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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. Mercedes-AMG SL 43 (European model shown) The new form of turbocharging guarantees spontaneous throttle response across the entire rpm range to deliver an even more dynamic driving experience. An electric motor around 1.6

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

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opposed-piston (OP) heavy-duty diesel engine achieved Ultralow NO x (ULNO x ) performance results. A key element of the achievement is the low engine-out NO x from the opposed-piston engine, which reduced the requirements for the aftertreatment system (ATS). Earlier post.)

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Mercedes-AMG entry-level SL 43 features electric exhaust gas turbocharger from Formula 1 for the first time in production vehicle

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Following two variants with V8 engines, Mercedes-AMG is presenting the entry-level SL 43 version of its newly developed roadster icon. The SL 43 features an M139 in-line two-liter, four-cylinder gasoline engine with an electric exhaust gas turbocharger—used for the first time in a production vehicle.

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Mercedes-AMG, Garrett developing 48V electric exhaust gas turbocharger

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An electric exhaust gas turbocharger, which in future will be used for the first time in a series production model, is already in the final stages of development. This electronically-controlled electric motor drives the compressor wheel before this accepts the exhaust gas flow.

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MAN D3876 engine ensures high thrust and future-proofing in PistenBully 800; engine basis for possible H2 variant

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MAN Engines is now equipping the PistenBully 800 from Kässbohrer Geländefahrzeug AG with its MAN D3876 engine. The basis for the delivery of the in-line six-cylinder engine was the further development and adaptation of the MAN D3876 to the extreme working environment of the new high-performance snow groomer from Laupheim.

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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 ). Cutting off at 23 nm avoids these ‘semi-volatiles’, whereas 6 nm is a much more comprehensive range. —Emissions Analytics.

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MAN Engines approves off-road engines for use with regenerative diesel/HVO

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According to MAN Engines, all MAN off-road engines from the current product portfolio can be operated with regenerative diesel—also known as HVO (hydrogenated vegetable oil)—in accordance with the EN15940 standard in Europe or the US specification ASTM D975. Marine engines for regenerative diesel have already been approved.

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