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Exhaust and aftertreatment on the Achates ULNOx heavy-duty opposed-piston diesel

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Earlier this month, Achates Power announced that its innovative 3-cylinder, 10.6L According to Fabien Redon, Achates Power’s CTO, the team made improvements to what Achates calls the Catalyst Light-Off operating mode, used while the SCR is not active. Source: Achates Power. Earlier post.)

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New Mercedes-AMG SL 43 features engine with electric exhaust gas turbocharger derived directly from Formula 1

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liter turbocharged M139 engine featuring an electric exhaust gas turbocharger. The electric exhaust gas turbocharger solves the conventional trade-off between a small, responsive turbocharger yielding a lower total output and a large turbocharger capable of high peak power with less responsiveness. An electric motor around 1.6

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Crowley completes first US design for fully electric tug with autonomous technology

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Crowley Engineering Services has completed the design of the first fully electric US tugboat with autonomous technology. The design also supports fully customizable features to meet the vessel design requirements with the future in mind. The fully modular batteries allow for upgrades as electric technology changes.

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New Emissions Analytics study suggests pollution from tire wear now 1,850 times worse than exhaust emissions

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In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). On current trends, the ratio may well continue to increase. A summary of the results is shown in the table and chart (log scale) below.

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Volvo Penta launches the D17, its most powerful genset engine

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Volvo Penta has expanded its genset range and launched its most powerful engine to date with the introduction of the D17. The new power generation 17-liter engine delivers exceptional power-to-weight ratio from the same footprint as the proven, compact D16.

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AqualisBraemar LOC joins HYSEAS III hydrogen fuel-cell vessel project for vessel design

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CMAL) to partner in designing a hydrogen fuel-cell sea-going passenger and car ferry—a first for Europe. Partner Kongsberg Maritime designed the comprehensive testing regime to investigate whether the system would be suitable for handling and responding to demands that normally occur during normal sea-going operations.

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Bentley ending production of iconic W12 engine with the most powerful version ever

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Meanwhile, an engine first made available in the sector-defining Continental GT, which has been powering Bentley both metaphorically and literally for the last 20 years, will be consigned to history. Development work has concluded recently on the most powerful version of the W12 ever created. Since the first introduction of the 6.0-liter,

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