ORNL researchers quantify the effect of increasing highway speed on fuel economy
Green Car Congress
JANUARY 18, 2013
The study includes various sizes of sedans, wagons, and SUVs, as well as pickup trucks, minivans and a few “muscle” and sports cars. Vehicles from model years 2003 to 2012 with a wide variety of powertrains were represented and included two hybrid sedans and a diesel sedan. Analysis has focused on speeds of 50, 60, 70 and 80 mph. [
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