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Actual fuel economy of cars and light trucks: 1966-2019

Green Car Congress

No change between 1991 and 2004 (19.6 A modest increase between 2004 and 2008 (from 19.6 In comparison, the change between 2008 and 2019 (from 4.59 million} plug-in electric cars and light trucks that were sold in the United States through December 2019 were still on the road, they would represent only about 0.6%

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Actual fuel economy of cars and light trucks: 1966-2017

Green Car Congress

No change between 1991 and 2004 (19.6 A modest increase between 2004 and 2008 (from 19.6 In comparison, the change between 2008 and 2017 (from 4.59 Noteworthy fuel-economy trends, taking into account the length of time represented: A minor decrease between 1966 and 1973 (from 13.5 mpg for both years). gallons per 100 miles to 5.09

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Small-displacement two-stroke H2 engine could address performance and emissions cost-effectively for recreational market; potential for Asian motor vehicle fleet

Green Car Congress

Comparison of brake thermal efficiency and specific fuel consumption at rated power (ICOMIA Mode 5), hydrogen vs. gasoline engines. Oh’s hydrogen engine matched the rated power of the original gasoline engine, with an achieved best-point gross indicated thermal efficiency is 42.4%. Oh and Plante. Click to enlarge. kW) rating.

Engine 329
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Hyundai completes development of 3rd generation fuel cell vehicle; targeting mass production in 2015

Green Car Congress

Tucson ix Fuel Cell Electric Vehicle. Hyundai Motor Company has completed development of its next-generation hydrogen fuel cell vehicle—the Tucson ix Fuel Cell Electric Vehicle (FCEV)—and will begin testing next year with an eye toward 2015 mass production. Gasoline equivalent fuel efficiency. Click to enlarge.

Tucson 231
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Michigan State University Receives $2.5M ARPA-E Award to Build Wave Disc Engine/Generator for Series Hybrid Applications

Green Car Congress

million from the Department of Energy’s ARPA-E program ( earlier post ) to complete its prototype development of a new gasoline-fueled wave disc engine and electricity generator that promises to be five times more efficient than traditional auto engines in electricity production, 20% lighter, and 30% cheaper to manufacture.

Michigan 316
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EPA trends report sees record levels of average new vehicle fuel economy and CO2 emissions for MY 2012; role of new gasoline vehicle technologies

Green Car Congress

EPA projects advanced transmissions (6+ speeds and CVTs), gasoline direct injection (GDI) systems, and turbocharged engines will be installed on at least 15% of all MY 2013 vehicles. The majority of the emissions and fuel savings from current vehicles, EPA noted, is due to new gasoline vehicle technologies. Click to enlarge.

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Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel

Green Car Congress

In 1975, General Ernesto Geisel, then-president of Brazil, ordered the country’s gasoline supply mixed with 10% ethanol. The level was raised to 25% over the next five years, which was intended to maintain a constant Brazilian gasoline supply for an ever-increasing demand.