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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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EPA projects advanced transmissions (6+ speeds and CVTs), gasoline direct injection (GDI) systems, and turbocharged engines will be installed on at least 15% of all MY 2013 vehicles. The majority of the emissions and fuel savings from current vehicles, EPA noted, is due to new gasoline vehicle technologies. Click to enlarge.

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EPA annual report on CO2, fuel economy and technology trends finds 2012 heading for all-time best; rapid adoption of new technologies

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Adjusted CO 2 emissions and adjusted fuel economy, MY 1975-2011. Data for MY 2011 are final; data for MY 2012 are preliminary and based on projected vehicle production values provided to EPA by manufacturers. Source: EPA. Click to enlarge. l/100 km), both slightly worse relative to MY 2010.

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Ford F-150 fuel economy improves with all-new EcoBoost engine and 10-speed transmission

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liter EcoBoost engine paired exclusively with the first volume-production 10-speed automatic transmission available from any automaker, 2017 Ford F-150 sees improvement in all three EPA fuel economy label estimates—city, highway and combined ratings—by 1 mpg over 2016 F-150; the 4x4 model improves by 2 mpg combined.

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Global Fuel Economy Initiative launches second 3-year campaign; ICCT joins partnership

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The Global Fuel Economy Initiative ( GFEI ) ( earlier post ) launched its second three-year effort to improve vehicle fuel economy around the world at the International Transport Forum in Leipzig. litres of gasoline equivalent per 100km. —“Global Fuel Economy Initiative Plan of Action 2012-2015.

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Audi using supplementary port fuel injection to address particulates from gasoline direct injection

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In part-load operation, the indirect injection supplements direct gasoline injection to improve fuel economy and to reduce the output of particulates from the engine. Port Fuel Injection (PFI) engines, on the other hand, have no trouble in meeting the limits, although the number of particles emitted varies with driving behavior.

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Ford Introduces 2011 Explorer SUV

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The 2011 Ford Explorer SUV. Ford has introduced the new 2011 Explorer. I4 EcoBoost ( earlier post )—the new Explorer offers up to a 30% improvement in fuel economy over the current Explorer. This enables increased mechanical efficiency for improved response and performance, while optimizing fuel economy.

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Mazda introducing 1.3L direct injection gasoline engine as first SKYACTIV-G unit

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liter gasoline engine. features a high compression ratio (for a regular gasoline mass production automobile engine) of 14.0:1 to the Japanese market in the facelifted Mazda Demio (known overseas as the Mazda2) during the first half of 2011. will achieve fuel economy of 30 km/L (71 mpg US, 3.33 direct-injection 1.3-liter

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