Propulsion – Page 61

  • The Geislinger Silenco acoustic coupling
    News

    Geislinger launches noise reducing coupling

    2016-08-08T10:16:00Z

    Geislinger’s new Silenco acoustic coupling is designed to minimise the transfer of the structure-borne sound.

  • Scandlines has opted for a hybrid triple-screw arrangement for new ferries Berlin and Copenhagen: Will others follow suit?
    News

    Time for triple screw?

    2016-08-04T12:04:00Z

    An often overlooked option in the ship design playbook, triple screw propulsion could offer a fuel efficient alternative to twin propeller configurations for a variety of vessels. That’s according to Oskar Levander, vice president of innovation at Rolls-Royce.

  • Autonomy heralds modular design. Image: Rolls-Royce
    News

    Auto-ships promise industry shift

    2016-07-29T00:18:00Z

    Autonomous ship projects may have unexpected results for the entire industry writes Stevie Knight

  • Scandlines hybrid in action. Photo: Patrick Kirby
    News

    Highly-charged vision

    2016-07-29T00:17:00Z

    Technology’s Catch 22 is that innovation is at worst an expensive failure and at best - if it’s a success - it will be superseded writes Stevie Knight. No wonder that so many firms have ‘queued up to be second’ when it comes to electric and hybrid vessels - and ...

  • 'MV Estraden' with the second Rotor Sail fitted. Photo: Norsepower
    News

    Different directions for Flettner rotors

    2016-07-29T00:17:00Z

    Flettner rotors have a great deal going for them. In fact, early signs show they could prove an untapped goldmine – but getting it right will make or break those involved in the innovation, writes Stevie Knight.

  • Reintjes's new WVSA down angle gearbox series
    News

    Reintjes introduces down-angle gearbox

    2016-07-27T13:38:00Z

    Reintjes will present its new down WVSA down angle gearbox series at this year’s SMM exhibition in Hamburg in September.

  • A first ferry reference for Wärtsilä’s hybrid battery technology on Wightlink's new flagship vessel
    News

    Wightlink newbuild to debut Wärtsilä hybrid technology

    2016-07-22T08:27:00Z

    A ship under construction at Cemre shipyard for UK operator Wightlink will be the first ferry to employ Wärtsilä’s technology that uses batteries to manage engine load fluctuations.

  • Totalling 1,140 tonnes and 52MW of power, these four ice-class Azipod thrusters are bound for LNG carrier and shuttle tanker projects in South Korea
    News

    ABB delivers ice class Azipods to Korean yards

    2016-07-20T10:08:00Z

    ABB is to deliver four Azipod thruster, totalling 52 MW of power, to be fitted to an ice-class LNG tanker and an arctic oil tanker under construction at South Korean yards.

  • MAN's EGR solution, tested aboard the 'Maerk Cardiff', features Alfa Laval's PureNOx system coupled with a 6S80ME-C9.2 engine
    News

    NOx reduction: Chemical or mechanical?

    2016-07-19T11:04:00Z

    Over the last couple of years, capital investment in energy and fuel efficiency has dropped off. But NOx compliance and reduction of particulate matter remains a crucial topic, writes Paul Morgan.

  • The geometry of the eWAVE piston ring creates a circumferential pressure difference that generates controlled oil flow
    News

    Federal-Mogul piston ring advances

    2016-07-18T15:30:00Z

    Federal-Mogul Powertrain will introduce recent developments within its Goetze (145-640mm cylinder bore) and Daros (260-980mm) range of piston rings for two-stroke and four-stroke large bore engines (LBE) at this month’s SMM exhibition.

  • The Hybrid Flettner Freighter from C-Job will be added to the limited wind-assisted fleet, the Dutch naval architect has announced
    News

    Predicting wind power

    2016-07-18T11:12:00Z

    Industry professionals are searching for models that determine whether wind assisted ship propulsion will be commercially viable on cargo vessels. But this snake bites its own tail: more user data is needed before an accurate calculation can be made. Hans Buitelaar, editor of SWZ Maritime, reports.

  • News

    Zurich start-up develops virtual engine tuning

    2016-07-14T17:14:00Z

    ETH Zürich spin-off company Vir2sense is developing an engine testbed simulator which it says will enable ship operators to optimise the performance of their marine diesel engines.

  • News

    IWSA announces wind propulsion awards shortlist

    2016-07-13T17:30:00Z

    Public voting for the inaugural Wind Propulsion Innovation Awards, to be presented at SMM Hamburg on 8 September, is now open.

  • News

    Bulker debut for ME-GI engine

    2016-07-13T11:25:00Z

    A 50,000dwt vessel to be built for Korean ship owner Ilshin by Hyundai Mipo Dockyard will be the first LNG-powered bulk carrier powered by MAN Diesel & Turbo’s ME-GI engine.

  • A forward-looking panel of major engine manufacturers, with the shipowner pespective provided by Maersk, concluded CIMAC Congress 2016
    News

    Current challenges, emerging solutions at CIMAC Congress

    2016-07-12T10:27:00Z

    Near record low oil prices and depressed shipping rates in many sectors provided a stimulating backdrop to the triennial CIMAC Congress in Helsinki in June. But engine makers and users were in good spirits as they shared experiences, strategies and technical innovations. Gavin Lipsith reports.

  • The first ethane-burning Mitsui-MAN ME-GIE engine has been built at Mitsui's Tamano Works
    News

    Mitsui-MAN ethane two-stroke engine completed

    2016-07-11T11:15:00Z

    MAN Diesel & Turbo and Mitsui Engineering & Shipbuilding Co have built the first Mitsui-MAN ME-GIE engine, running on ethane, diesel or (after a simple conversion) methane.

  • 3,000 hours and counting: The new pure gas MTU 4000 has been validated in bench tests ahead of deliveries to customers starting in late 2017
    News

    MTU validates high-speed gas engine

    2016-07-11T09:14:00Z

    MTU has reported successful bench tests for its pure gas, high-speed marine engine, the first to be launched by MTU parent company Rolls-Royce.

  • The new Odin's Eye DC grid from Norwegian Electric Systems is said to enable all essential equipment to be treated as separate power centres on vessels of any size
    News

    NES launches scalable DC grid system

    2016-07-07T15:51:00Z

    Norwegian Electric Systems (NES) has launched a DC grid power distribution system that it claims can be used to enable variable generator speed operations on diesel-electric vessels of any size.

  • The five winners at this year's Electric & Hybrid Marine Awards (l-r):  Ingve Sørfonn, technical director, Wärtsilä, Pieter Dijkstra, director (marine segment), Visedo, Andrew Morden, CEO, Corvus, Jon Salton, fleet manager and project director, ...
    News

    Electric & Hybrid Marine Awards winners announced

    2016-06-30T13:03:00Z

    The winners of the third annual Electric & Hybrid Marine Awards were announced on 23 June at a ceremony hosted at Electric & Hybrid Marine World Expo in Amsterdam in the Netherlands.

  • The new trailing suction hopper dredgers being built for the Adani group will be powered by Wärtsilä. Photo: Royal IHC
    News

    Wärtsilä to power Indian dredgers

    2016-06-29T13:18:00Z

    Wärtsilä has won a contract for two new 8000m3 trailing suction hopper dredgers being built for the Adani group, India''s largest private multi-port operator.