电测与仪表
電測與儀錶
전측여의표
Electrical Measurement & Instrumentation
2015年
18期
10-15
,共6页
绝缘子%污秽放电%聚焦声传感器%声吸收层
絕緣子%汙穢放電%聚焦聲傳感器%聲吸收層
절연자%오예방전%취초성전감기%성흡수층
insulator%contamination discharge%focusing acoustic sensor%acoustic absorption layer
采用基于声发射技术的绝缘子污秽放电在线监测方法来实现对绝缘子污闪的预测是当前国内外输电线路检修技术新的发展方向,文章在绝缘子污秽放电声发射信号的产生及传播特性的基础上,研制出一套运用于此监测方法的聚焦声传感器装置,并经过现场安装调试及运行,证明了装置的有效性及实用性。
採用基于聲髮射技術的絕緣子汙穢放電在線鑑測方法來實現對絕緣子汙閃的預測是噹前國內外輸電線路檢脩技術新的髮展方嚮,文章在絕緣子汙穢放電聲髮射信號的產生及傳播特性的基礎上,研製齣一套運用于此鑑測方法的聚焦聲傳感器裝置,併經過現場安裝調試及運行,證明瞭裝置的有效性及實用性。
채용기우성발사기술적절연자오예방전재선감측방법래실현대절연자오섬적예측시당전국내외수전선로검수기술신적발전방향,문장재절연자오예방전성발사신호적산생급전파특성적기출상,연제출일투운용우차감측방법적취초성전감기장치,병경과현장안장조시급운행,증명료장치적유효성급실용성。
Forecasting the contamination discharge of insulators online monitoring method based on acoustic emission technology is the new development direction of transmission line maintenance at home and abroad .On the basis of an-alyzing the production and propagation characteristics of insulator contamination discharge acoustic emission signal , this paper developed a set of focusing acoustic sensor device applied to this monitoring method , and by onsite instal-ling and running , it shows the feasibility and practicality of the device .