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Michigan State University Receives $2.5M ARPA-E Award to Build Wave Disc Engine/Generator for Series Hybrid Applications

Green Car Congress

In 1986, Mazda introduced the Mazda 626 Cappela model, which had a 2-liter diesel engine equipped with a Comprex wave rotor (from BBC) used as a supercharger. Swissauto Wenko AG of Switzerland produces a modern version of the Comprex—the Hyprex—designed for small gasoline engines. Mazda produced 150,000 Comprex diesel cars.

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