AB PLC-5程控系统在热电厂化学水处理中的应用  

Application of AB PLC-5 Program Control System for AB in Thermal Power Plant

作　　者：王建华[1] 

机构地区：[1]乌鲁木齐石化公司热电厂,新疆乌鲁木齐830019

出　　处：《工业控制计算机》2011年第7期18-19,21,共3页Industrial Control Computer

摘　　要：以乌石化公司热电厂化学补给水处理控制系统为例,全面论述了AB PLC在水处理领域的应用。并对系统的硬件、软件结构及工作原理进行了详细说明,重点介绍了AB PLC编程方式、双机热备原理、抗干扰措施及故障处理方法。With Urumqi petrochemical company thermal power plant chemical make-up water treatment control system as an example,this paper discusses comprehensively the application of the AB PLC in water treatment field,and describes in detail the system＇s hardware,software structure and working principle.It emphasises on the AB PLC programming method,the principle for double machine hot-backup,the anti-interference measures,and the breakdown processing method in this paper.

关 键 词：PLC控制层 上位监控站 热备 DH+网 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置] TM621.8[自动化与计算机技术—控制科学与工程]