输配电线路故障在线监测系统研究

Study on Fault in Online Monitoring System for Power Transmission and Distribution Line

为了实现对电力线路的在线监测、故障实时报警,设计并实现了能够实时将线路数据传输到监控主机的系统。介绍包含GPRS通信、短距离中频发射和接收模块的整体方案,描述了系统的组成和工作原理。通过分析电力系统故障特点,创新线路故障的判断方法,提高在线检测结果的准确率。现场运行表明,该系统稳定可靠、效果良好。

In order to realize the online monitoring of power line and real-time alarm of the fault,the system,which could transmit the real-time line data to the monitoring computer,was designed and realized.The whole scheme including GRPS communication,short distance medium frequency sending and receiving module was presented.The composition and working principle of the system were described.Through analyzing the fault characteristics of the power system,the judgment method of the line fault was innovated and the accuracy of the online monitoring result was improved.The field operation showed that the system was stable,reliable and of good effect.