半闭环控制系统

采用PLC、步进电机和旋转编码器组成半闭环控制系统，解决了高速频繁启动停止运动下步进电机的丢步问题。

The system controlled by PLC , in which rotary encoder and stepper motor forming the semi-closed loop control system to overcome the problem of step-out .

该移动补偿系统利用高精度太阳敏感器构成半闭环控制系统，通过偏移CCD势阱来实现一个方向上的移动补偿。

The jitter compensation system incorporates HASS that is used in a semi-closed loop system to shift the CCD potential wells in order to compensate for jitter in one dimension .

通过工控机、PCI-1720卡、PCL-836卡、伺服驱动器、伺服电机、电动缸等形成半闭环伺服控制系统，实现对驾驶员座椅的振动控制。

This project that used indus - trial personal computer , PCI-1720 , PCL-836 card , servo driver , servo motor to constitute a half closed loop servo-control system , so vibration of driver 's chair is real-time controlled .

半闭环位置控制系统位置信号的实时检测

Position Signal Real-time Detection of the Semi-closed Loop Control System

交流伺服电动机采用半闭环伺服控制系统。

Communicate the servo electric motor adoption half shuts wreath servocontrol system .

文中提出的方法具有普遍的实用价值，特别在开环、半闭环位置控制系统中，尤其有直接效益。

The method proposed is useful for practical purposes , particularly in open-loop or semi-closed-loop position control systems .

文章介绍了1种半闭环位置控制系统位置信号的实时检测方法，并给出了1种位置信号实时检测的实例。

This paper introduces a position signal real-time detection method used in the semi-closed loop control system . The given example is used to explain how detecting the position signal real-time .

机床半闭环控制教学模拟系统的研制

Development of Teaching Simulation System of Machine Tool Semi-closed Loop Control

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。

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 .

针对机电一体化类专业教学实验所需，就机床半闭环控制教学模拟系统进行了研究，成功地设计了系统反馈检测、反馈数显等硬件电路和控制软件。

The teaching simulation system of machine tool semi-closed loop control is developed for mechatronics type specialty teaching experimentation . Hardware circuit and control software for systematic feedback measure as well as its display are designed .

半实物仿真系统是一个半实物的反应堆闭环控制系统。

Modeling and simulat-ing system is a simulated close-loop control system .