Fuel Economy MPH Reviews 
Green Car Congress
JUNE 7, 2011
Driver behavior has so much influence on not only fuel efficiency but on the overall maintenance and life of a vehicle. The US Department of Energy reports that aggressive driving decreases fuel economy by up to 33 percent. With Crew Chief, Ford is deploying smart technology to deliver green driving results.
Green Car Congress
MAY 18, 2012
Light-duty vehicle fuel economy penalties for CNG in conventional engines, with and without scaling for performance equivalence. the CNG-fueled engine has lower performance) and up to a 12% fuel consumption penalty when the engine is resized (i.e., “up-sizing”) On the UDDS cycle, the fuel consumption penalty was 3.3%
Green Car Congress
MAY 16, 2014
When used in combination with the Cummins and Eaton SmartAdvantage Powertrain, the new axle ratios will improve fuel efficiency for linehaul applications through “downspeeding,” a process that maintains vehicle speed at lower engine rpms. Meritor 14X tandem axle. Click to enlarge.
Green Car Congress
SEPTEMBER 27, 2012
Beyond 2015, Hyundai plans limited mass production of the ix35 Fuel Cell, with a goal of 10,000 units; Hyundai will also introduce the vehicle in Korea and California. ix35 fuel cell powertrain layout. The fuel economy and range of the ix35 Fuel Cell have improved by 10% over the previous-generation model.
Green Car Congress
JULY 14, 2014
Under other conditions, the phaser adjusts to deliver optimal valve timing for performance, drivability and fuel economy. Under light loads, it can retard timing at all engine speeds to improve fuel economy. At high rpms, it may retard timing to maximize airflow through the engine and increase horsepower.
Green Car Congress
AUGUST 30, 2009
The morning session started out with an hour long press conference, the highlight being the unveiling of the Volt’s 230 mpg preliminary EPA city fuel economy finding ( earlier post ), as well as a tour showing selected elements from the studios of the four GM North American brands: Chevrolet, GMC, Buick and Cadillac.
Green Car Congress
JUNE 10, 2009
Measured fuel economy improvements cannot factor in a hybrid system. At least 20% of this improvement is be through the development of a heavy-duty diesel engine capable of achieving 50% Brake Thermal Efficiency (BTE) on a dynamometer under a load representative of a level road at 65 mph. Supertruck demonstration requirements.
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