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Videos: Porsche 911 GT3 R Hybrid uses Williams F1 flywheel KERS

by Sam Abuelsamid (RSS feed) on Feb 11th, 2010 at 7:25PM

The hybrid drive system being used by Porsche in its new 911 GT3 R isn't what you find in your average Prius or Fusion. Instead of a battery for energy storage, the 911 will use an electro-mechanical flywheel. The system being used was actually developed by the Williams formula one team and its Williams Hybrid Power subsidiary. The system is comprised of an electrically driven flywheel and a motor/generator on the gearbox. During braking the gearbox mounted generator drives the flywheel to spin it up to 40,000 rpm. When needed for extra acceleration, the flywheel drives its integrated... Read More

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