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SwRI engineers help develop post-refinery diesel treatment that overcomes soot/NOx tradeoff for cleaner burning fuel

Green Car Congress

Southwest Research Institute (SwRI) is helping a client develop a simple post-refinery treatment process that reduces exhaust emissions from diesel engines by overcoming the soot/nitrogen oxides (NO x ) reduction trade-off that has plagued engine researchers for decades.

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

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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. liter engine. Achates Power announced that the 10.6-liter,

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Building materials recycler switches fleet to Neste renewable diesel

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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. We decided to switch to renewable diesel once our quality and availability concerns were satisfied. Our experience has been positive.

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Next-generation Cummins 6.7L turbo diesel first in class to deliver 1,000 lb-ft of torque

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turbo diesel engine featuring a first-in-class 1,000 pound-feet (1,356 N·m) of torque. In addition to an increase in torque, the engine also has a higher horsepower output, taking the 2500 and 3500 heavy-duty RAM pickup truck customers to the next level of performance. At NAIAS 2019, Cummins Inc. 2019 Ram Heavy Duty 6.7-liter

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Hydrogen Opposed Piston Engine Working Group formed

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Several organizations, encompassing companies, research labs, and academia, have formed the Hydrogen Opposed Piston Engine Working Group. The Working Group consists of members undertaking research and development in the field of hydrogen combustion in an opposed-piston engine. The only criteria emission of concern is NO x.

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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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Argonne VERIFI researchers applying GSA to investigate combustion engine parameters; seeking cleaner and more efficient engines

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By gaining a better understanding of how these parameter uncertainties affect outcomes, the VERIFI researchers, along with colleagues at the University of Connecticut, are seeking to create cleaner and more efficient engines. —Pei et al. —Sibendu Som, Argonne National Laboratory (ANL).

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