"Shape Changing" Flaps Improve Cruze Fuel-Economy

miércoles, 11 de agosto de 2010

http://www.technologyreview.com/blog/energy/25603/





At high speeds, the flaps close to reduce drag. At low speeds or high temperatures, they open to improve cooling of the engine. But, although the tech isn't impressive, the result is significant--an added half mile per gallon.

vía @abelpardolopez

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