摘要
变电站自动化技术的关键是通信技术的实现。文章首先介绍了变电站通信的特点与要求,然后介绍了变电站主要应用的通信网络,主要有RS-422/485接口总线网、CAN现场总线网、以太网,以及变电站通信的主要内容,主要包括变电站内部各部分之间的信息传递和变电站与操作控制中心的信息传递,最后介绍了变电站综合自动化通信的协议标准。
Communication technology plays an important role in substation automation system.This article introduces the characteristics and requirements of substation communication,the communication network in substation including RS-422/485 interface bus network,CAN field bus network and Ethernet.The main functions of the communication network are to transmit the information among substations and control center.The protocol standards of substation automation communication are also discussed in the article.
出处
《电力系统通信》
2011年第4期55-58,共4页
Telecommunications for Electric Power System
