The invention discloses an electric driving system of an electric vehicle, the electric vehicle and a non-contact power conversion system and method, the electric driving system of the electric vehicle comprises a battery, a power conversion device, a motor and a vehicle controller, a stator in the motor comprises a winding and a magnetizer, and the winding and the magnetizer are utilized to construct a coupler; one end of the power conversion device is connected with the battery, and the other end is connected with the coupler; and the vehicle controller is used for controlling and generating a PWM signal to control the on-off of a transistor in the power conversion device through the driving circuit. According to the invention, non-contact energy exchange can be realized on the motor without adding extra couplers, power conversion devices and the like; the utilization rate of devices in the system is improved, occupied physical space is reduced, and system cost is reduced.
本发明公开了电动车电驱动系统、电动车、非接触式电力变换系统及方法,电动车电驱动系统包括电池、电力变换装置、电动机和车辆控制器,电动机中定子包括绕组和导磁体,利用所述绕组和导磁体构建耦合器;电力变换装置的一端连接电池,另一端与耦合器连接;所述车辆控制器用于控制产生PWM信号通过驱动电路用以控制电力变换装置中晶体管的通断。本发明不需要增加额外的耦合器、电力变换装置等就可以在电动机上实现非接触式能量的交换;提高系统内器件利用率、降低占用物理空间、降低系统成本。
Electric driving system of electric vehicle, electric vehicle, and non-contact power conversion system and method
电动车电驱动系统、电动车、非接触式电力变换系统及方法
2024-04-26
Patent
Electronic Resource
Chinese
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
European Patent Office | 2024
|Power assembly, electric vehicle driving system and electric vehicle
European Patent Office | 2022
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