直流电机驱动器 ................................................................................9 特点 ................................................................................................9 优点 ................................................................................................9 缺点 ................................................................................................10 交流驱动器 - 简介 ................................................................................10 交流驱动器 - 使用 PWM 进行频率控制 .............................................................11 特点 ................................................................................................11 优点 ................................................................................................12 缺点 ................................................................................................12 交流驱动器 - 使用 PWM 进行磁通矢量控制 .............................................................12 特点 ................................................................................................12 优点 ................................................................................................13 缺点 ................................................................................................13 交流驱动器 - 直接转矩控制 .............................................................................14 控制变量 .............................................................................................14 变速驱动器比较 .............................................................................
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