摘要
针对配电线路同期线损监测精度较低引起的线损率过高的问题,本文通过改进检测模块业务架构,建立同期线损监测系统,实现监测数据的远端控制;通过非侵入式监测模型完成监测模块的采集功能改造,编写非侵入式程序将线损数据与远动终端形成连接;利用远程测控终端共享技术完成同期线损远动终端控制,同时利用功率放大器和低噪声放大器技术完成降噪处理;通过奇异值分解算法完成线损线路与修复方案的匹配,并验算修复结果。通过实验生成同期线损监测能力测试实验表,发现将本研究应用于10kV配电线路时,监测系统输送电能为561.3kWh,同期线损率为5.86%,监测精度为99.5%,证实了本文设计的可行性。仿真对比3种不同监测方法对同期线损率和监测精度,发现本设计线损率在5%以下,监测精度在96%以上。
Aiming at the problem of high line loss rate caused by low precision of simultaneous line loss monitoring of distribution lines,this paper establishes a simultaneous line loss monitoring system by improving the business architecture of the detection module to realize the remote control of monitoring data.Through the non-intrusive monitoring model to complete the monitoring module collection function transformation,write non-intrusive program to form a connection between the line loss data and the remote terminal.Utilizing remote terminal unit sharing technology to complete the control of line loss remote terminal in the same period,and at the same time utilizing power amplifier and low noise amplifier technology to complete the noise reduction process.Through the singular value decomposition algorithm to complete the matching of the line loss line and the repair program,and check the repair results.The experimental table of the simultaneous line loss monitoring capability test is generated through experiments,and it is found that this study is applied to 10 kV distribution lines,and the monitoring system delivers 561.3 kWh of power,with a simultaneous line loss rate of 5.86%,and a monitoring accuracy of 99.5%,which confirms the feasibility of this design.Simulation comparison of three different monitoring methods for the same period line loss rate and monitoring accuracy reveals that the line loss rate of this design is below 5%and the monitoring accuracy is above 96%.
作者
周述俊
黄静
王恩伟
ZHOU Shujun;HUANG Jing;WANG Enwei(Guiyang Power Supply Bureau,Guizhou Power Grid Co.,Ltd.,Guiyang,Guizhou 550001,China)
出处
《自动化应用》
2023年第20期41-43,共3页
Automation Application
关键词
同期线损
监测业务架构
非侵入式监测模型
RTU共享技术
SVD算法
synchronous line loss
monitor business architecture
non-intrusive monitoring model
RTU shared technology
SVD algorithm
