感应过电压对自动化通讯设备危害及控制实例  

The harm of induced over-voltage to the automatic communication devices and control

作　　者：王勋[1] 

机构地区：[1]贵阳供电局,贵州贵阳550002

出　　处：《贵州电力技术》2013年第3期73-74,76,共3页Guizhou Electric Power Technology

摘　　要：分析了感应过电压对变电站自动化设备中通讯串口的危害,介绍了危害的发生、表现及产生的结果,总结了最终的防范措施和改良方案。以110kV花溪变为例,详细说明过感应电压对自动化通讯设备的危害及防范措施。The paper analyzes the harm of induced voltage on substation automation equipment serial. The paper introduces the happening, performance, results of the hazard and summarizes the final measures and improvement plan. Taking the 110kV Huaxi transformer as an example, the paper elaborates the harm of induction voltage on automation equipment and prevention measures.

关 键 词：感应过电压 RS-485通讯接口 防雷器 

分 类 号：TM26[一般工业技术—材料科学与工程]