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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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PACCAR to offer Cummins X15N natural gas engine in Kenworth and Peterbilt trucks

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PACCAR will work with Cummins to offer the new Cummins X15N natural gas engine ( earlier post ) in Kenworth and Peterbilt trucks. The X15N is the first natural gas engine to be designed specifically for heavy-duty truck applications with up to 500 horsepower output.

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Shell Starship 3.0 to use Cummins X15N natural gas engine running on RNG

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will be updated with a Cummins X15N natural gas engine ( earlier post ) that will run on Shell Renewable Natural Gas (RNG). will capitalize on some of the latest available technology, including being powered by renewable natural gas. At ACT Expo in Anaheim, Shell announced that Shell Starship 3.0 Shell Starship 3.0

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Cummins to introduce 15-liter natural gas engine for North America; basis for hydrogen engine under development

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will bring to market a 15-liter natural gas engine for heavy-duty trucks. The 15-liter natural gas engine is an important part of Cummins strategy for its path to zero emissions. —Srikanth Padmanabhan, President, Engine Business, Cummins. Cummins Inc.

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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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First MAN ME-GA Otto-cycle engine completes gas trials

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MAN Energy Solutions announced that the first ME-GA engine has completed gas trials aboard an LNG carrier built by Hyundai Samho Heavy Industries (HSHI) for Norwegian shipping company, Knutsen OAS Shipping. The new engine is an Otto-cycle variant of the company’s successful ME-GI engine. —Thomas S.

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ARPA-E to award INNIO Waukesha Gas Engines $2.2M for emissions reduction technology demonstration project

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INNIO Waukesha Gas Engines has been selected to receive more than $2.2 The funding is part of ARPA-E’s “Reducing Emissions of Methane Every Day of the Year” (REMEDY) program that was unveiled earlier this year ( earlier post ). INNIO Waukesha’s REMEDY funding will be spread across two stages of the program over three years.

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