基于PLC的风冷控制系统在大型变压器上的应用Application of Air-cooled Control System Based on PLC in Large Transformer
章伟国,顾冰,顾克拉
ZHANG Wei-Guo,GU Bing,GU Ke-la(Huzhou Electrical Power Bureau
摘要(Abstract):
分析了传统的大型变压器冷却系统控制装置现状,提出了冷却系统监测和控制装置改造原则,分析了基于PLC的冷却控制系统的使用效果,为提高冷却控制系统的可靠性,系统需采用双PLC冗余、复合开关和改善PLC的运行温度环境。
This paper analyzes the present situation of traditional cooling system controls,the principle of monitor and control devices transforming,use effects of cooling control systems based on PLC,to improve the reliability of cooling control system based on PLC,the system needs to use double PLC redundancy and complex switching,and improve the PLC operation temperature environment.
关键词(KeyWords):
PLC;变压器;冷却系统
PLC;transformer;cooling system.
基金项目(Foundation):
作者(Author):
章伟国,顾冰,顾克拉
ZHANG Wei-Guo,GU Bing,GU Ke-la(Huzhou Electrical Power Bureau
DOI: 10.19585/j.zjdl.2010.03.006