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EPA fuel economy report finds weight and power leveling off, footprint stable

Green Car Congress

EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and Fuel Economy Trends. The report is the authoritative reference for real-world fuel economy, technology trends and tailpipe carbon dioxide emissions, for new personal vehicles sold in the US every year since 1975.

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

Green Car Congress

Researchers at Oak Ridge National Laboratory (ORNL) have quantified the fuel economy effects of some common driver practices and vehicle accessories or alterations—including underinflated tires, open windows, and rooftop and hitch-mounted cargo. liter four-cylinder engine, also suffered as its fuel economy dipped 22% from 42.5

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EPA Trends on EVs and PHEVs; beginning of a “measurable and meaningful impact” on new vehicle fuel economy and emissions

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With alternative fuel vehicles now approaching 1% of new vehicle production, however, they are in fact beginning to have a “ measurable and meaningful impact ” on overall new vehicle fuel economy and CO 2 emissions. In the analysis, EPA uses overall fuel economy in mpg equivalent (mpge) and tailpipe CO 2 emission values.

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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

EPA released the latest edition of its annual report on trends in CO 2 emissions, fuel economy and powertrain technology for new personal vehicles in the US. Fuel economy has now increased in eight of the last nine years; average carbon dioxide emissions are also at a record low of 369 g/mile in model year 2013.

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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. Consumers have an increasing number of high fuel economy/low CO 2 vehicle choices. Source: EPA.

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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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Manufacturer-specific technology adoption over time for key technologies. The majority of the emissions and fuel savings from current vehicles, EPA noted, is due to new gasoline vehicle technologies. MY 2012 adjusted fuel economy is 23.6 l/100 km) fuel economy, which, if achieved, will again represent all-time records.

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Report: Toyota To Launch Lithium-Ion Prius Minivan Hybrid In Early 2011

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will introduce a new Prius minivan equipped with Li-ion batteries early next year—the first of a coming rollout of hybrids equipped with Li-ion packs. Toyota reportedly will initially manufacture the Li-ion batteries at its Teiho factory in Aichi Prefecture, with production at Panasonic EV Energy Co.,

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