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

Green Car Congress

Since MY 2004, CO 2 emissions and fuel economy have improved in ten out of twelve years, and decreased only twice. ft 2 (2.4%); cars increased 1 ft 2 (2.1%); minivans/vans increased 1.0 ft 2 (1.9%); truck SUVs increased 0.4 ft 2 (0.7%); and car SUVs were down 0.2 Car SUVs had the largest increase in fuel economy, at 1.1

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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

Green Car Congress

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 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 majority of the carbon and oil savings from current vehicles is due to new gasoline vehicle technologies, the report observed. l/100 km), followed by car SUVs at 24.5 l/100 km)—a 0.5 Adjusted fuel economy distribution by model year.

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2011 edition of EPA Fuel Economy Trends report shows several advanced powertrain technologies making significant gains

Green Car Congress

In terms of market share, gasoline direct injection doubled in MY 2010 (from 4.2% In terms of market share, gasoline direct injection doubled in MY 2010 (from 4.2% Conventional gasoline vehicles continue to account for more than 95% of all light-duty vehicles. and from 2.6% to 4.9%, respectively). and from 2.6% in MY 2009.

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Chrysler and EPA to partner on hydraulic series hybrid powertrain for light duty vehicles

Green Car Congress

The research project will focus on adapting the hydraulic hybrid system to a Chrysler Town & Country minivan equipped with a 2.4-liter, liter, inline four-cylinder gasoline engine. In 2004, EPA had combined a full series hydraulic hybrid system with a diesel engine in a 2003 Ford Expedition SUV. Earlier post.)

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Achates OPGCI project targeting 50% fuel efficiency gains over downsized GDI engine at reduced cost

Green Car Congress

Achates Power will work with Delphi Automotive and Argonne National Laboratory on its ARPA-E-funded project to develop an innovative opposed-piston, gasoline compression ignition (OPGCI) engine. liter opposed-piston, gasoline compression ignition engine applicable to large passenger vehicles, pick-up trucks, SUVs and minivans.

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How Carmakers Are Responding to the Plug-In Hybrid Opportunity

Tony Karrer Delicious EVdriven

Several dozen prototypes on 15-passenger van since 2004; now in second generation development; no production plans. Company says its focusing on gasoline and hydrogen. Furia explained, "The SUVs that we just completed that were outfitted with the XHT drive train could have been any SUV made by anyone. No announced plans.

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