integrated propulsion system from Wärtsilä will give reliability for new Mauritius cargo ship Photo: Wärtsilä
    News

    Wärtsilä ensures Mauritius cargo reliability

    2020-06-18T09:54:00Z

    Wärtsilä has won the contract to provide a fully integrated main propulsion system for a new multi-purpose cargo vessel being built for Mauritius Shipping Corporation (MSCL) at the Huanghai Shipyard in China.

  • Voith's new eVSP uses a permanent-magnet synchronous motor as its main drive. (Image courtesy of Voith)
    News

    Voith launches innovative eVSP solution

    2020-06-17T15:22:00Z

    German propulsion specialist Voith has launched its new electric Voith Schneider Propeller (eVSP) propeller drive. The innovative solution uses a permanent-magnet synchronous motor as its main drive, and represents a significant advance in Voith''s electrification of its drive technologies.

  • Two-stroke VCR developments will raise and lower compression ratios during operation. Picture: WinGD
    News

    Pump it up (when you need it)

    2020-06-17T09:27:00Z

    Engine efficiency has been limited by the need to avoid potentially damaging peak pressures. But supposing you could alter those pressures on the hoof, adjusting for load while the engine was operating?

  • The ‘Willem Barentsz’ Photo: MTU
    News

    Sea trials for first mobile pure gas 16V 4000 series

    2020-06-15T11:01:00Z

    The first MTU series 4000 mobile gas engines have successfully started sea trials.

  • cylinder pressure sensor
    News

    Sensor accuracy under extreme conditions

    2020-06-09T16:51:00Z

    The Kistler Group''s new 66351A cylinder pressure sensor for large marine and stationary engines is designed for achieving measuring accuracy under extreme conditions in the combustion chamber.

  • Caterpillar Propulsion’s propeller and thruster products could soon come under the Berg Propulsion brand.
    News

    Caterpillar to sell off Caterpillar Propulsion AB

    2020-06-09T15:10:00Z

    Caterpillar Luxembourg SARL has agreed to sell Caterpillar Propulsion AB and its subsidiaries to a holding company controlled by former Berg Propulsion coo Stefan Sedersten

  • The new ‘Olympic Class’ ferry Photo: ABB
    News

    Zero-emissions Washington state ferry plan

    2020-06-05T15:03:00Z

    ABB has been selected by Vigor Fab as the hybrid-electric propulsion and energy storage system provider for the newest additions to the Washington State Ferry fleet.

  • Brunvoll's thruster portfolio include the thruster nozzle AUP115 (pictured). (Image courtesy of Brunvoll)
    News

    KNOT order strengthens Brunvoll's position in DPST segment

    2020-06-03T18:01:00Z

    Brunvoll has won a large contract for thrusters from Daewoo Shipbuilding & Marine Engineering (DSME) in South Korea.

  • An innovative series of Twin Fin bulk carriers are to feature an electric drive train package. (Image courtesy of Yaskawa Environmental Energy / The Switch)
    News

    The Switch package for Twin Fin bulk carrier series

    2020-06-02T19:09:00Z

    A series of bulk carrier newbuildings propelled by Caterpillar Marine''s Twin Fin propulsion packages will feature a Yaskawa Environmental Energy / The Switch electric drive train solution.

  • KBB has improved the capacity and efficiency of its ST27-EP range of turbochargers (image: KBB)
    News

    Customers want T/C performance data, says KBB

    2020-06-01T14:00:00Z

    Customer demands for more turbocharger performance data to be made accessible online are intensifying, head of turbocharging technology at KBB, Dr Silvio Risse, told The Motorship.

  • The latest G95ME-C10.6 LL-SEQ engine type features an incremental improvement in fuel consumption in the low load range compared with G95ME-C10.5 engines (pictured).
    News

    LOW-LOAD TUNING GOES A STAGE FURTHER

    2020-06-01T13:29:00Z

    A new tuning method has improved the part-load efficiency of the most powerful engine in the two-stroke portfolio of MAN Energy Solutions, writes David Tinsley.

  • The all-aluminium ‘Nairana’ Photo: Schottel
    News

    Schottel propels all-aluminium ferry

    2020-05-29T12:59:00Z

    Schottel is to provide propulsion solutions for a new all-aluminium ferry designed by Australian shipbuilder Richardson Device Marine for Sealink Tasmania.