辅网程控系统的构建及其在某发电公司中的应用  

Construction of Auxiliary Network Control System and Its Application in A Power Generation Company

作　　者：杨永军 

机构地区：[1]连城发电公司,甘肃兰州730332

出　　处：《工业控制计算机》2013年第1期43-44,共2页Industrial Control Computer

摘　　要：现代大型火力发电厂,除了采用由分散控制系统(Distributed Control System,DCS)构成的用于控制机、电、炉运行的主控系统之外,还采用了很多主要由可编程序控制器PLC构成的辅控系统。下面以某发电公司2X300MW火电机组辅网程控系统为例对辅控网的设计原则、网络结构、数据的采集方式进行分析和讨论。The modern large scale thermal power plant,in addition to the use of the distributed control system （Distributed Control System,DCS） is used to control the machine,composed of electric furnace operation,main control system,also used a lot of mainly consists of a programmable controller PLC constitute auxiliary control system.Following in a Power Company 2×300MW thermal power unit auxiliary network program control system for example to auxiliary control network design principle,network structure,data acquisition mode is analyzed and discussed.

关 键 词：辅网程控 可编程控制器(PLC) 上位机 应用 

分 类 号：TM621[电气工程—电力系统及自动化] TP273[自动化与计算机技术—检测技术与自动化装置]