The invention relates to the technical field of vehicles, and discloses a power system of an electric automobile, a control method and the electric automobile. The power system of the electric automobile comprises a first differential mechanism, a second differential mechanism, a first power source and a second power source, and the first output end and the second output end of the first differential mechanism are connected with two wheels respectively; a first output end and a second output end of the second differential mechanism are respectively connected with the two wheels; the output end of the first motor is in transmission connection with the input end of the first differential mechanism, and the first motor is an asynchronous motor or a clutch is arranged between the first motor and the first differential mechanism; the output end of the second motor is in transmission connection with the input end of the second differential mechanism; and the output end of the third motor is in transmission connection with the input end of the second differential mechanism. Through the structure, the power system of the electric automobile reduces the follow-up loss of the motor, reduces the resistance of the automobile, and is beneficial to reducing the energy consumption of the automobile and prolonging the endurance mileage of the automobile.
本发明涉及车辆技术领域,公开一种电动汽车的动力系统、控制方法及电动汽车,其中一种电动汽车的动力系统包括:第一差速器,第一差速器的第一输出端和第二输出端分别与两个车轮连接;第二差速器,第二差速器的第一输出端和第二输出端分别与两个车轮连接;第一电机,第一电机的输出端与第一差速器的输入端传动连接,第一电机设置为异步电机或第一电机和第一差速器之间设置有离合器;第二电机,第二电机的输出端与第二差速器的输入端传动连接;第三电机,第三电机的输出端与第二差速器的输入端传动连接。通过上述结构,该电动汽车的动力系统减小了电机的随转损失,减小了车辆的阻力,有利于降低车辆的能耗,延长车辆的续航里程。
Power system of electric automobile, control method and electric automobile
一种电动汽车的动力系统、控制方法及电动汽车
2021-09-03
Patent
Electronic Resource
Chinese
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