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ORNL researchers quantify the effect of increasing highway speed on fuel economy

Green Car Congress

Huff Fuels, Engines and Emissions Research Center, Oak Ridge National Laboratory. This website, jointly maintained by the US Department of Energy and the US Environmental Protection Agency (EPA), provides information such as official EPA “window label” fuel economy estimates for city, highway, and combined driving for all U.S.-legal

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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. They presented their results in a paper at SAE 2014 World Congress in Detroit.

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New Detroit DT12 transmission contributes to enhanced fuel efficiency and performance for heavy-duty trucks

Green Car Congress

Detroit Diesel Corporation, a Daimler company, is showcasing its DT12 automated manual transmission for heavy duty trucks. Part of the Detroit complete powertrain offering, the DT12 combines the operational ease of an automatic with the efficiency of a manual transmission, resulting in enhanced fuel economy, vehicle performance and safety.

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2014 Cascadia Evolution Class 8 rig delivers 10.67 mpg on closed-track demo; 7% better fuel economy than EPA 2010 Cascadia in cross-country tour

Green Car Congress

The Freightliner Trucks 2014 Cascadia Evolution—powered only by the newly designed Detroit DD15 engine and featuring enhanced aerodynamic specs—delivered fuel economy of 10.67 Fuel consumption and distance traveled were again documented by ATDS. mpg US (22 L.100km) Freightliner Cascadia Evolution.

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Detroit Diesel Previews its 2010 BlueTec SCR Technology; 5% Improvement in Fuel Economy

Green Car Congress

Detroit Diesel, a Daimler company, previewed its production-intent version of Daimler’s BlueTec technology for emissions control at the Technology and Maintenance Council (TMC) Conference. When compared to non-SCR technologies planned for use in 2010, the Detroit Diesel BlueTec technology will deliver even greater fuel economy advantage.

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SwRI develops D-EGR demonstrator highlighting fuel-efficient, cost-effective engine; 10% and above fuel economy improvements

Green Car Congress

The demonstrator will be present at the upcoming SAE 2014 High Efficiency IC Engine Symposium in Detroit in April; SwRI engineers are presenting a paper (2014-01-1190) at the SAE 2014 World Congress on the development of the demonstrator’s engine. Engines Fuel Efficiency Vehicle Systems' L GDI Engine,” (SAE 2014-01-1190 ).

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Volkswagen to intro Passat BlueMotion Concept at Detroit show; 4-cylinder with cylinder deactivation; 42 mpg highway

Green Car Congress

Volkswagen of America will introduce the Passat BlueMotion Concept at the 2014 North American International Auto Show in Detroit next week. In this case, the Passat BlueMotion Concept has a manufacturer-estimated highway fuel economy of 42 mpg (5.6 Engines Fuel Efficiency Vehicle Systems Weblogs'

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