SF<sub>6</sub>气体泄漏红外成像检测的技术分析和应用探讨

季怡萍; 邓先钦; 徐鹏; 高凯

SF₆气体泄漏红外成像检测的技术分析和应用探讨

国网上海市电力公司电力科学研究院, 上海 200437

基金项目:

上海市学术/技术带头人项目 20XD1430200

详细信息

作者简介:
季怡萍（1993-），女，江苏常熟人，本科生，工程师，主要从事开关设备带电检测及新技术应用工作。E-mail：miro4755@163.com

通讯作者:
邓先钦（1988-），男，江西泰和人，硕士研究生，高级工程师，主要从事绝缘介质的现场试验及新技术应用工作。E-mail：dxq051@163.com

中图分类号: TM711
计量
- 文章访问数: 195
- HTML全文浏览量: 204
- PDF下载量: 88
- 被引次数: 0
出版历程
- 收稿日期: 2020-05-12
- 修回日期: 2020-05-13
- 刊出日期: 2022-02-20

Analysis of SF₆ Leakage Detection Using Infrared Imaging

State Grid Shanghai Electric Power Research Institute, Shanghai 200437, China

摘要

摘要: 本文阐述了SF₆气体泄漏红外成像技术原理，总结了检测工作相关的技术标准，结合技术原理对检测工作中的影响因素进行了重点分析，并提出了相应对策，通过技术比较分析了SF₆气体泄漏红外成像的技术特点，据此提出了技术应用的策略，以更好地开展SF₆气体泄漏红外成像检测，提高开关、互感器、套管、变压器等SF₆气体绝缘设备缺陷巡检质量。
- SF₆ /
- 气体泄漏 /
- 红外成像 /
- 绝缘 /
Abstract: This paper discusses the principles of SF₆ infrared imaging leakage detection technology, and summarizes the standards related to detection technology. According to the technical principles, the influencing factors in the testing practice are analyzed, and corresponding countermeasures are proposed. Further, the characteristics of infrared imaging leakage detection technology are compared and analyzed. The technology application strategy is formulated according to its characteristics. Based on analyses and discussions, this paper shows the potential for improvements to SF₆ infrared imaging leakage detection technology, and the inspection quality of SF₆ gas insulation equipment, such as switches, mutual inductors, bushing, and transformers, can be improved
- SF₆ /
- leakage /
- infrared /
- imaging /
- insulation

HTML全文

图 1 SF₆气体泄漏红外成像检测原理图

Figure 1. Schematic diagram of SF₆ gas leakage infrared imaging detection

下载: 全尺寸图片幻灯片

图 2 室温背景与天空背景成像对比

Figure 2. Comparison of imaging between room temperature background and sky background

下载: 全尺寸图片幻灯片

图 3 高温背景与室温背景成像对比

Figure 3. Comparison of imaging between high temperature background and room temperature background

下载: 全尺寸图片幻灯片

图 4 镜面反射成像原理图

Figure 4. Schematic diagram of infrared reflection imaging

下载: 全尺寸图片幻灯片

图 5 气体泄漏成像的图像特征对比

Figure 5. Image feature comparison of gas leak imaging

下载: 全尺寸图片幻灯片

图 6 SF₆气体绝缘设备检漏技术分类应用策略

Figure 6. Application strategy of technical classification of SF₆ gas insulation equipment

下载: 全尺寸图片幻灯片

表 1 SF₆气体泄漏红外成像检漏仪与传统仪器的技术参数比较

Table 1. Comparison of technical parameters of instruments

Specifications	Detection limit/(mL/min)	Response time/s	Positioning accuracy	Operation safety
Infrared imaging	<0.06	1-2	Excellent	Remote non-contact operation, high safety
Traditional technology	<0.01	Real time response	Excellent	Insufficient insulation distance, unsafe

下载: 导出CSV

参考文献(22)

