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

Green Car Congress

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

Exhaust 539
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UK researchers report that alcohols in windshield washer fluid are major unreported source of VOCs emissions from cars, including EVs

Green Car Congress

There are widespread policy assumptions that the phase-out of gasoline and diesel internal combustion engines will over time lead to much reduced emissions of Volatile Organic Compounds (VOCs) from road transport and related fuels. While some VOCs are released in exhaust, others may arise from an unexpected source—e.g.,

Emissions 397
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A Bamboo Carbon Filter for Diesels Could Reduce Emissions

Cars That Think

Diesel cars are a popular choice for those looking to buy a used vehicle in Asia, Europe, and elsewhere. After all, diesel cars cost less to maintain, burn less fuel, and have a longer engine life. To reduce emissions, diesel vehicles use filters that catch exhaust particles and other contaminants.

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

Green Car Congress

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. Dr. Thomas Weber, Daimler Board of Management Member for Group Research and Mercedes-Benz Cars Development. Exhaust aftertreatment systems.

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Recent on-road real-world emission testing in India highlights disparity between cycles, gasoline and diesel

Green Car Congress

The results highlight the disparity between test-cycles and real-world emissions as well as the large disparity between gasoline and diesel vehicles. gNO x /km for gasoline; and 0.25 gNO x /km for a diesel vehicle with gross vehicle with GVWR x /km for a 7-seater diesel passenger vehicle. Source: The ICCT.

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Volkswagen customers in Germany ordering more diesel vehicles; share of 43% in 2018, vs. 39% in 2017

Green Car Congress

Customers of the Volkswagen Passenger Cars brand in Germany are once again placing more orders for diesel vehicles. In 2018, the share of incoming orders for vehicles equipped with the latest diesel technology as a proportion of the overall vehicle portfolio was 43% compared to 39% in 2017.

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BMW makes SCR standard on all diesels in future; more models to receive GPF (including i8); new diesel engine for X3

Green Car Congress

BMW is making a number of adjustments to its powertrain lineup from spring 2018, including new diesel aftertreatment systems for its smaller diesel models; gasoline particulate filters on more gasoline models; and a new diesel engine for the X3. New X3 diesel.

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