短線接地 的英文怎麼說

中文拼音 [duǎnxiànjiēde]
短線接地 英文
short ground return
  • 短 : Ⅰ形容詞（空間、時間兩端之間的距離小） short; brief Ⅱ動詞（缺少; 欠） lack; owe Ⅲ名詞1 （缺點） we...
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 接 : Ⅰ動詞1 （靠近;接觸） come into contact with; come close to 2 （連接; 使連接） connect; join; put ...
  • 短線 : hatchures
  • 接地 : [電學] landing; body; ground connection; electrical grounding; grounding; earthing; earth; ground...
  1. Because the fault of field windings turn - to - turn shorted do not cause much effect of the operation of the machine or its fault characteristics are not very clear, most of the faults are neglected

    轉子匝間短路故障對機組正常運行影響不大或故障特徵不明顯，因此許多匝間短路故障被忽略了，但長期運行匝間短路故障會導致轉子線圈一點甚至兩點接地。
  2. The single - phase grounding fault frequently occurs in neutral ungrounded system, the fault line and fault location must be found to avoid a phase - to - phase short as soon as possible

    單相接地故障在小電流接地系統中出現的比較頻繁，此時必須盡快找到故障線路以及大致的故障點，以避免兩相對地短路。
  3. The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability ， insulation coordination ， electromagnetic interference ， but assault safety 。 in china ， the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network ， low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai ， beijing ， and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas ， such as zhuhai ， substations grounding with low resistance revealed some problems ， including power supply reliability rapidly dropping ， transmitting line often tripping ； and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance

    爭議點主要是在10kv電網接地故障的形式、消弧線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析，比較各方式的特點，然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型，在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下，對中性點經消弧線圈接地和經小電阻接地方式下電網的過電壓水平和接地點短路電流大小進行了數值計算，其計算結果與電科院所作現場試驗進行了比較。
  4. Connecting point for earthing and short circuiting devices ; connecting piece for earthing conductors

    接地和短路設備的接點.第5部分:接地導線的連接件
  5. Connecting point for earthing and short circuiting devices ; shell fixing point for phase conductors

    接地的接點和短路設備.相導線用外殼的固定接點
  6. Parallel structure of poly - phase decomposition and parallel mixer is applied in the ddc circuit, it solves the bottleneck in mixing and increases the handle speed. the partition of the tuning channel according to the digital mixing sequence, and the ddc by means of decimating first, the low - pass filtering and mixing realize efficiently the down - conversion of the variable carrier frequency band - pass signal. according to the structure of the ddc and the requirement of the frequency

    短數據快速測頻演算法的具體實現:使用并行流水線的設計方法，提高了系統的數據吞吐率，在100mhz的系統時鐘下，能夠實時處理400mhz ~ 600mhz速率a / d采樣的數據，在64點采樣， 100mhz系統時鐘情況下，初次測頻佔用時間640ns ，以後每次測頻佔用時間縮短到160ns ，實時地提供多相濾波下變頻所需的載頻位置信息，縮短了接收機的調諧時間。
  7. According to the rule of mine safety regulations, an intrinsically safe pilot circuit with perfect performance for underground motor intelligent protective systems is put forward, which can effectively avoid the phenomenon of self - starting that is caused by the earthing of control lines before starting motors, at the same time, can reliably cut off the switches to ensure the safety of underground production under operation condition no matter what the faults of short circuit, open circuit and earthing in the control circuits happened

    根據煤礦安全規程規定設計了性能完善的本質安全型先導電路，起動前它能有效地防止因控制線接地造成自起動現象的發生，而且在運行中無論控制線發生短路、斷線還是接地故障，它均能可靠跳閘，確保生產的安全，該先導電路的性能指標達到了國內領先水平。
  8. Connecting point for earthing and short - circuiting devices ; bracket fixing point for phase conductors

    接地的接點和短路設備.相導線的托架固定接點鋼索管
  9. In the next place, an improved algorithm of grounding fault location for tree - type distribution system which is based on new fault function and criterion measure, is proposed in order to complete fault branch ide ntification, fault location and fault value. a lot of the simulation of fault diagnosis and location by computer demonstrate that the algorithm is effective

    其次論文基於輻射狀饋線的任一分支線路發生接地故障，通過分析與推導，建構了配電線路單相短路點定位的故障定位函數和相應的故障判據，利用樹網單端信息完成故障分支識別、故障定位和過渡電阻定值。
  10. If we protect each wire as it passes through the metal cabinet wall and reference it directly, with a wire less than 6 inches ( 15 cm ) to the metal cabinet, then excellent protection is assured

