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EPA, DOT Propose New Fuel Economy Labels; Addressing GHG Emissions, Fuel Consumption and Advanced Technology Vehicles

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The US Department of Transportation (DOT) and the US Environmental Protection Agency (EPA) are jointly proposing changes to the fuel economy labels consumers see on the window of new vehicles in dealer showrooms. Fuel Consumption: Combined city/highway gallons per 100 miles. Color is integral to the new schemes. Source: EPA.

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2013 Honda Fit EV receives EPA fuel economy rating of 118 MPGe; highest yet

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City and highway cycle fuel-economy ratings are 132 and 105 MPGe, respectively. The FIT EV’s fuel consumption rating is 29 kWh per 100 miles; EPA-rated annual fuel cost is $500. The Fit EV battery can be recharged in less than 3 hours from a low charge indicator illumination point with its 6.6 Mitsubishi i-MiEV.

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UC Davis Study Finds That Ultracapacitor-based Micro-Hybrid Systems Can Deliver Substantial Fuel Economy Improvements

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Using a micro-hybrid system featuring carbon/carbon ultracapacitor units as energy storage can result in significant increases in fuel economy over a baseline conventional vehicle, according to a study by Dr. Andrew Burke at UC Davis. In this mode, the engine both recharges the ultracapacitors and provides power to drive the vehicle.

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Nissan introduces 2014 Pathfinder Hybrid SUV with FF hybrid system; 24% improvement in fuel economy over conventional

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Fuel economy is estimated at 26 mpg (9.0 Estimated city fuel economy is 25 mpg (9.4 gallon fuel tank, the same as non-hybrid models, driving range is estimated at more than 526 miles (847 km). It is expected to be priced at around $3,000 more than Pathfinder 3.5-liter liter V6 models.

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Regulated Voltage Control in Chevy Cruze contributes up to 1.5% improvement in fuel economy

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improvement in fuel economy in the Chevrolet Cruze. With the engine running more efficiently, fuel economy is improved. When the battery charge drops below a pre-determined level, the alternator automatically knows to route the necessary voltage to recharge the battery. Click to enlarge.

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Honda boosts performance and fuel economy on 2013 CR-Z Sport Hybrid Coupe using new Li-ion pack

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The 2013 Honda CR-Z goes on sale 21 November with a number of powertrain, styling and feature upgrades, including a new Li-ion battery pack that replaces the NiMH pack in the MY 2012 CR-Z hybrid and delivers more power and improved fuel economy. The system in the CR-Z utilizes a 1.5-liter, l/100 km), a gain of 1 mpg highway.

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Allison Transmission’s eGen Flex electric hybrid solution introduced in NYC Transit buses

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The eGen Flex system—comprising the drive unit, inverter and rechargeable energy storage system—includes full electric drive capability for up to 10 miles, depending upon duty cycle and accessory load demands. —Rohan Barua, Vice President of Sales, North America at Allison Transmission.