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California ARB awards $7M for ultra-low NOx heavy-duty diesel truck demo project with Achates opposed-piston engines

Green Car Congress

The project will build and install diesel-fueled two-stroke compression-ignition Achates Power Opposed-Piston Engines into Class 8 demonstration trucks that will be road-road ready in 2019 and operate in fleet service in California in 2020. This program will demonstrate the first diesel engine to comply with the state standard.

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California ARB holding two workshops on developing measure to reduce emissions from TRUs

Green Car Congress

The first upcoming workshop will be 16 August in Sacramento, the second on 18 August in Riverside. TRUs and TRU gensets emit diesel PM, NO x , greenhouse gases and other pollutants. Estimated 2017 emissions from all TRUs and TRU gensets operating in California include: Diesel PM 2.5 : 230 tons per year. Background.

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California ARB to hold public workshop on new GHG and emissions standards for heavy-duty engines and vehicles

Green Car Congress

ARB intends that this workshop, to be held in Sacramento, be the only one prior to Board consideration of these proposals in October of 2013. In 2004, ARB adopted an ATCM to Limit Diesel-fueled Commercial Motor Vehicle Idling. Earlier post.)

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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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California Energy Commission awards more than $23M to encourage use of alternative transportation fuels

Green Car Congress

The award recipients are: Clean World Partners, LLC , will receive $6 million to increase the Sacramento BioRefinery’s capacity from 25 tons to 100 tons a day. This will divert 100 tons per day of food waste from landfills and use that to produce enough renewable natural gas to replace 566,000 gallons of diesel fuel and generate 3.17