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NREL study finds 2nd-generation diesel hybrid delivery vans show significant gains in fuel economy over conventional vans

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Laboratory and in-use fuel economy results Source: NREL. The NREL team collected and analyzed in-service fuel economy, maintenance, and other vehicle performance data on 11 hybrid (P100H) and 11 conventional diesel (P100D) step vans operated by the United Parcel Service (UPS) in Minneapolis. mpg, 13% greater than the 9.2

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ORNL researchers quantify the effect of increasing highway speed on fuel economy

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This website, jointly maintained by the US Department of Energy and the US Environmental Protection Agency (EPA), provides information such as official EPA “window label” fuel economy estimates for city, highway, and combined driving for all U.S.-legal drop in fuel economy due to traveling 80 mph rather than 70 mph.

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GM: new Sierra 5.3L V-8 EcoTec3 highway fuel economy tops Ford EcoBoost V-6

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EcoTec3 V-8 engine ( earlier post ) equipped with direct injection, cylinder deactivation (AFM) and variable valve timing to achieve EPA estimates of 16 mpg city (14.7 l/100 km) with two-wheel drive or 16/22 mpg (14.7/10.7 2WD Pickup truck fuel economy comparisons. 2WD Pickup truck fuel economy comparisons.

Sierra 262
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EPA, DOT Propose New Fuel Economy Labels; Addressing GHG Emissions, Fuel Consumption and Advanced Technology Vehicles

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The US Department of Transportation (DOT) and the US Environmental Protection Agency (EPA) are jointly proposing changes to the fuel economy labels consumers see on the window of new vehicles in dealer showrooms. A sample of the second proposed label for an extended range electric vehicle. Click to enlarge.

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Volkswagen Millerized 1.5 TSI ACT BlueMotion gasoline engine offers diesel-like fuel economy; derivatives may be applied in hybrid systems

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Volkswagen has developed and deployed a gasoline engine that offers diesel-like fuel economy but is significantly cheaper to buy. TSI ACT BlueMotion delivers 96 kW / 130 PS with combined fuel consumption of 4.8 l/100 km (49 mpg US). l/100 km/h (59 mpg US). The NEDC extra-urban figure drops as low as 4.0

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EPA trends report sees record levels of average new vehicle fuel economy and CO2 emissions for MY 2012; role of new gasoline vehicle technologies

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MY 2012 adjusted fuel economy is 23.6 mpg higher (+5.4%) than MY 2011. mpg fuel economy improvement from MY 2011 to MY 2012 is the second largest annual improvement in the last 30 years. l/100 km) fuel economy, which, if achieved, will again represent all-time records. mpg, or 22%.

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Porsche delivering double-digit improvements in fuel economy across entire current model series

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Porsche is consistently targeting improving fuel economy with each model change. Depending on the model, the savings achieved by all currently available model series in comparison with the corresponding predecessors lie in the double-digit percentage range while simultaneously offering significantly increased performance.