Hitachi Develops Lithium-ion Batteries for Plug-in Hybrid Electric Vehicles
Green Car Congress
JANUARY 12, 2010
Energy density is 120 Wh/kg, power density is 2,400 W/kg. In 2000, the Hitachi Group became the first in the world to begin volume production of safe, high-performance, long-lasting automotive lithium-ion batteries. The cells incorporate a heat-resistant separator that prevents internal short-circuits and dramatically improves safety.
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