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EPA annual trends report finds new vehicle fuel economy at record 24.1 mpg; new powertrain technologies rapidly gaining share

Green Car Congress

mpg increase over the previous year and an increase of nearly 5 mpg since 2004. The Trends report has been published annually since 1975 and covers all passenger cars, sport utility vehicles, minivans, and all but the largest pickup trucks and vans. mpg, which is 0.5 mpg higher than MY 2012. mpg, respectively.

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ORNL study quantifies fuel economy costs of common driver practices and vehicle alterations

Green Car Congress

They presented their results in a paper at SAE 2014 World Congress in Detroit. In addition, two minivans were subjected to coastdowns to examine the similarity in derived coefficients for two duplicate vehicles of the same model. The SUV, a 2009 Ford Explorer with a 4-liter V6 engine, was also tested while towing an enclosed trailer.

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Chrysler Group withdraws test PHEV fleet to upgrade battery packs after overheating issues; to use a different chemistry

Green Car Congress

No similar issues have occurred with 23 plug-in hybrid minivans deployed as part of a parallel project (also with Electrovaya batteries, ( earlier post ). The company said that the complexity of the engineering solution will determine how many vehicles return to service. mpg, while the minivans delivered 55.0

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Achates Power building 2.7L opposed-piston light-duty engine; exceeding CAFE 2025, Tier 3 targets at lower cost

Green Car Congress

Stemming from a major project partially funded with a $9-million grant from the Advanced Research Projects Agency - Energy (ARPA-E) to develop an opposed-piston two-stroke gasoline compression ignition engine (OPGCI) ( earlier post ), Achates Power announced it is developing a 2.7-liter, liter, 3-cylinder (i.e., The new Achates Power 2.7-liter

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How Carmakers Are Responding to the Plug-In Hybrid Opportunity

Tony Karrer Delicious EVdriven

Honda Sees PHEVs as having "unnecessary fuel engine and fuel tank;" promises all-electrics "assuming we can come up with a really high-performing battery that we are working on currently." Expects production around 2014. Cischke, Ford senior vice president for sustainability, environment and safety engineering. "By

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