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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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Study Assesses Product Attribute Trade-offs and Technological Progress; Meeting Proposed Obama Fuel Economy Standards Will Require Downsizing and Change in Fleet Mix

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Changes in the attributes (clockwise from upper left, weight, power, fuel economy and torque) of the Honda Accord over time as an example of fleet trends in the US. In contrast, fuel economy actually increased by 15% during that period. Knittel, 2009. Click to enlarge. Knittel, 2009. Knittel, Christopher R.

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EPA Report: data show automakers on track in meeting Greenhouse Gas Standards after first year

Green Car Congress

On Friday, the US Environmental Protection Agency (EPA) released a Manufacturers Performance Report that assesses the automobile industry’s progress toward meeting greenhouse gas (GHG) emissions standards for cars and light trucks in the 2012 model year—the first year of the 14-year program.

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Proposed 5th edition of Worldwide Fuel Charter introduces new Category 5 for fuel efficiency and emission control

Green Car Congress

For diesel fuel, this category establishes a high quality hydrocarbon-only specification that takes advantage of the characteristics of certain advanced biofuels, including hydrotreated vegetable oil (HVO) and biomass-to-liquid (BTL), provided all other specifications are respected and the resulting blend meetes defined legislated terms.

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IEA: improving efficiency of road-freight transport critical to reduce oil-demand growth; three areas of focus

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Although trucks are a major contributor to the growth in transport-fuel consumption and emissions, the sector receives far less attention and policy focus than passenger vehicles, the IEA noted. Only four countries have energy-efficiency standards for heavy trucks, compared with some 40 countries with passenger-vehicle standards.

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Oak Ridge researcher developing autonomous intelligent engines capable of real-time calibration based on driver behavior

Green Car Congress

Andreas Malikopoulos at Oak Ridge National Laboratory is leading an effort to enable an automobile engine to function as an autonomous intelligent system capable of learning and realizing its optimal calibration in real-time under different conditions while the driver is driving. —Malikopoulos et al.

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DOE seeking input on analysis methodology and assumption for estimating total cost of ownership of future advanced vehicle technologies

Green Car Congress

Interested parties to this RFI might include, but are not limited to: automobile technology developers or manufacturers; components suppliers (e.g., suppliers of batteries, fuel cells, motors, power electronics, etc.); The cost of a vehicle includes only factory production costs, not distribution and retail markups (i.e.,

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