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NREL announces $18M investment in 9 new projects to advance medium- and heavy-duty natural gas vehicle technologies

Green Car Congress

The selected projects will focus on reducing the total cost of ownership of NGVs, increasing vehicle efficiency, decreasing local air pollution, and advancing technology development to increase the use of more affordable medium- and heavy-duty natural gas engines and vehicles. Cummins Inc. CNG Full Fills with a Complete Smart Fueling System.

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Global Commercial Vehicle Industry Meeting endorses harmonized global approach to improve fuel efficiency and reduce GHGs

Green Car Congress

Leading global manufacturers of heavy-duty commercial trucks and engines gathering at the annual Global Commercial Vehicle Industry Meeting endorsed a harmonized global approach as an effective pathway to further improve energy efficiency and reducing greenhouse gas emissions from commercial vehicles. Earlier post.).

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Study Finds Fumigation Ethanol Operation with Diesel Reduces PM and NOx, While Oxidation Catalyst Reduces Resulting Increased CO and HC

Green Car Congress

liter, naturally-aspirated, in-line four-cylinder direct-injection Isuzu diesel engine. However, there is an increase in NO 2 in the exhaust gas. Combustion characteristics are also analyzed to relate to the changes in particulate and NO x. —Tsang et al. The team conducted experiments on a 4.3-liter,

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European, Japanese and American Heavy-Duty Vehicle and Engine Manufacturers Call for Global Policy Cooperation to Improve Energy Efficiency and Emissions of Road Freight Transport

Green Car Congress

The world’s leading commercial engine and vehicle manufacturers are well aware of the importance of fuel efficiency to their customers and support global efforts to reduce greenhouse gas emissions.

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Analysis: What’s the Best Way to Market EVs?

Clean Fleet Report

Without being exhaustive, let’s take a look at some examples. For instance, the charge port will end up being where the gas fuel filler used to be, whether that makes sense for an electric vehicle or not. There is no all-electric or gas-only Prius—that’s not its identity. I’m looking primarily at the U.S. It debuted in the U.S.

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Comparative study finds that B20 increases emission rates of a number of pollutants in both light- and medium-duty diesel engines at idle

Green Car Congress

They found that the level of emissions of regulated and unregulated pollutants in diesel exhaust depends on fuel, load, engine calibration, and exhaust aftertreatment technology. Information pertaining to these emissions in diesel engine exhaust is much less complete than that for the regulated pollutants. —Chin et al.

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U Mich study explores performance of renewable diesel, FT diesel and ULSD in PCCI combustion

Green Car Congress

Its basic operating mechanism is to apply combinations of very early or late injection timing, high injection pressure, low compression ratio, and high exhaust gas recirculation (EGR) levels to achieve a separation between the end of injection and the start of combustion, so that a premixed charge can be achieved before ignition occurs.

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