摘要
针对配电网故障诊断与定位技术展开研究,提出了一套综合的配电网故障诊断系统架构和基于模型的配电网故障定位方法。系统架构设计中,选择了合适的传感器和测量设备,实时采集电网的状态信息,并采用远距离无线电(Long Range radio,LoRa)进行信号传输。数据传输与存储层采用了InfluxDB作为数据库管理系统,并采用云存储进行数据备份与恢复。数据安全与权限管理采用了高级加密标准(Advanced Encryption Standard,AES)加密技术保障数据的安全性。数据管理和查询接口提供了实时查询、历史数据查看等功能。在算法与模型层,采用了支持向量机(Support Vector Machine,SVM)算法进行故障诊断和定位。实验设置和数据收集阐述了实验的具体步骤与数据采集方法,实验结果和分析验证了基于模型的配电网故障定位方法的准确性和可靠性,为配电网故障诊断与定位技术的发展提供了重要的参考和指导。
A comprehensive distribution network fault diagnosis system architecture and a model-based distribution network fault localization method are proposed for the research of distribution network fault diagnosis and localization technology.In the system architecture design,suitable sensors and measurement devices are selected to collect real-time status information of the grid,and Long Range radio(LoRa)is used for signal transmission.The data transmission and storage layer adopts InfluxDB as the database management system and cloud storage for data backup and recovery.Data security and rights management adopts Advanced Encryption Standard(AES)encryption technology to ensure data security.The data management and query interface provides real-time query,historical data view and other functions.In the algorithm and model layer,Support Vector Machine(SVM)algorithm is adopted for fault diagnosis and localization.The experimental setup and data collection describe the specific steps of the experiment and the data collection method,and the experimental results and analysis verify the accuracy and reliability of the modelbased fault localization method for distribution networks,which provides an important reference and guidance for the development of fault diagnosis and localization technology for distribution networks.
作者
龙剑锐
LONG Jianrui(Chongqing Municipal Electric Power Co.,Ltd.,Chongqing 401100,China)
出处
《通信电源技术》
2023年第20期271-273,277,共4页
Telecom Power Technology
关键词
配电网
故障诊断
定位
distribution network
fault diagnosis
location
