CONTENTS
MAY 2020
10
4
NEWS
24 Wärtsilä 2-stroke optimisation
Wärtsilä has launched a two-stroke engine optimisation technology for selected Wärtsilä RT-flex and earlier deliveries of X-type twostroke engines after successfully trialling the technology. The Fuel Efficiency Boost improves
26 Japanese ammonia consortium
A Japanese consortium including Mitsui, Imabari Shipbuilding, Itochu and ClassNK is collaborating in a project to develop ships designed to use ammonia as fuel, using a MAN ES ammoniafuelled engine as the prime mover.
30 First ABB Turbo deliveries
The first delivery of ABB Turbo’s new A255-L was scheduled to take place in early May
31 First THS2 reference
Mitsui Engineering & Shipbuilding’s (MES) has achieved a first reference for its updated turbo hydraulic system (THS2). The order was received in February for installation on a Mitsui-MAN B&W 7S65ME-C8.5 engine for a 208,000dwt bulk carrier.
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FEATURES
40 REGULARS 8 Leader Briefing
Carlo Cecchi of Yaskawa/ The Switch offers a personal perspective on the transformation in Asian shipowners’ attitudes towards hybrid technology.
38 Design for Performance
Amid constraints on further expansion for ropax dimensions, ship designers are looking at other approaches to improving efficiency to meet looming targets, Kari Reinikainen hears.
40 Ship Description
Two advanced new ethylene-capable liquefied gas carriers from Jiangnan Shipyard will feature bilobe cargo tanks, affording considerable scope as to liquefied gas cargoes, writes David Tinsley.
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20
10 T he MIDAS touch
Modular approaches offer advantages but definitions of modularity vary upon whether you are addressing engine designers, system integrators or class society engineers, Stevie Knight discovers.
14 S tep change
Hans Jensen Lubricators’ new lubrication system for two-stroke engines eliminates the need for cylinder lubrication pumps and offers a significant reduction in CLOC rates.
17 Fuel flexible injection
WinGD is refining a fuel flexible injection system to explore various liquid alternative fuels.
18 F uelSave’s commercial bow
As FuelSave’s air port injection technology receives its first orders, the company eyes the 2-stroke market.
20 Hydrogen vector R&D
Wärtsilä’s Kaj Portin discusses the progress of Wärtsilä’s ammonia and hydrogen research, and identifies some of the technical challenges as the company targets initial tests by 2022.
100
YEARS
2020
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MAY 2020 | 3
