摘要
以一起RS-485总线通讯中断的缺陷为范例,分析了RS-485总线在变电站监控系统应用,针对现场环境中普遍存在的各种干扰源,对其进行逐一分析,并提出相应的解决方法。
In this paper, a example of communication interruption in RS-485 bus is introduced. Analyzed the application ofRS- 485 bus in substation＇s supervisory control system, all kinds of disturb sources in the site environment have been analyzed, and solution way is put forward, so that communication reliability ofRS-485 can be ensured.
出处
《广东输电与变电技术》
2008年第6期23-26,共4页
Guangdong Power Transmission Technology
关键词
RS-485
抗干扰
监控系统
RS-485 Anti-interference Supervisory control system
