光声光谱技术在变压器油中溶解气体检测研究  

Study on the Measurement of Dissolved Gas in Transformer Oil Based on Photoacoustic Spectroscopy

作　　者：朱桂涛 张志东 贠永贤 周媛 韩伟 ZHU Guitao;ZHANG Zhidong;YUN Yongxian;ZHOU Yuan;HAN Wei(Henan Ruier Electric Co.,LTD.,Xuchang 461000,China)

机构地区：[1]河南瑞尔电气股份有限公司,河南许昌461000

出　　处：《许昌学院学报》2024年第5期138-143,共6页Journal of Xuchang University

基　　金：河南省中国科学院科技成果转移转化项目(2021104)。

摘　　要：变压器油中溶解气体在线监测装置采用先进的红外光声光谱技术,针对我国智能电网发展事业中对变压器油中溶解气体检测仪器需求,开展了变压器油中故障气体的检测研究,通过谱线优选和斩波器滤光轮的集成设计,该检测系统对CO、CO_(2)、CH_(4)、C_(2)H_(2)、C_(2)H_(4)、C_(2)H_(6 )和H_(2)的检测灵敏度分别为0.22 ppm、0.03 ppm、0.3 ppm、0.3 ppm、0.95 ppm、0.1 ppm和1.2 ppm解决了变压器事故及其导致的停电问题,全面维护我国电力系统长久稳定运行.The online monitoring device for dissolved gases in transformer oil adopts advanced infrared photoacoustic spectroscopy technology.In response to the demand for detection instruments for dissolved gases in transformer oil in the development of China's smart grid industry,research on the detection of fault gases in transformer oil has been conducted.Through the optimal selection of spectral lines and the integrated design of the chopper filter wheel,the detection sensitivity of this detection system for CO,CO_2,CH_4,C_2H_2,C_2H_4,C_2H_6,and H_(2) is 0.22ppm,0.03ppm,0.3ppm,0.3ppm,0.95ppm,0.1ppm,and 1.2ppm,respectively.This study has addressed the issues of transformer accidents and the resulting power outages,ensuring the long-term stable operation of China's power system.

关 键 词：变压器油 溶解气体 光声光谱技术 在线监测 

分 类 号：TM42[电气工程—电器]