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DTF: Diesel dominates commercial truck, transit and school bus fleets in US

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Diesel is the predominant technology in commercial trucking, school, and transit bus sectors, according to the Diesel Technology Forum’s analysis of data sourced from S&P Global Mobility TIPNet data of vehicles in operation for Class 3-8 as of December 2021. Of the largest trucks (Class 8) in operation, 97% are diesels.

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China Yuchai launches China’s first operating hydrogen engine for commercial vehicles

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The YCK05 engine is the first operating hydrogen engine for China’s commercial vehicle market, the world’s largest commercial vehicle market. The commercially-available diesel-fueled version of the YCK05 has a power range from 190-240 PS and maximum torque of 900 N·m.

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Research consortium investigating use of DME blends in diesels with minimal retrofitting

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A research consortium led by Ford Research and Innovation Center Aachen is currently investigating the technical conditions under which diesel vehicles can run on dimethyl ether (DME) as an alternative fuel. With dynamic blending, even flex-fuel operation (diesel or DME/diesel) would be possible while retaining the original diesel system.

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Tula presenting diesel Dynamic Skip Fire technology at Future Diesel Powertrain Summit in Shanghai

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Tula Technology is presenting its diesel Dynamic Skip Fire (dDSF) technology ( earlier post ) at the 4 th Future Diesel Powertrain Summit China 2020 on 24-25 September 2020 in Shanghai, China. dDSF technology enables manufacturers of commercial vehicles to meet the increasingly stringent emissions regulations in China.

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GM expanding into new commercial applications for its HYDROTEC fuel cell systems

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GM announced new commercial applications of its HYDROTEC fuel cell technology. These fuel cell generators could ultimately replace gas- and diesel-burning generators with fewer emissions at worksites, buildings, movie sets, data centers, outdoor concerts and festivals.

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Bosch and Weichai Power boost efficiency of Weichai truck diesel engines from 46% to 50%

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Bosch and Weichai Power have increased the efficiency of Weichai truck diesel engines from their current level of roughly 46% to 50%. Even though the diesel engine is nearly 130 years old, its development continues. Bosch provides its modular common-rail system for the six-cylinder diesel engine with 12.9 liters displacement.

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Eaton leverages cylinder deactivation and exhaust thermal management technologies to reduce commercial vehicle emissions

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Power management company Eaton’s Vehicle Group has demonstrated cylinder deactivation (CDA) as an effective technology for meeting future global emissions requirements for diesel-engine powered commercial vehicles. Testing with the new low-load cycle (LLC) resulted in a 5% drop in CO 2 while dramatically reducing NO x.

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