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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 ). As testament to the filtration efficiency of the latest gasoline particulate filters (GPFs), tailpipe mass emissions are now as low as 0.02

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Korean team develops 2L-class direct-injection hydrogen-fueled engine

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Compared with gasoline engines, the newly developed hydrogen engine helps to reduce the emissions of carbon dioxide and fine particulates by 99% and 90%, respectively, which meets EU requirements for zero-emission vehicles.

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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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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. The electric exhaust gas turbocharger is a fascinating example of the extensive transfer between Formula 1 technology and the development of production vehicles.

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Mercedes introduces new 4-cylinder gasoline engine for GLK Class

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Mercedes-Benz is offering a new 4-cylinder gasoline engine for the GLK-Class compact SUV—the first gasoline four-cylinder offered on the range. In addition, variable valve timing on the inlet and exhaust side has the effect of reducing consumption as well as enhancing output. liters per 100 kilometers (30.6

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IAV develops new close-coupled diesel exhaust gas aftertreatment system for improved emissions reduction

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IAV has developed a particularly closed-coupled diesel exhaust gas aftertreatment (EAT) system. A key contribution to this performance must come from the exhaust gas aftertreatment system—across the entire speed and load range. This way, exhaust gas flows through DOC and SCRF before it enters the turbine.

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2014 Mercedes-Benz E-Class in the US will offer new 4-cylinder diesel; new 4-cylinder gasoline direct injection engine in other markets

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Mercedes-Benz has introduced the updated 2014 E-Class Sedan and Wagon, featuring an array of new driver assistance systems in addition to new fuel efficient engines. Eleven new or optimized assistance systems from the future S-Class make their world premiere in both the sedan and wagon models. New in the MY14 E-Class sedan is the 2.1-liter,

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Mercedes-Benz investing ~€3B in new engine technology; new diesel family, particulate filters for gasoline engines

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billion) in engine technology to ensure further improvements in fuel consumption and emissions in gasoline and diesel engines in current as well as current vehicles, according to Prof. Exhaust aftertreatment systems. The operating range of exhaust-gas recirculation has been extended towards significantly lower temperatures.

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