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Optimized heavy-duty CI engine fueled with DME delivers diesel performance, significantly reduces engine-out emissions

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A team from Empa - Swiss Federal Laboratories for Materials Science and Technology and FPT Motorenforschung reports in an open-access paper in the journal Fuel on the performance and emission characteristics of an 11-liter heavy-duty compression ignition engine which was optimized specifically for DME (dimethyl ether) combustion.

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SwRI engineers develop near-zero emissions diesel engine technology; 90% reduction of NOx

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Southwest Research Institute engineers have developed the next generation of clean diesel engine technology to reduce hazardous nitrogen oxides (NO x ) and carbon dioxide emissions while minimizing fuel consumption. g/hp-hr NO x emissions). g/hp-hr NO x emissions).

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Cummins showcases 15L fuel-agnostic engine platform; hydrogen, diesel, biogas

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At CONEXPO, Cummins showcased its new fuel-agnostic 15-liter engine platform with hydrogen, natural gas and advanced diesel engines offering low-to-zero carbon fuel capability. The next-generation engine is designed to accelerate the decarbonization of heavy-duty off-highway applications.

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MAN Engines approves off-road engines for use with regenerative diesel/HVO

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According to MAN Engines, all MAN off-road engines from the current product portfolio can be operated with regenerative diesel—also known as HVO (hydrogenated vegetable oil)—in accordance with the EN15940 standard in Europe or the US specification ASTM D975.

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Diesel Technology Forum: 57% of all commercial diesel trucks on the roads in US are near-zero emissions models

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Analysis of a study by S&P Global Mobility shows the number of new near-zero emission diesel trucks on the road in the US increased 10.2% between 2021 and 2022, according to the Diesel Technology Forum (DTF). Near-zero emission trucks are advanced diesel technology manufactured in the 2010 and later model years.

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Diamond Green Diesel to more than double renewable fuel capacity using second Honeywell Ecofining unit; 675M barrels renewable diesel per year

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Diamond Green Diesel facility in Norco, La., will more than double its annual production of renewable diesel with the completion of a second Honeywell Ecofining process unit with a capacity of 30,000 barrels per day (bpd). Diamond Green Diesel is owned by Valero Energy Corp. and Darling Ingredients Inc.,

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Cummins faces $1.7B fine for diesel Ram pickup emissions cheating

Green Car Reports

Engine manufacturer Cummins will pay a $1.67 billion fine for emissions cheating with diesel engines in Ram pickup trucks. Justice Department and the State of California claiming Cummins violated the Clean Air Act by installing so-called defeat devices that allowed its diesel engines to cheat emissions.

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