基于铂电阻的高压隔离开关无源无线测温系统

doi:10.11930/j.issn.1004-9649.201711201

中国电力 ›› 2019, Vol. 52 ›› Issue (5): 83-88,163.DOI: 10.11930/j.issn.1004-9649.201711201

基于铂电阻的高压隔离开关无源无线测温系统

和彦淼¹, 李玉杰², 李志兵¹, 高山², 杨景刚², 李洪涛², 杨蓬³

1. 中国电力科学研究院有限公司, 北京 100192;
2. 国网江苏省电力有限公司电力科学研究院, 江苏南京 211103;
3. 山东智洋电气股份有限公司, 山东淄博 255086

收稿日期:2017-11-25 修回日期:2018-05-11 出版日期:2019-05-05 发布日期:2019-05-14
作者简介:和彦淼(1981-),女,高级工程师,从事高压开关设备运行技术及标准研究,E-mail:ymhe@epri.sgcc.com.cn
基金资助:
国家电网有限公司科技项目（SGTYHT/15-JS-191）。

Research on Passive Wireless Temperature Measurement System of High Voltage Isolating Switch Based on Pt Resistor

HE Yanmiao¹, LI Yujie², LI Zhibing¹, GAO Shan², YANG Jinggang², LI Hongtao², YANG Peng³

1. China Electric Power Research Institute, Beijing 100192, China;
2. State Grid Jiangsu Electric Power Company Research Insitute, Nanjing 211103, China;
3. Shandong Zhiyang Electric Co., Ltd., Zibo 255086, China

Received:2017-11-25 Revised:2018-05-11 Online:2019-05-05 Published:2019-05-14
Supported by:
This work is supported by Science and Technology Project of SGCC (No.SGTYHT/15-JS-191).

摘要/Abstract

摘要： 基于感应取电和无线通信技术，结合隔离开关的结构、工作原理进行在线测温相关技术的理论分析与验证，解决在高电压强电磁环境中在线测温系统的数据无线传输、传感器工作能源供给、设备高可靠性等方面的难题，通过温升试验，分析隔离开关不同影响因素作用下的触头温度分布，在试验研究隔离开关不同触头材料和缺陷情况下的回路电阻，以及回路电阻与接触温度的对应关系的基础上，研制出相应的在线测温装置，并在运行的户外高压隔离开关上进行应用。提出适用于隔离开关的低成本高效率的触头温度实时监测技术，对及时发现高压隔离开关触头的异常发热缺陷，对保证设备安全运行、提高供电可靠性具有重要意义。

关键词: 高压隔离开关, 铂电阻, 无源无线, 实时监测, 测温系统

Abstract: The online temperature measurement technology is analyzed and verified in this paper based on power supplied by the inductive current and wireless communication technique combined with the structure and principle of disconnector, solving problems in the online temperature measure system such as wireless data transmission, sensor operating supply and equipment high reliability in an environment of high voltage and strong electromagnetic. The temperature distribution of disconnector contact is analyzed in this paper under different influential factors by means of numerical simulation calculation of temperature field and temperature rise test. Contact materials of various kinds, loop resistance in defect situation as well as the corresponding relation between loop resistance and contact temperature are designed in this paper. The temperature real-time monitoring technology with low cost and high efficiency is researched in this paper. Defects of abnormal heating are discovered in time, which is of great significance for ensuring the safe operation and improving power distribution reliability.

Key words: high voltage disconnectors, Pt resistance, passive wireless, real-time monitoring, temperature measurement system

中图分类号:

TM564.1

和彦淼, 李玉杰, 李志兵, 高山, 杨景刚, 李洪涛, 杨蓬. 基于铂电阻的高压隔离开关无源无线测温系统[J]. 中国电力, 2019, 52(5): 83-88,163.

HE Yanmiao, LI Yujie, LI Zhibing, GAO Shan, YANG Jinggang, LI Hongtao, YANG Peng. Research on Passive Wireless Temperature Measurement System of High Voltage Isolating Switch Based on Pt Resistor[J]. Electric Power, 2019, 52(5): 83-88,163.

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链接本文: https://www.electricpower.com.cn/CN/10.11930/j.issn.1004-9649.201711201

https://www.electricpower.com.cn/CN/Y2019/V52/I5/83

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基于铂电阻的高压隔离开关无源无线测温系统

Research on Passive Wireless Temperature Measurement System of High Voltage Isolating Switch Based on Pt Resistor

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