基于光纤传输的高压断路器触头温度测量研究  

Temperature Measuring System for High-voltage Circuit-breaker Contacts Via Optical Fiber Transmission

作　　者：刘权[1] 章俊[1] 马德贵[1] 孙磊[1] 秦小洲[1] 

机构地区：[1]安徽农业大学,合肥230036

出　　处：《高压电器》2011年第11期27-30,34,共5页High Voltage Apparatus

基　　金：安徽鑫龙电器股份有限公司产学研项目(11004142);安徽农业大学电工电子教学团队基金项目~~

摘　　要：针对高压真空断路器内部的高电压、大电流、强电磁干扰、机械结构复杂的特殊工作环境,提出了基于光纤传输技术的隔离式触头温度实时测量系统。首先阐述了系统的总体结构设计和各模块设计的基本思路,然后从硬件和软件两个方面详细描述了系统的设计过程。系统的实际测试结果表明:该系统能够对高压断路器内多个触头温度进行实时监测并能安全、稳定、可靠的工作;系统安装简便,成本低,功耗小,并具有很高的安全性、实时性、准确性以及抗强电磁干扰能力。In view of the special working environment of high-voltage circuit-breakers where high voltage,heavy current,intensive EMI and complex mechanism exist,a real-time temperature measuring system for isolated contacts via optical fiber transmission is designed.The overall design of the system and the design of each module are introduced,and the system design process is described from hardware to software in this paper.Experimental results indicate that the system can simultaneously measure the temperature of multiple contacts of a high-voltage circuit-breaker in real-time with high stability and reliability,low cost and power consumption,and enhanced anti-EMI capability.

关 键 词：高压断路器 电流互感器 光纤传输 抗电磁干扰 

分 类 号：TM561.2[电气工程—电器]