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Emissions Analytics finds pollution from tire wear can be 1,000x worse than exhaust emissions

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Pollution from tire wear can be 1,000 times worse than a car’s exhaust emissions, Emissions Analytics has found. Emissions Analytics is an independent global testing and data specialist for the scientific measurement of real-world emissions and fuel efficiency for passenger and commercial vehicles and non-road mobile machinery.

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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 ). —Emissions Analytics. Quoting such ratios, however, needs careful interpretation.

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Purem by Eberspaecher introduces efficient exhaust technology for hydrogen engines

Green Car Congress

Purem by Eberspaecher is introducing efficient exhaust technology for hydrogen engines. At the Hannover Messe, the company will be presenting its H 2 -ICE exhaust system for the first time. The H 2 -ICE exhaust system for hydrogen engines from Purem by Eberspaecher. These systems are now being adapted to the CO 2 -neutral fuel.

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ClearFlame Engine Technologies partners with Alto Ingredients to demo ethanol-fueled MCCI in heavy-duty diesels; high efficiency, low emissions

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ClearFlame will provide Alto with a Class VIII truck retrofitted with a 500hp heavy-duty demonstration engine, which can match diesel torque and efficiency by achieving true diesel-style combustion (MCCI, mixing-controlled compression ignition) of any decarbonized fuel. In fact, it increases power by 25%.

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Optimized heavy-duty CI engine fueled with DME delivers diesel performance, significantly reduces engine-out emissions

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A team from Empa - Swiss Federal Laboratories for Materials Science and Technology and FPT Motorenforschung reports in an open-access paper in the journal Fuel on the performance and emission characteristics of an 11-liter heavy-duty compression ignition engine which was optimized specifically for DME (dimethyl ether) combustion.

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SwRI engineers develop near-zero emissions diesel engine technology; 90% reduction of NOx

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Southwest Research Institute engineers have developed the next generation of clean diesel engine technology to reduce hazardous nitrogen oxides (NO x ) and carbon dioxide emissions while minimizing fuel consumption. g/hp-hr NO x emissions). SwRI developed the technology for the California Air Resources Board (CARB).

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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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