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Achates near-zero heavy-duty opposed-piston diesel enters fleet service; compliant with 2027 NOx levels

Green Car Congress

liter, heavy-duty opposed-piston, three-cylinder diesel engine it developed in a project funded by the California Air Resources Board (CARB) and several partners ( earlier post ) has entered fleet service with WALMART Corporation in a Peterbilt 579 tractor. Achates Power announced that the 10.6-liter,

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Building materials recycler switches fleet to Neste renewable diesel

Green Car Congress

Now, Argent has switched its fleet from petroleum diesel to Neste MY Renewable Diesel. We decided to switch to renewable diesel once our quality and availability concerns were satisfied. It was just another element of our philosophy to not just do the right thing, but make doing the right thing a normal part of doing business.

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California ARB fines two companies $507K for selling illegal aftermarket parts for cars & trucks

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to resolve violations of the California Health and Safety Code related to the advertising and sales of illegal aftermarket performance parts in California, especially tuner products made for diesel pick-up truck engines. is the parent company of performance part manufacturer Bully Dog Technologies, LLC. and Hypertech, Inc.

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HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

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The first study to conduct a comprehensive evaluation of lifetime exposure to new technology diesel exhaust (NTDE)—i.e., exhaust from heavy-duty diesel engines meeting EPA 2007 and later emissions requirements—has found no evidence of carcinogenic lung tumors. Earlier post.) Earlier post.)

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SwRI’s ECTO-Lab expands; new bench systems improve accelerated aging of emissions control systems

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Southwest Research Institute (SwRI) has added two test stands to its Exhaust Composition Transient Operation Laboratory — ECTO-Lab. ECTO-Lab data have demonstrated reduced cycle-to-cycle variation compared to engine dynamometer results, and performance data from ECTO-Lab-aged parts correlate well to field-aged parts.

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First electric Volvo trucks delivered to customers

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The Volvo FL Electric trucks are part of a pre-series developed in collaboration with selected customers. The absence of motor noise and exhaust emissions contributes to better working conditions for the drivers and a quieter, cleaner urban environment. We will continue to develop our electrified offering.

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KCL study finds London air pollution from traffic improving, but continues to exceed limits in many parts of city

Green Car Congress

New research by scientists at King’s College London suggests that air pollution from London’s roads is improving overall but more work may be needed to tackle some sources of traffic pollution, which continue to breach limits in many parts of the city. 15–45%·year −1 ). No data was available to compare trends in ΔPM 2.5 Roadside PM 2.5

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