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NASA Glenn develops automated flywheel pulse-and-glide system; improving fuel economy up to 40-100%

Green Car Congress

Innovators at NASA’s Glenn Research Center have developed an automated pulse-and-glide technique using a flywheel energy storage system for on-road vehicles; the technology, which NASA Glenn says can improve fuel economy over existing internal combustion or battery hybrid systems by 40-100%, is available for licensing.

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Toyota previews Prius v; first expansion of planned Prius family

Green Car Congress

The Prius v. The Prius v is one of three planned regional iterations of the vehicle: Toyota will release the vehicle as the Prius+ in Europe, and as the Prius α in Japan ( earlier post ). Bob Carter: Prius may eventually lead Toyota sales in US. I can see Prius eventually leading Toyota sales in the US.

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Strategic Vision: Tesla owners show differences from rest of EV buyers

Green Car Congress

While most EV owners focus on their vehicle’s Performance and Environmental Friendliness/Fuel Economy, Tesla owners rank Performance—particularly “Handling and Cornering”—as their top priority at 90%. By comparison, Fuel Economy is the top priority for Volt, LEAF and Prius Plug-In owners (97%, 94% and 98%, respectively).

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Fuel Economy Keeps Rising: 24.6 MPG In March

Green Car Reports

If you''re used to driving around in a Prius then average miles per gallon of 24.6 will sound a little poor in comparison. But that''s the average economy of all cars, light trucks, minivans and SUVs purchased in the U.S. in March--and it''s an all-time high.

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Transonic Looking at Final Funding Round This Year, Production Deployment of Supercritical Fuel System in 2014; 50-75% Improvement in Engine Fuel Economy

Green Car Congress

Transonic’s testing on a mid-size vehicle on a chassis dynamometer resulted in EPA highway fuel economy of 64 mpg (3.7 As a comparison, the 2010 Prius delivers 51 mpg US (4.6 TSCi combustion minimizes heat loss to the cylinder walls and in the exhaust. Source: Transonic. Click to enlarge. L/100km) highway.

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Toyota’s new RAV4 plug-in hybrid SUV offers 39 miles AER, 90 MPGe

Green Car Congress

As a technology comparison, the 2006-2012 RAV4 offered an optional 269-hp, 3.5-liter seconds—a half-second slower than the RAV4 Prime—and a 21 combined MPG fuel economy rating. and in a league with luxury/performance SUVs that come nowhere near this Toyota’s fuel economy.

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Ford begins production of 2012 Focus Electric at Michigan Assembly, C-MAX models on deck

Green Car Congress

Ford’s Michigan Assembly Plant is starting production of the 2012 Focus Electric ( earlier post )—a five-passenger, battery-electric car Ford expects will achieve more than a 100 miles per gallon equivalent (MPGe) fuel economy rating. Optimized gear ratios enabling improvement in fuel economy.

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