NREL study finds Class 8 hybrid trucks delivered 13.7% higher fuel economy than conventional diesels in comparable usage
Green Car Congress
SEPTEMBER 12, 2012
kWh, 340 VDC Li-ion battery pack that provided energy storage.Energy that is normally lost during braking is captured, stored in the batteries, and used to power the electric motor, which is helpful on a truck that can weigh as much as 55,000 pounds. Eaton hybrid system schematic. Click to enlarge.
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