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EPA and NHTSA Issue Notice of Intent to Develop New Greenhouse Gas and Fuel Economy Standards for Light-Duty Vehicle Model Years 2017-2025; Proposal Expected by 30 Sep 2011

Green Car Congress

The 2025 targets analyzed thus range from 190 g/mi (equivalent to 47 mpg under test) under the 3% per year reduction scenario to 143 g/mi (equivalent to 62 mpg under test) under the 6% per year scenario. In the TAR, the three agencies evaluated scenarios representing 3%, 4%, 5%, and 6% annual decreases in. Earlier post.).

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IEA technology and policy reports outline paths to halving fuel used for combustion-engined road transport in less than 40 years

Green Car Congress

Compared with 2005 levels, the potential for improving the fuel economy of all vehicle types within the 2030 time frame ranges from 30% to 50%. Internationally co-ordinated programmes involving governments and automobile manufacturers will help trigger a faster development and uptake of new technologies in the 2020 time frame and beyond.

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Mercedes-Benz presents autonomous Future Truck 2025 research vehicle; “Highway Pilot”

Green Car Congress

A radar sensor in the lower area of the front end scans the road ahead at long and short range. The front radar sensor has a range of 250 m and scans an 18-degree segment. The short-range sensor has a range of 70 m and scans a 130-degree segment. The sensors have a range of 60 m and cover an angle of 170 degrees.

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NHTSA Modeling and Technology Projections Underlying the Proposed CAFE Target of 34.1 mpg by MY 2016

Green Car Congress

Discrete variable valve lift: increases efficiency by optimizing air flow over a broader range of engine operation which reduces pumping losses. This yields a wide range of performance optimization and volumetric efficiency, including enabling the engine to be valve throttled.

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