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ORNL researchers quantify the effect of increasing highway speed on fuel economy

Green Car Congress

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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Dodge Circuit EV First Drive: electric car makes grand promises on Earth Day

Tony Karrer Delicious EVdriven

We can now say with confidence that it is worth waiting 70+ days to make the shift to the left side of the car, following a brief spin around Cobo Hall in a prototype vehicle during the SAE World Congress here in Detroit. For now, if you want to keep moving, you need to keep pressing go. No coasting available. Small size. New technology.

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How Carmakers Are Responding to the Plug-In Hybrid Opportunity

Tony Karrer Delicious EVdriven

which hopes to sell cars here in three to five years, used the Detroit Auto Show to display a prototype sedan it says can run 60 miles on batteries developed in-house and another 190 miles on a gas/electric system. When Lutz first proposed creating an electric car in 2003, the idea "bombed" inside GM, he says. "I Detroit Free Press ).

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