Volvo Engineering Flywheel KERS System that Adds Power, Saves Fuel [Video]
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Volvo has announced plans to develop and test a new flywheel kinetic energy recovery system. Volvo says the KERS system (or FKERS as Volvo calls it) is “a light, cheap and very eco-efficient solution that makes a four-cylinder engine feel like a six at the same time as fuel consumption drops with up to 20 percent.”...