The invention belongs to the technical field of vehicles, and particularly relates to a dual-motor driving system and a vehicle, the dual-motor driving system comprises an engine, a generator, a generator controller, a first driving module, a second driving module and a battery pack, and the first driving module comprises a first controller and a first driving motor; the second driving module comprises a second controller, a second driving motor and a disconnecting device; the dual-motor driving system comprises a low-temperature battery pulse heating mode, in the low-temperature battery pulse heating mode, an engine drives a generator to generate electric energy, and a first driving motor can drive wheels to rotate under the action of the electric energy; the disconnecting device disconnects the second driving motor and the wheels, pulse heating is carried out among the second driving motor, the second controller and the battery pack, and charging and discharging are carried out on the battery pack. By means of the disconnecting device, the battery pack can be rapidly heated in the driving process in the low-temperature environment, the whole vehicle performance is improved, and the heat management cost is reduced.
本申请属于车辆技术领域,具体涉及一种双电机驱动系统及车辆,双电机驱动系统包括发动机、发电机、发电机控制器、第一驱动模块、第二驱动模块和电池包,第一驱动模块包括第一控制器和第一驱动电机,第二驱动模块包括第二控制器、第二驱动电机和断开装置;双电机驱动系统包括低温电池脉冲加热模式,在低温电池脉冲加热模式下:发动机带动发电机产生电能,第一驱动电机能够在电能的作用下驱动车轮进行转动;断开装置断开第二驱动电机与车轮的连接,第二驱动电机、第二控制器与电池包之间进行脉冲加热,对电池包进行充放电。本申请通过断开装置可以在低温环境下,能够在行车过程中实现对电池包的快速升温,提升整车性能以及降低热管理成本。
Dual-motor driving system and vehicle
双电机驱动系统及车辆
2024-05-10
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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