The invention discloses a fault-tolerant distributed electric driving system and a high-low voltage switching method thereof. The fault-tolerant distributed electric driving system comprises a driving unit, an energy storage unit and a control unit, the driving unit is provided with m driving shafts, each driving shaft is driven by a motor to rotate, n driving subsystems are arranged on each motor, the n driving subsystems located on the same motor share the same rotor and the same stator, n sets of windings are arranged on each stator, and n is larger than or equal to 1. Each set of winding is connected to an energy storage unit through an independent inverter; the energy storage unit is provided with n batteries, each battery supplies power to at least two motors, and each battery is provided with a high-voltage module capable of outputting a high-voltage platform and a low-voltage module capable of outputting a low-voltage platform; the safety and the light weight of the electric aircraft can be both considered.
本发明公开了容错型分布式电驱动系统及其高低电压切换方法,容错型分布式电驱动系统包括驱动单元、储能单元和控制单元;所述驱动单元具有m根驱动轴且每一根驱动轴分别由一台电机驱动自转,每一台所述电机之上分别设有n个驱动子系统,位于同一台所述电机之上的n个驱动子系统共享同一个转子和同一个定子,每一个所述定子之上分别设有n套绕组,每一套所述绕组分别通过独立的逆变器而接入储能单元;所述储能单元具有n个电池且每一个电池至少为两台电机供电,每一个所述电池分别具有可输出高电压平台的高电压模块以及可输出低电压平台的低电压模块;能够兼顾电动飞机的安全性和轻量性。
Fault-tolerant distributed electric drive system and high-low voltage switching method thereof
容错型分布式电驱动系统及其高低电压切换方法
2024-11-15
Patent
Electronic Resource
Chinese
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