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- Intermittent grounding faults and overvoltages due to arcing faults3 are eliminated. 可消除間歇性接地故障以及由電弧故障引起的過(guò)電壓
- However, in this system serious over voltage may occur due to arc grounding fault. 然而,在此系統中可能由于電弧接地故障而出現嚴重過(guò)電壓。
- The detection and location method of single-phase grounding fault based on fault indicator technology was introduced. 重點(diǎn)介紹了基于故障指示器技術(shù)的單相接地故障的檢測和定位方法。
- The extinguish of arc of single-phase grounding fault is analyzed with high frequency theory and fundamental frequency theory. 本文分析了小電流接地系統弧光接地過(guò)電壓的基本原理及高頻熄弧理論和工頻熄弧理論。
- Based on data fusion,a new method for singlephase grounding fault location of distribution feeders in networks with ungrounded neutral is proposed. 提出了基于模糊信息融合的中性點(diǎn)不接地系統單相接地故障定位的新方法及其實(shí)現。
- The single-phase grounding fault frequently occurs in neutral ungrounded systems,the fault location must be found as soon as possible to avoid a phase-to-phase short circuit. 單相接地故障在小電流接地系統中出現的比較頻繁,此時(shí)必須盡快地找到故障點(diǎn)以避免兩相對地短路。
- However, some unique geographical characters, such as fire grounding, bamboo grounding and treetop grounding, can cause single phase high-impedance grounding fault frequently. 然而，由火焰接地、毛竹接地或樹(shù)梢接地等原因引起的單相高阻接地故障，由于電壓降小、三相線(xiàn)間電壓依然幾乎對稱(chēng)，從而增加了高阻接地檢測的難度。
- In Perterson coil system, it can be decreased that the capacitor current through fault point and the over-voltage caused by the grounding fault, which is advantage for the extinguishments of electric arc. 中性點(diǎn)經(jīng)消弧線(xiàn)圈接地后，有效減小了流過(guò)故障點(diǎn)的電容電流，減小了弧光接地過(guò)電壓，有利于電弧熄滅。
- Based on clustering FSVM and current injection method,a new method using two steps for single-phase grounding fault location of distribution feeders in networks with ungrounded neutral is proposed. 提出小電流接地系統實(shí)現單相接地故障定位的新方法。該方法應用基于聚類(lèi)的FSVM和電流注入法分兩步實(shí)現故障定位。
- The raison is that single-phase grounding fault does not form a short circuit, the fault component is small, on influence of interference and measurement error thc correct judgment is hard to be made. 原因是單相接地故障不構成短路，故障分量非常小，在干擾和測量誤差的影響下，不容易作出正確判斷。
- On-site repair of grounding fault of HV motors 高壓電動(dòng)機接地故障的現場(chǎng)修理
- the complex grounding fault with interruption 斷線(xiàn)接地故障
- He has intermittent bursts of interest. 他的興趣是一陣陣的。
- stator grounding fault protection 定子接地保護
- The fox went to ground under a rocky escarpment. 狐貍鉆進(jìn)了石崖下面的洞里。
- stator single - phase grounding fault 定子繞組單相接地
- excitation winding grounding fault of generator 發(fā)電機勵磁回路接地故障
- The ground was covered with ferns. 地面上長(cháng)滿(mǎn)了羊齒植物。
- He lifted a pail of water from the ground. 他把一桶水從地上提了起來(lái)。
- line selection of grounding fault 接地故障選線(xiàn)
