高压电缆金属护层接地电流在线监测系统  

Online Monitoring Research of Grounding Circulating Current of HV Power Cable of Metal Sheath

作　　者：曾懿辉[1] 刘高[1] 罗向源[1] 王道龙[1] 

机构地区：[1]广东电网公司佛山供电局,佛山528000

出　　处：《计算机系统应用》2013年第10期51-54,83,共5页Computer Systems & Applications

摘　　要：本文从硬件结构和软件设计两方面介绍了高压电缆金属护层接地电流在线监测系统的组成及原理.系统综合应用了多种技术,实现了大电流及温度的采样、GPRS数据传输、SQL server数据存储、Web数据展示及阈值报警等功能.系统的成功研制为电力部门提供了全新的、高效的、稳定的、低成本的电缆金属护层接地电流监测方式,在电力系统中具有良好的推广前景.The paper introduces composition and principle of ground current online monitoring system of high voltage cable metal sheath from hardware structure and software design. The system integrated application of a variety of techniques to achieve Large current sampling and Temperature sampling, GPRS data transfer, SQL server data storage, Web data display and threshold alarm function. The system has been successfully developed, it provides a new, efficient, stable, low-cost method for cable metal sheath ground current monitoring, the system has good prospects of application.

关 键 词：电力电缆 金属护层 接地电流 在线监测系统 阈值报警 

分 类 号：TM863[电气工程—高电压与绝缘技术]