[1]	严璋. 电气绝缘在线检测技术[M]. 北京: 中国电力出版社, 1997. YAN Zhang, Online Detection Technology of Electrical Insulation[M]. Beijing: China Electric Power Press, 1997.
[2]	耿江海, 王平, 贾伯岩, 等. SF_6开关设备故障检测典型案例分析[J]. 高压电器, 2010, 46(5): 108-111. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201005030.htm GENG Jianghai, WANG Ping, JIA Boyan, et al. Case of fault detection on SF₆ switchgear[J]. High Voltage Apparatus, 2010, 46(5): 108-111. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201005030.htm
[3]	王伟, 冯新岩, 牛林, 等. 利用红外成像法检测GIS设备SF_6气体泄漏[J]. 高压电器, 2012, 48(4): 84-87. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201204014.htm WANG Wei, FENG Xinyan, NIU Lin, et al. SF₆ gas leakage detection using infrared imaging method for GIS[J]. High Voltage Apparatus, 2012, 48(4): 84-87. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201204014.htm
[4]	纪巍, 王琪, 杨玉新. GIS中SF₆气体不同泄漏位置红外成像分析与处理[J]. 内蒙古电力技术, 2017, 35(3): 78-82. https://www.cnki.com.cn/Article/CJFDTOTAL-NMDJ201703026.htm JI Wei, WANG Qi, YANG Yuxin. Analysis and treatment of different leakage position infrared imaging of SF₆ in GIS[J]. Inner Mongolia Electric Power, 2017, 35(3): 78-82. https://www.cnki.com.cn/Article/CJFDTOTAL-NMDJ201703026.htm
[5]	李家琨, 金伟其, 王霞, 等. 气体泄漏红外成像检测技术发展综述[J]. 红外技术, 2014, 36(7): 513-520. http://hwjs.nvir.cn/article/id/hwjs201407001 LI Jiakun, JIN Weiqi, WANG Xia, et al. Review of gas leak infrared imaging detection technology[J]. Infrared Technology, 2014, 36(7): 513-520. http://hwjs.nvir.cn/article/id/hwjs201407001
[6]	曹慎诚. 实用真空检漏技术[M]. 北京: 化学工业出版社, 2011. CAO Shencheng. Practical Vacuum Leak Detection Technology[M]. Beijing: Chemical Industry Press, 2011.
[7]	袁仕奇, 代洲, 陈芳. 高压电气设备SF₆气体泄漏检测方法比较[J]. 南方电网技术, 2013, 27(2): 60-64. https://www.cnki.com.cn/Article/CJFDTOTAL-NFDW201302010.htm YUAN Shiqi, DAI Zhou, CHEN Fang. Comparison of SF₆ leakage detection methods for high-voltage electrical equipments[J]. Southern Power System Technology, 2013, 27(2): 60-64. https://www.cnki.com.cn/Article/CJFDTOTAL-NFDW201302010.htm
[8]	郭利民, 赵红梅, 吕运朋, 等. SF₆气体泄漏环境在线智能检测系统的设计[J]. 仪表技术与传感器, 2011(8): 76-78. https://www.cnki.com.cn/Article/CJFDTOTAL-YBJS201108028.htm GUO Limin, ZHAO Hongmei, LYU Yunpeng, et al. Design of environment online intelligent monitoring system on leakage of SF₆[J]. Instrument Technique and Sensor, 2011(8): 76-78. https://www.cnki.com.cn/Article/CJFDTOTAL-YBJS201108028.htm
[9]	徐元哲, 刘县, 胡智慧, 等. 光学式SF₆断路器的泄漏检测技术[J]. 高电压技术, 2009, 35(2): 250-254. https://www.cnki.com.cn/Article/CJFDTOTAL-GDYJ200902010.htm XU Yuanzhe, LIU Xian, HU Zhihui, et al. Technology of optical SF₆ breaker leakage detection[J]. High Voltage Engineering, 2009, 35(2): 250-254. https://www.cnki.com.cn/Article/CJFDTOTAL-GDYJ200902010.htm
[10]	张英, 余鹏程, 李军卫, 等. 贵州电网SF₆电气设备漏气缺陷分析及管理措施探讨[J]. 高压电器, 2015, 51(9): 200-204. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201509036.htm ZHANG Ying, YU Pengcheng, LI Junwei, et al. Discussion of leakage analysis and management measures to SF₆ electrical equipment leakage in Guizhou power grid[J]. High Voltage Apparatus, 2015, 51(9): 200-204. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201509036.htm
[11]	周舟, 陈绍艺, 龚尚昆, 等. SF_6电气设备的监督与故障诊断[J]. 高压电器, 2011, 47(2): 109-112. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201102025.htm ZHOU Zhou, CHEN Shaoyi, GONG Shangkun, et al. Supervision and fault diagnosis for SF₆ electric equipment[J]. High Voltage Apparatus, 2011, 47(2): 109-112. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201102025.htm
