PLC在备用发电机组自动投入中的应用  

The application of the PLC to the reserve generator put into automation

作　　者：孙铁军[1] 程艳明[1] 王锴[1] 徐昭云[1] 

机构地区：[1]北华大学电气工程学院,吉林吉林132021

出　　处：《吉林化工学院学报》2004年第4期66-68,共3页Journal of Jilin Institute of Chemical Technology

摘　　要：以吉林新源玉米开发有限公司热电厂QF 6 2型备用发电机组为例,简要介绍PLC在备用发电机组自动投入中的应用,从而体现出了用PLC实现系统控制的很多优点.There are a lot of advantages of the reserve generator controlled by the PLC,the reliability of the system and the ability of anti-jamming are improved by the PLC.It controls mainly by software,thus the development of the hardware is left out,and peripheral equipment is small.The functions of programming of the PLC are simple and feasible,so the demands of control system can be changed by the PLC.The external circuit of hardware needn't be changed,so the flexibility of system is improved.

关 键 词：PLC 继电器 备用发电机组 程序设计 硬件设计 I/O线 

分 类 号：TM621.3[电气工程—电力系统及自动化] TM571.61