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

Green Car Congress

They presented their results in a paper at SAE 2014 World Congress in Detroit. l/100 km) at 60 mph (97 km/h) to 33 mpg (7.1 l/100 km) at 60 mph to 22.9 for the Corolla and 1-4% for the Explorer; The best fuel economies were achieved at a constant speed of 40 mph (64.4 l/100 km) and 50 mph (80.5 l/100 km).

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

Green Car Congress

One tip is that drivers should obey the speed limit since the fuel economy of most vehicles decreases above 50 mph [80 km/h]. ORNL staff members John Thomas, Shean Huff and Brian West have worked to quantify this trend through analysis of dynamometer testing results for 74 vehicles at steady-state speeds from 50 to 80 mph [80 to 129 km/h].

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Land Rover bringing two diesel SUVs to N. America; 32% better combined fuel economy, up to 28 mpg on highway; LEV 3

Green Car Congress

The Range Rover Td6 and Range Rover Sport Td6 SUVs will deliver 25 mpg (9.4 l/100 km) combined, a 32% improvement over the supercharged V6, and reach a high of 28 mpg (8.4 The two new luxury diesel SUVs are making their debut at the 2015 North American International Auto Show in Detroit and go on sale Fall 2015.

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Daimler Trucks NA SuperTruck achieves 115% freight efficiency improvement over 2009 baseline; 50.2% engine BTE

Green Car Congress

Testing was also conducted at the DTNA Detroit engineering facility to demonstrate engine efficiency by achieving 50.2% mpg (19.26 mpg (19.26 The Freightliner SuperTruck features a low-back-pressure, next-generation aftertreatment system that efficiently removes NO x from the exhaust stream.

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Road Test: 2022 Lincoln Corsair PHEV Grand Touring AWD

Clean Fleet Report

The Environmental Protection Agency rates the Corsair’s fuel economy at 33 mpg highway and combined when running in hybrid mode only. On a 68-mile run, setting the adaptive cruise control at 65 mph and after fully charging the battery, we averaged 58 mpg. The bumper, with a flat top, sits above the dual exhaust chrome tips.

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Audi wheeling out all-road shooting brake plug-in hybrid concept at Detroit show; the first e-tron quattro

Green Car Congress

Audi will unveil an all-road shooting brake plug-in hybrid concept at the North American International Auto Show (NAIAS) in Detroit. mpg US ), equivalent to 45 g CO 2 per km (72.42 US mpg) of fuel and cutting-edge electronic applications. Shooting brake concept. Click to enlarge. liters of fuel per 100 km (123.8 l/100 km (123.8

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Next-gen Chevy Volt EREV is more efficient, with 50-mile electric range

Green Car Congress

GM estimates fuel economy to be 41 mpg combined (MY 2015 = 37 mpg) with 102 mpge (MY 2015 = 98 mpge). Two-motor design enables 19 percent stronger zero-to-30 mph acceleration. range extender, designed to use regular unleaded fuel, offers a combined GM-estimated fuel efficiency of 41 mpg (EPA estimate pending).

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