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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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Ford C-MAX Hybrid EPA-rated at 47 mpg city, 47 mpg highway; plug-in Energi version offers 85 mph top electric speed

Green Car Congress

100km), bettering the fuel economy of the Toyota Prius v by 3 mpg on the city cycle and 7 mpg on the highway (5 mpg combined). We’ve done this with innovation—represented by nearly 500 hybrid patents—while driving costs down 30 percent so we can bring these fuel-saving vehicles to more customers. C-MAX Energi.

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Infiniti presents M35 Hybrid at LA Show

Green Car Congress

Infiniti presented its first production hybrid performance luxury sedan, the 2012 Infiniti M35h ( earlier post ) at the Los Angeles Auto Show. The new Infiniti Hybrid offers more than 350 hp (361 kW) and estimated fuel economy of 30 mpg highway (7.8 L/100km), 25 mpg (9.4 L/100km) city and 27 mpg (8.7 L/100km) combined.

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BMW Group presents prototype of i8 plug-in hybrid; first use of new 3-cylinder engine

Green Car Congress

BMW i presented a prototype of its second production vehicle, the i8 ( earlier post ), at a driving event at the BMW Group’s Miramas test track in France. It can operate solely on electric power and offers the dynamic performance of a sports car, with an expected 0 – 60 mph sprint time of less than 4.5 Prototype BMW i8 at the track.

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Simulation study suggests ORC waste heat recovery system could deliver potential 7% improvement in fuel consumption in a PHEV on highway

Green Car Congress

Their paper was presented at the ASME Internal Combustion Engine Division 2012 Fall Technical Conference by Marcello Canova, assistant professor at OSU; lead author was Philipp Skarke, from the University of Stuttgart Institute for Internal Combustion Engines and Automotive Engineering. kW and about 27 kW at constant velocity of 65 mph.

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ATDynamics projects 200,000 semi-trailers to be equipped with fuel-saving rear-drag aerodynamics technology by end of 2017

Green Car Congress

TrailerTail technology, which reduces aerodynamic drag at the back of tractor-trailers and improves vehicle fuel efficiency by approximately 5%, has been incorporated into three of the Department of Energy’s SuperTruck Projects. TrailerTail technology is available from major semi-trailer manufacturers such as Wabash National Corporation.

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New Entry-Level Lotus Elise Features 1.6L Engine; 6.1 L/100km Fuel Consumption

Green Car Congress

The 136 PS model (134 hp, 100 kW) emits less than 155 g CO 2 /km—an improvement of more than 13% compared to the 2010 Elise S—and offers combined EUropean cycle fuel consumption of 6.14 The Elise accelerates from 0-60 mph in 6.0 seconds, and has a top speed of 200 km/h (124 mph). L/100km (38 mpg US).

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