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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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Japan Ministries propose light commercial vehicle fuel economy standards for 2022

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In a policy update, the International Council on Clean Transportation (ICCT) reports that Japan’s Ministry of Land, Infrastructure, Transport and Tourism (MLIT) and Ministry of Economy, Trade, and Industry (METI) have finalized new proposed fuel economy standards for light- and medium-duty commercial vehicles with gross vehicle weights less than 3.5

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NREL study finds 2nd-generation diesel hybrid delivery vans show significant gains in fuel economy over conventional vans

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Laboratory and in-use fuel economy results Source: NREL. The NREL team collected and analyzed in-service fuel economy, maintenance, and other vehicle performance data on 11 hybrid (P100H) and 11 conventional diesel (P100D) step vans operated by the United Parcel Service (UPS) in Minneapolis. Click to enlarge.

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Responsible Battery Coalition and U Michigan launch study to compare electric and gas vehicle lifetime costs

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Our research partnership with RBC will enable us to conduct a more in-depth analysis of EV costs in comparison with internal combustion engine vehicles by considering vehicle type, user behavior, and where the vehicle is purchased and operated. Refueling patterns based on driver time valuation. Anticipated driving patterns.

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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. Honda Fit EV Efficiency Comparison. EPA Combined MPGe. EPA Combined kWh/100m. Battery Capacity. EPA Label Range. Honda Fit EV.

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NREL study finds Class 8 hybrid trucks delivered 13.7% higher fuel economy than conventional diesels in comparable usage

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Laboratory and in-use fuel economy comparison. higher fuel economy than the conventional tractors, resulting in a 12% reduction in fuel costs for the hybrids. higher fuel economy than the conventional tractors, resulting in a 12% reduction in fuel costs for the hybrids. Source: NREL.