This article introduced emphatically the control strategy, position detection and identification, drive technique as well as main circuit of permanent magnet Ac servo system.
重点介绍了永磁交流伺服系统的控制策略，位置检测和辨识、主电路和驱动技术等关键技术。
2
The ACposition servo systems are extensively used in the industrial control systems.
交流位置伺服系统广泛应用于工业控制系统中。
3
The experimental results show that the circuit designed is simple and reliable, the position signals measured match the requirements of the AC drive control system with high performance.