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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.

Gas 191
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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

L) diesel engines at idle and load, using a biodiesel blend (B20) and conventional ultralow sulfur diesel (ULSD) fuel. 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.

Pollution 231
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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

WHDC (gtr 4) specifies test procedures for compression-ignition (CI) engines and positive-ignition (PI) engines fuelled with natural gas (NG) or liquefied petroleum gas (LPG) with regard to the emission of pollutants.