    當每條連線穿過金屬箱體並直接接地時，如果我們對每條連線進行保護，使用一條短於6英寸（ 15厘米）的導線與金屬箱體連接，可確保滿意的保護效果。
  11. The effects to which stations attract passenger flow, trip time, cost, real estate along line, urt feeder other traffic, structure and configuration of city were analyzed. based on the minimize trip time of passenger, the model of optimal average distance between urt ’ s stations and the model of station ’ s coverage and the model of station ’ s cost and benefit were proposed

    分析車站分佈對吸引客流、乘客出行時間、工程造價、運營及沿線土地開發、城市軌道交通與其它交通方式的銜接、城市空間結構和城鎮體系布局的影響;建立了基於乘客出行時間最短的最優平均站距模型、車站選取的覆蓋量模型與費用效益模型。
  12. Digital enhanced cordless telecommunications ( dect ) is a general radio access technology standardized by the european telecommunication standards institute ( etsi ), which is for short range wireless communications, so that it can be interfaced to a large number of local and public networks such as internet, pstn, x. 25, etc. dect can be interfaced to the internet to provide seamless access

    數字增強型無繩通訊（ dect ）是一種通用無線接入技術，其規范由歐洲電信標準化組織etsi制定，用於短距無繩通信。 dect系統可接入許多本地及公共網，如： internet ， pstn ， x . 25等。
  13. Mainly in the electricity distribution network for distribution lines so that power and protect equipment from overload, short circuit and under voltage, single - phase fault to other hazards

    主要在配電網路中用於分配電能和保護線路使電源設備免受過載短路欠電壓單相接地等故障的危害。
  14. High frequencyvery high frequencyultra high frequency ( hfvhfuhf ) communication equipment this includes the radio transmitters and receivers operating on various frequencies used for both long - range and short - range airground communications with aircraft

    這類儀器包括無線電發射器和接收器，可在不同頻道與航機作長程和短程的地對空通訊。
  15. By analyzing the refraction 、 reflection process of fault transient current traveling wave of high voltage and characteristics of refraction 、 reflection coefficient systematically, a new fault location method of single ended traveling wave is presented. it can not only identify the reflection wave for fault location efficiently, but also not be affected by the structure and length of line. fault earthed resistance 、 fault type 、 system impedance and can locate fault in adjacent areas accurately

    論文深入地分析了高壓線路故障暫態電流行波的波折、反射過程以及折、反射系數的特點，提出了新的單端行波故障測距方法，它不僅能夠有效地識別出測距所用的反射波，而且幾乎不受線路結構、長短、故障接地電阻、故障類型、系統阻抗的影響，在近區仍可以準確地進行測距；同時模擬阻波器的特徵，設計了低通數字濾波器，對通過了低通數字濾波器的暫態故障電流行波再次進行小波分析，並利用本文提出的單端行波故障測距方法進行故障定位，結論是所提出的測距方法在實際應用中仍是有效的。
  16. According the special application background of the single source and the short line in the 110kv power system, the author proposed a feasible protective scheme, in which the power frequency variation distance protect theory with combination to the four - lateral distance relay is used as quick and mainly theory

    本人針對110kv單電源短線路這一特殊應用背景，提出了以工頻變化量距離保護為快速主保護，結合四邊形三段式相間和接地距離保護的保護原理方案。
  17. In this case components should be mounted on a board having a continuous copper ground plane ( ideally on both sides of the board, though while convenient this is not essential ), with ground connections made to the plane and short point to point wiring made above and below it

    用於搭試的電路板最好有連續的地層（如果雙面都有地層就更理想了，雖然調試起來會不太方便） ，這樣接地的導線和層間連接線都會比較短。
  18. Short - circuit currents in three - phase a. c. systems - part 3 : currents during two separate simultaneous line - to - earth short - circuits and partial short - circuit currents flowing through earth

    三相交流系統中的短路電流.第3部分:兩個獨立的同時線路接地短路部分短路電流流入大地情況下的電流
  19. ( 1 ) with the principle of measuring resistance, the paper carries through the theory analysis about possibility of measurement method with short electrode wire

    具體工作包括：從接地電阻的測量原理出發，討論了採用短電流極引線測量地網接地電阻的可行性。
  20. By study, we can know that when one - phase ground fault happens on the line, more far the fault location is from where relays place, more less is the difference of the two zero sequence currents, while hen one - phase ground fault happens on the other line, more far the fault location is from where relays place, more is the difference of the two zero sequence currents

    研究表明，當本回線路發生單相接地短路時，在通過公式計算得出的一特定值為正時，離保護安裝處越遠，本回線路零序電流與非故障線路零序電流相位差值越小；當另一回線發生單相接地短路時，離保護安裝處越遠，本回線路零序電流與故障線路零序電流相位差值越大，該值為負時則反之。
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