基于配电网大数据的不对称短路故障信息提取系统设计  

Design of asymmetric short circuit fault information extraction system based on big data of distribution network

作　　者：史纯清 岑荣佳 赵世钦 刘昌宏 SHI Chunqing;CEN Rongjia;ZHAO Shiqin;LIU Changhong(Duyun Power Supply Bureau of Guizhou Power Grid Co.,Ltd.,Duyun 558000,China)

机构地区：[1]贵州电网有限责任公司都匀供电局,贵州都匀558000

出　　处：《电子设计工程》2020年第22期20-24,共5页Electronic Design Engineering

基　　金：国家自然科学基金(486034742)。

摘　　要：传统不对称短路故障信息提取系统提取效率和准确率都很低,为了解决上述问题,基于配电网大数据设计了一种新的不对称短路故障信息提取系统,分为硬件设计与软件设计两部分。系统硬件设计根据数据信息的提取流程进行模块划分操作,信息收集模块利用LF18-LabJack U12数据信息采集器对故障信息进行筛选与收集,提升数据收集的准确性;信息传输模块选择系统远距离传输器扩展传输通道,提升数据的可通过性;信息提取模块中选用i620-G30数据分析器对传输数据进行分析,强化系统提取性能,完成硬件设计。在系统软件设计部分不断加强对系统提取算法的改进,改善系统处理能力,以此实现对系统的整体型设计。实验结果表明,基于配电网大数据的不对称短路故障信息提取系统能够在短时间内完成提取工作。The traditional asymmetric short⁃circuit fault information extraction system has low extraction efficiency and accuracy.In order to solve the above problems,a new asymmetric short⁃circuit fault information extraction system is designed based on the big data of the distribution network.In the two parts of the design,the system hardware design performs module division operations according to the data information extraction process.In the information collection module,LF18⁃LabJack U12 data information collector is used to screen and collect fault information to improve the accuracy of data collection.The system's long⁃distance transmitter expands the transmission channel to improve the data's passability.The i620-G30 data analyzer is selected in the information extraction module to analyze the transmission data,strengthen the system extraction performance,and complete the hardware design.In the software design part of the system,the improvement of the system extraction algorithm and the improvement of the system's processing capacity are continuously strengthened to achieve the overall design of the system.The experimental results show that the asymmetric short circuit fault information extraction system based on big data of distribution network can complete the extraction in a short time.

关 键 词：配电网 大数据 不对称短路 短路故障 故障信息 信息提取系统 

分 类 号：TN99[电子电信—信号与信息处理]