大容量组合开关跳合闸角度精确控制系统研制  

Development of accurate control system for tripping and closingangle of large capacity combination switch

作　　者：张凤鸽 韩士杰 严蕾[3] 吴彤 杨德先 胥岱遐 ZHANG Fengge;HAN Shijie;YAN Lei;WU Tong;YANG Dexian;XU Daixia(Hubei Key Laboratory of Electric Power Safety and High Efficiency, School of Electrical and Electronic Engineering, State Key Laboratory of Strong Electromagnetic Engineering and New Technologies, College of Electrical and Electronic Engineering, Huazhong University of Science and Technology, Wuhan 430074, China;State Grid Electric Power Research Institute Co., Ltd., Nanjing 210061, China;Shandong Survey and Design Institute of Water Resources, Ji’nan 250013, China)

机构地区：[1]华中科技大学电气与电子工程学院,强电磁工程与新技术国家重点实验室,电力安全与高效湖北省重点实验室,湖北武汉430074 [2]国网电力科学研究院有限公司,江苏南京210061 [3]山东省水利勘测设计院,山东济南250013

出　　处：《实验技术与管理》2019年第10期100-105,共6页Experimental Technology and Management

基　　金：国家科技重大专项资助项目(2016ZX05038-001)

摘　　要：研制了一种大容量高精度组合开关和具有多路参考电压的合闸角程序控制器,能够对开关跳合闸角度进行精确控制,实现了对电力系统的短路时刻、变压器励磁涌流实验角度和转换性故障的转换时间等精确控制;能动态模拟再现实际电力系统各种故障波形,能开展0~360°不同时刻的故障实验和故障波形分析.实验表明,该开关的控制精度可由原来的±5 ms提高到±0.1 ms,满足了科学研究实验需要.A large capacity and high-precision combination switch and a program controller with multi-channel reference voltage are developed, which can accurately control the switching angle and realize precise control of short-circuit time, transformer inrush current experimental angle and switching time of transforming faults in power system. It can reproduce all kinds of fault waveforms in real power system in dynamic simulation laboratory, and carry out fault experiment and fault waveform analysis at different time from 0 to 360°. The experiment shows that the control accuracy of the switch can be increased from ±5 ms to ±0.1 ms, which meets the needs of scientific research and experiment.

关 键 词：电力系统 励磁涌流 故障波形 合闸角 动模实验 

分 类 号：TM712[电气工程—电力系统及自动化]