摘要
本文主要介绍模拟量单闭环控制系统的组成和连续PID控制器FB41的功能以及由它控制的ABB变频器在鼓风机上的应用。
The paper deals with configuration of the analog signals of single closed loop control system and function of series PIDg controllor FB41 ,and then it controlls ／BB transducer in the fan.
关键词
模拟量
单闭环控制系统
PID给定值
反馈值
比例
积分
analog signals
the single closed loop control sysstem
initialization of PID
feedback sig-nals
proportion
integral
