Page 43: of Maritime Reporter Magazine (November 2024)

POWERPLANTS

In May this year, the world’s ? rst methanol- powered tug, Methatug, entered operation in the

Port of Antwerp-Bruges.

Source: Port of Antwerp Bruges

Biofuels such as HVO and FAME are an already-available its while offering the best possible fuel consumption. It also option for an increasing number of engines. Bergen Engines acts as a platform for a broad variety of fuels including HVO announced in May that its B33:45 engine has received formal and FAME.

approval for operation on blends or 100% HVO. With all these developments, OEMs are providing the

However, NOx regulations mean that hydrocarbon engine equipment to reduce fuel consumption, NOx and CO2 emis-

OEMs are also focusing on aftertreatment advances. sions. Adding modularity and fuel ? exibility, they are facili-

MAN Engines has increased its range with a new D3872 tating change to new fuels.

V12 engine. The result is that in-line six-cylinder, V8 and The Wärtsilä report indicates that every dollar an operator

V12 engines from 221 to 1,618kW (301 to 2,200 hp) with a saves in fuel costs at today's prices could be worth 3-5 times displacement of 12.4 to 29.6 liters are currently available for that by 2030. So, says Holm: “Taking steps to improve fuel light, medium and heavy-duty marine applications. The new ef? ciency and invest in fuel ? exibility can deliver immedi- 30-liter 2,200hp engine can be combined with a modular SCR ate returns, reducing both emissions and operating costs. But to meet EPA Tier 4 or IMO Tier III standards and optionally a action must be swift – we have the lifecycle of just a single particulate ? lter to meet EU Stage V standards. The OEM says vessel to get this right.” the SCR also reduces fuel consumption by 3-8%.

Volvo Penta has expanded its range of D8

IMO III solutions aimed at smaller, high-speed commercial vessels. The new solutions feature six-cylinder, 7.7-liter diesel engines that can provide power up to 405kW and generate up to 550hp. The associated SCR technology has been optimized for heavy-duty operations and can be installed in either a vertical or horizontal position.

In September, MAN Energy Solutions an- nounced a new common rail injection system for its medium-speed, four-stroke portfolio which the OEM says optimizes engine performance,

Source: MAN ES emissions and fuel consumption. CR 2.2 brings an increased system pressure of up to 2,200 bar MAN Energy Solutions has released a new common rail to enable it to comply with future emission lim- injection system for its medium-speed, four-stroke portfolio.

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