Design the specific machining way of EC current closed-loop control technology on inexact differential PID algorithm, develop the EC current acquirement, amplification and the computer real time collecting passageway, and design relevant controlling program. 设计了基于不完全微分PID算法的可控电解珩磨电流闭环控制方法,研制了电解电流获得、放大以及计算机采集通道,并编制相应的控制程序。
With the PLC frequency-converting speed-control system employed, the coder achieve the aim of testing speed and feedback the position of the elevator with the three closed-loop control of electric current, rotate speed and displacement. Meanwhile, the program was designed with sequential function chart. 该系统采用PLC控制变频调速系统,利用编码器对电动机测速和反馈电梯位置,实现电流、转速、位移三闭环控制,同时采用顺序功能图进行程序设计。
The design of closed-loop software implementation of AC Servo System, the communication program of CAN module. 给出了交流伺服系统的全闭环软件实现方案。
In closed-loop control system, all the components of the SPM system are assembled to form a voltage-amplitude feedback loop, and then improve the control program to fit the characteristic of this feedback. 在反馈控制方面,搭接系统各部分使之形成电压振幅反馈型控制回路,并为适合这一反馈特征改进了已有控制程序。