Power assembly of full electric vehicle electric drive system
An electric drive system and powertrain technology, applied in vehicle components, control devices, transportation and packaging, etc., can solve problems affecting motor design, increase motor design difficulty and manufacturing cost, and reduce vehicle cruising range. Compact structure, stepless speed change function, optimized design effect
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[0023] The present invention will be described in further detail below with reference to the drawings and examples, but the embodiments of the present invention are not limited thereto.
[0024] like figure 1 As shown, the powertrain of the pure electric vehicle electric drive system is integrated by two motors and a planetary gear mechanism, specifically: the first drive motor 3 rotor is connected to the sun gear 10 of the planetary gear system, and its stator winding is controlled by the drive motor 1 high-voltage cable 4 Connected with the external controller, the shaft of the sun gear 10 of the planetary gear system is a hollow shaft, the interface 1 of the left driving half shaft is installed in the hollow shaft of the sun gear 10 of the planetary gear system, and is supported by bearings, the interface 1 of the left driving half shaft Through the hollow shaft, it is connected to the differential gear 9, and the external drive shaft is connected to the wheel. The rotor o...
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