The invention relates to a multi-working-mode six-phase permanent magnet synchronous motor driving system for an electric automobile, which comprises a motor driver and a permanent magnet synchronous motor, the permanent magnet synchronous motor comprises a six-phase line, a neutral line, a stator winding, a rotor permanent magnet and a position sensor, and the motor driver internally comprises a positive bus P1, a positive bus P2 and a negative bus N, the motor driver is composed of a direct-current high-voltage input module, an inversion module, a switch module and a control module. The direct-current high-voltage input module comprises two external direct-current power supply input interfaces VH1 and VH2; the inversion module comprises two inverters, and each inverter comprises a three-phase bridge arm and a corresponding three-phase output; the switch module comprises two bridge arms and two corresponding outputs; compared with the prior art, the control system of the electric vehicle and the fuel cell vehicle has the advantages that the requirement of multiple working modes is met, and the performance of the electric vehicle and the fuel cell vehicle is improved.
本发明涉及一种用于电动汽车的多工作模式六相永磁同步电机驱动系统,包括电机驱动器和永磁同步电机,永磁同步电机包括六相线、中性线、定子绕组、转子永磁体和位置传感器,电机驱动器内部包括正母线P1、正母线P2和负母线N,电机驱动器由直流高压输入模块、逆变模块、开关模块以及控制模块组成;直流高压输入模块包括两个外部直流电源输入接口VH1、VH2;逆变模块包括2个逆变器,每个逆变器分别包括三相桥臂和对应的三相输出;开关模块包括两个桥臂和对应的两个输出;控制模块分别与2个逆变器的十二个开关器件以及开关模块中的四个开关器件连接,与现有技术相比,本发明满足多工作模式的需求、提高电动汽车和燃料电池汽车的性能。
Multi-working-mode six-phase permanent magnet synchronous motor driving system for electric automobile
用于电动汽车的多工作模式六相永磁同步电机驱动系统
12.11.2024
Patent
Elektronische Ressource
Chinesisch
IPC: | 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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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