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Eaton and Tenneco partner to produce new, integrated exhaust thermal management system to meet coming lower NOx standards

Green Car Congress

Power management company Eaton and Tenneco announced a joint development agreement between Eaton’s Vehicle Group and Tenneco’s Clean Air business group to produce an integrated exhaust thermal management system that will enable commercial truck and light vehicle manufacturers to meet upcoming emissions regulations.

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SwRI and USTA researchers to develop a novel catalyst for low-temperature SCR

Green Car Congress

Southwest Research Institute (SwRI) and The University of Texas at San Antonio (UTSA) announced funding for a new joint research projects to advance clean emission technologies. Future fuel economy standards will result in lower exhaust gas temperatures and limit the use of high-temperature SCR.

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Mazda introduces HAZUMI concept along with new 1.5-liter SKYACTIV-D diesel

Green Car Congress

The advent of stricter emissions regulations leads to a delay in combustion until after TDC (with a lower cylinder pressure and temperature), although this causes fuel economy to worsen. The result is cleaner combustion with low NO x and soot emissions. The SKYACTIV diesels feature a low compression ratio of 14.0:1 Source: Mazda.

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UK launches accreditation scheme for clean vehicle retrofit technologies

Green Car Congress

CVRAS provides a single validation standard for any emission technology to meet the standards set out in the government’s Clean Air Zone Framework for England. Data from the three tailpipe emissions tests will be averaged to yield a mean result. The scheme will also provide the backbone of future retrofit funding.

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