[12]	吴卫东, 王陆一. 气体绝缘开关设备氦检漏工艺过程及泄漏率计算[J]. 高压电器, 2016, 52(3): 129-136. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201603021.htm WU Weidong, WANG Luyi. Helium leakage detection process and leakage rate calculation for gas insulated switchgear[J]. High Voltage Apparatus, 2016, 52(3): 129-136 https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201603021.htm
[13]	李磊, 刘庆辉, 杨宽, 等. 基于超声波虚拟相控阵列的气体泄漏成像方法[J]. 传感技术学报, 2019, 32(5): 38-42. https://www.cnki.com.cn/Article/CJFDTOTAL-CGJS201905007.htm LI Lei, LIU Qinghui, YANG Kuan, et al. A method of gas leakage imaging based on ultrasonic virtual phased array[J]. Chinese Journal of Sensors and Actuators, 2019, 32(5): 38-42. https://www.cnki.com.cn/Article/CJFDTOTAL-CGJS201905007.htm
[14]	李永祥, 王天正, 李艳鹏, 等. 基于红外成像检漏技术的GIS设备气体泄漏异常分析[J]. 高压电器, 2016, 52(7): 185-191. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201607029.htm LI Yongxiang, WANG Tianzheng, LI Yanpeng, et al. Abnormal analysis of GIS electrical equipment gas leakage based on infrared imaging leakage detection technology[J]. High Voltage Apparatus, 2016, 52(7): 185-191. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201607029.htm
[15]	耿江海, 王平, 郝飞. SF₆气体泄漏光学成像检测视频的图像再处理技术[J]. 高压电器, 2014, 50(6): 45-49. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201406008.htm GENG Jianghai, WANG Ping, HAO Fei. Image reprocessing technology for laser imaging detection video of SF₆ gas leakage[J]. High Voltage Apparatus, 2014, 50(6): 45-49. https://www.cnki.com.cn/Article/CJFDTOTAL-GYDQ201406008.htm
[16]	国家电网公司. 电力设备带电检测仪器技术规范第15部分: SF₆气体泄漏红外成像法带电检测仪器技术规范: Q/GDW 11304.15-2015[S]. 2015 State Grid Corporation of China. Technical specification for energized test device of electrical equipment Part 15: technical specification for SF6 gas leakage detector of infrared imaging: Q/GDW 11304.15-2015[S]. 2015.
[17]	国家电网公司. 六氟化硫气体泄漏成像测试技术现场应用导则: Q/GDW 11062-2013[S]. 2014-09-01. State Grid Corporation of China. Field Application Guide for the Test Technology of SF6 Gas Leak Imaging: Q/GDW 11062-2013[S]. 2014-09-01.
[18]	莫文雄, 李智宁, 熊俊, 等. 电气设备六氟化硫气体泄漏红外成像现场测试方法: DL/T 2224-2021[S]. 广州: 广州供电局有限公司电力试验研究院, 2018-02-28. MO Wenxiong, LI Zhining, XIONG Jun, et al. Gas Leakage Detection Method of On-site Infrared Imaging Technology for SF6 Insulated Equipments: DL/T 2224-2021[S]. Guangzhou: Power test and Research Institute of Guangzhou Power Supply Bureau Co. Ltd., 2018-02-28.
[19]	全国高压开关设备标准化技术委员会. 高压开关设备六氟化硫气体密封试验方法: GB/T 11023-2018[S]. 2018-12-28. High Voltage Switchgear and Controlgear. Test Method of SF₆ Gas Tightness for High-Voltage Switchdear: GB/T 11023-2018[S]. 2018-12-28.
[20]	国家能源局. 带电设备红外诊断应用规范: DL/T 664-2016[S]. 2016-12-05. National Energy Administration. Application Rules of Infrared Diagnosis for Live Electrical Equipment: DL/T 664-2016[S]. 2016-12-05.
[21]	徐志, 李锐, 郭倩, 等. 红外光谱镜面反射法应用于文石晶体取向测试的探讨[J]. 红外技术, 2015, 37(2): 171-175. http://hwjs.nvir.cn/article/id/hwjs201502017 XU Zhi, LI Rui, GUO Qian, et al. Discussion about the test of aragonite crystal orientation by IR spectral reflection[J]. Infrared Technology, 2015, 37(2): 171-175. http://hwjs.nvir.cn/article/id/hwjs201502017
[22]	徐铬, 许艳丽, 冉应兵, 等. 基于红外成像技术的SF_6气体泄漏分级检测策略研究[J]. 水电与新能源, 2019, 33(1): 32-34. https://www.cnki.com.cn/Article/CJFDTOTAL-HBFD201901007.htm XU Ge, XU Yanli, RAN Yingbing, et al. Graded detection strategies for SF₆ leakage based on infrared imaging technology[J]. Hydropower and New Energy, 2019, 33(1): 32-34. https://www.cnki.com.cn/Article/CJFDTOTAL-HBFD201901007.htm