因此输电线路的单相接地故障点定位应是电力系统故障检测的一个重点。
And the single phase grounding fault location for transmission line should be the emphases in power system fault detection.
针对带并联电抗器的超高压输电线路,提出一种单相自适应重合闸永久性故障识别的新方法。
A novel method of identifying permanent fault for single-phase adaptive reclosure in transmission lines with shunt reactors is proposed.
电力系统中,高压输电线路是最容易发生故障的部分,单相电弧故障是其中最主要的故障形式,并且往往是弧光高阻故障。
In power system, the kinds of faults often occur on HV transmission line, and the single-phase-to earth arcing faults are the main forms of the faults.
高压、超高压输电线路的开关为分相开关,当对侧开关单相偷跳后,在线路负荷比较重、同时重合闸动作时间比较长的情况下可能引发系统振荡。
HV and EHV transmission lines are equipped with split-phase breaker. If a longer reclosing time is setting in a heavy load line, the system may swing after the trip without fault of remote breaker.
提出了一种新型区分输电线路单相瞬时性故障与永久性故障的方法。
On the basis of detailed research a new method isproposed which can distinguish the temporary faults frompermanent faults in transmission lines.
在分析带并联电抗器输电线路单相故障特点的基础之上,提出一种利用参数识别原理的单相自适应重合闸永久性故障识别方法。
For transmission lines with two shunt reactors, this paper presents a novel method of identifying permanent faults for single-phase auto-reclosure.
EMTDC仿真试验结果表明该方法可以准确地实现单相故障选线,并验证了文章对输电线路零序输入阻抗相频特性分析的正确性。
The EMTDC simulations indicate that the method can find out the faulty line correctly and prove that the analysis of the angle-frequency characteristic of zero impedance of the line is correct.
EMTDC仿真试验结果表明该方法可以准确地实现单相故障选线,并验证了文章对输电线路零序输入阻抗相频特性分析的正确性。
The EMTDC simulations indicate that the method can find out the faulty line correctly and prove that the analysis of the angle-frequency characteristic of zero impedance of the line is correct.
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