28 Apr '14, 5pm

Control System Could Help Flywheels Beat Battery Hybrids

When I say hybrid , you probably think of a car with a big set of batteries and an electric motor. But there might be a better way, and after four years of work engineers in Europe are nearly ready to prove it. Engineers from the Eindhoven University of Technology are developing a hybrid power train that uses a flywheel to store energy instead of a battery. Compared to a gasoline engine it offers an average of 25 percent reduction in fuel usage. Compared to a hybrid electric vehicle it should be cheaper to produce and maintain. The flywheel hybrid project is a joint venture begun about four years ago between the Eindhoven University and five companies, including Drivetrain Innovations , SKF , Bosch , CCM, and Punch Power Train . Drivetrain Innovations invented the mechanical hybrid technology and its three founders were former PhD students from the University. Although res...

Full article: http://spectrum.ieee.org/cars-that-think/transportation/a...

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