关键词消防阀门；交流伺服电机；PLC控制：HMI [gap=1826]Keywords fire valve,Ac servo-motor,PLC control，HMI
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AC servo motor 交流伺服电机 ; 伺服马达 ; 伺服电机
Ac servo motor system 交流伺服电机系统 ; 交流伺服
High density AC servo motor 伺服电机
Torque of AC servo motor 交流伺服电机扭距
PM ac servo motor 伺服马达
AC-Servo Motor 控制系统
Permanent magnet AC servo motor 永磁同步交流伺服电机
AC Servo Motor and Drive 光学旋转式编码器 ; 交流伺服马达与驱动器 ; 交流伺服控制器
The paper provides a scheme to control AC servo-motor using single chip-computer AT89C51, including hardware design and software design.
介绍了一种由at89c 51单片机控制交流伺服电机的系统方案，包括系统硬件设计和软件设计。
Adopting ac servo motor as the driving device, can the dc servo motor and a high precision, high performance as the half closed loop or closed loop control system.
采用交流伺服电机作为驱动器件，可以和直流伺服电机一样构成高精度，高性能的半闭环或闭环控制系统。
Now commonly used servo motor is ac servo motor, the axial end in motor with photoelectric encoder, by examining the rotor Angle to frequency conversion control.
目前常用的伺服电机是交流伺服电机，在电机的轴端装有光电编码器，通过检测转子角度用以变频控制。
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