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35 kV线路单相间歇接地故障引发线路跳闸的原因分析

open access: yesDianci bileiqi
针对35 kV线路的单相接地故障扩大为同杆塔两相或三相接地故障问题,分析了35 kV线路单相间歇接地故障的发生、影响及绝缘子串最大风偏摇摆角的安全漏洞。结果表明,当35 kV线路单相绝缘子串间歇接地故障的接地分布电容电流续流不能自熄时,线路将发生单相持续间歇接地故障及非故障两相持续间歇过电压。其中,持续间歇接地故障电流电弧作为电弧源,将对故障点导线或故障绝缘子串及同杆塔非故障相绝缘子串产生影响,甚至有可能导致非故障相绝缘子串闪络线路跳闸;持续间歇过电压将对各种电气设备(包括绝缘子串 ...
郑江, 林苗
doaj  

[Application of P1 response threshold of cortical auditory evoked potential in rehabilitation evaluation of young children with cochlear implant]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Ji H   +6 more
europepmc   +1 more source

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