开封化肥厂 110/6kV 变电站频繁爆炸事故试验数据分析_国电招标网 关键词:过电压,弧光接地,消弧线圈 [gap=587]Keywords:overvoltage,arc grounding,Petersen circle
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arc grounding protection 弧光接地保护
intermittent arc grounding fault 间歇性电弧接地
arc-grounding 弧光接地
mode arc grounding 方式弧光
arc-grounding fault 电弧故障
arc grounding overvohage 弧光接地过电压
arc-grounding overvoltage 弧光接地过电压
arc grounding overvoltage 弧光接地过电压
intermittent arc grounding 间歇性弧光接地
Arc grounding is a serious trouble threatening the safe operation of power distribution network. Arc suppression coil grounding or resistance grounding functions as protection, it can eliminate the power-frequency arc.
弧光接地过电压一直是威胁电网安全运行的严重隐患,中性点经消弧线圈或电阻接地的运行方式虽然在一定程度上起到保护作用,可消除工频电弧。
参考来源 - 消弧及过电压保护装置的研制·2,447,543篇论文数据,部分数据来源于NoteExpress
With the increase of used cable lines, the problem of arc grounding overvoltage is more prominent.
随着配电网中采用的电缆线路的增多,弧光接地过电压问题日益突出。
The reduction of the residual current of the ground-fault point is beneficial to the extinction of the grounding arc and to the reduction of the intermittent arc grounding over voltage.
减小接地故障点的残流有利于接地电弧的瞬间熄灭及降低间歇性电弧接地过电压。
The influences of several factors such as harmonics, intermittent arc grounding, ct, load and fault resistance have been thoroughly analyzed, therefore, it is fundamental work for its application.
深入细致地分析了谐波、间歇电弧、电流互感器、负荷、过渡电阻等多个因素对故障选线结果的影响,为方案的实用化奠定了基础。
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