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CRC ACES Phase 2 report finds emissions from modern heavy-duty diesels well below required levels

Green Car Congress

2010 engines emissions reduction relative to 2010, 2007, and 2004 US emission standards. earlier post ), found that emissions of NO 2 and other nitrogen oxides—which can have direct health effects and contribute to the formation of smog—were approximately 61% below the 2010 EPA standard and 99% lower than in 2004 engines.

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ARB researchers evaluate in-use heavy-duty NOx aftertreatment systems, find elevated levels during certain lower-temperature operations

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A team from the California Air Resources Board (ARB) reports on their evaluation of the in-use emissions performance of four different heavy-duty diesel engines certified to the MY 2010 or interim MY 2010 NO x standards over a wide range of driving conditions in California in a paper published in the ACS journal Environmental Science & Technology.

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Mazda Launches Revamped Micro-Mini Carol in Japan

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Mazda Motor Corporation has launched the fully updated the Mazda Carol micro-mini for the Japanese market, its first full remodeling since September 2004. Exhaust emissions are at least 75% lower than Japan’s 2005 standards. The CVT and five-speed manual transmission grades exceed Japan’s “2010 fuel economy standard plus 25%.”

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Cummins Emission Solutions introduces next-gen aftertreatment system EcoFit Single Module

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The smaller size enables better heat management and retention for improved fuel economy capability, while the simple single-pass exhaust flow design delivers low back pressure, meeting the needs of end-user customers. Since 2004, more than 1 million EcoFit DPFs have been put into use.

Emissions 150
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US EPA Proposes New Emissions Rules for Category 3 Marine Diesel Engines, Tighter Fuel Sulfur Restrictions; Harmonization with International Standards

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As the next steps in a strategy to cut harmful emissions from ocean-going vessels, the US Environmental Protection Agency is proposing new engine emissions and fuel standards for large marine diesel engines on US-flagged ships that would harmonize with international standards. Earlier post.)

Mariner 170
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European Commission fines truck producers record €2.93B for colluding to pass on emission compliance costs

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For 14 years they colluded on the pricing and on passing on the costs for meeting environmental standards to customers. The timing for the introduction of emission technologies for medium and heavy trucks to comply with the increasingly strict European emissions standards (from Euro III through to the currently applicable Euro VI).

Emissions 150
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EPA updates rules to ease commercialization of alternative fuel conversion systems

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The notification and demonstration requirements for intermediate age vehicles and engines include testing and submission of data to show that the converted vehicle or engine continues to meet applicable standards. Exhaust, Evap, and OBD testing. MY 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 and < useful life mileage.