A centralized full-time electric four-wheel drive system, including: a housing; a central differential; a main drive unit, whose power output gear meshes with the ring gear of the central differential; a dual-rotor motor having a first and a second output gear at either end; a rear-axle differential; a first planetary gearset (PG), whose sun gear and ring gear connect to the carrier of the central differential and the housing respectively; a second PG with common carrier of the first PG, whose sun gear connects to the sun gear of the central differential and ring gear meshes with the first output gear; a third PG, whose sun gear and ring gear connect to the semi-axle of the rear-axle differential and the housing respectively; a forth PG with common carrier of the third PG, whose sun gear connects to the rear-axle differential cage and ring gear meshes with the second output gear.
Centralized full-time electric four-wheel drive system
2020-10-27
Patent
Electronic Resource
English
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