線路短接 的英文怎麼說
中文拼音 [xiànlùduǎnjiē]
線路短接
英文
line short circuit- 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...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 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...
- 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 ...
- 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
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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。The development of a visual short circuit software under ptcad2000 is presented in this paper, as well as the system structure, the definition of the data structure, the interface to ptcad2000, the conversion of the original wiring diagram of power network to calculable power network, the implement of three sequence network, the implement of impendence matrix and admittance matrix of power network considering the zero sequence mutual inductances among lines, and the implement of short circuit calculation by using computer
本文介紹了在ptcad2000平臺下短路電流可視化計算軟體的開發。介紹了軟體的系統結構、數據結構定義、與ptcad2000平臺的介面、電力系統原始接線圖轉成等值可計算網路、序網的生成、考慮零序互感線路阻抗時電網導納矩陣和阻抗矩陣的生成,以及故障點短路電流計算的計算機實現。Guide for planning dc links terminating at ac locations having low short - circuit capacities
端接在低短路能力交流場所的直流線路的設計指南Line short circuit
線路短接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Externally mounted breakers are defined as self - contained devices which are mounted individually or in combination via brackets, bus bars, plugged into terminal blocks, or panel mounted
外裝式短路器,一獨立式裝置,可自行安裝,也可通過支撐,母線插入接線盤或盤桂內進行裝配。After electric heating system is installed, check electrical insulation of all circuits. the insulation resistance between generatrix and shielding layer, core wires of series cable before connection at end not be less than 20 m. and then check if dc resistance of circuit is normal and phase resistance is banlance
電伴熱系統安裝完工後,應逐路檢查系統的絕緣電阻:各種電熱帶母線與屏蔽層之間、串聯帶芯線尾端末短接前的各芯線間絕緣電阻均應不小於20m ;然後再檢查電熱帶直流電阻是否正常,三相電阻是否平衡。Research on surface and grain boundary passivation mechanism obtained effects of surface recombination on crystalline silicon solar cell performance and the theoretical expression of grain boundary recombination velocity. the limit ratio of short - circuit current increment for anti - reflection coating utilization on solar cells was obtained. the crystalline silicon solar cell spectral response, contact resistance and minority carrier lifetime measurement systems were established
鈍化機理研究獲得了表面復合對不同表面摻雜濃度晶體硅太陽電池性能的影響、表面和界面復合速度的理論表達式;研究得到了減反射膜對太陽電池短路電流增量比的極限;建立了太陽電池光譜響應、柵線電極接觸電阻和少子壽命等測試系統。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。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。If the exposed wires contact , we shall have a short circuit
如果那暴露的電線相互接觸,就會發生短路現象。To prevent the risk of accidents caused by short - circuits, connect the power supply leads ( red and yellow ) only after all other wiring has been completed, and only with the ignition key in the off position
為了防止短路引起事故,只有在其它線路連接完后才能連接電源線(紅色和黃色) ,且點火鑰匙必須在off位置。Standard for metal - enclosed low - voltage power circuit breaker switchgear - amendment 1 : short - time and short - circuit withstand current tests ; minimum areas for multiple cable connections
金屬殼密封的低壓電力線路斷路器開關設備標準.修改1 :短時間和短路可耐電流測試;多電纜連接的最小區域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。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。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。Krf excimer is the best medium in uv ultrashort pulse amplification for its small saturation energy and high contrast ratio accessible. this work concentrated on uv ultrashort pulse amplification by discharge pumped and e - beam pumped krf amplifier, and build a high power krf laser system in the feature
一方面由於它的氣體性質和飽和能量小,在超短脈沖放大過程中的非線性效應小,可以不採用cpa路線而直接將超短脈沖激光放大到10 ~ ( 19 ) w cm ~ 2甚至更高。By comparison, implicit euler is better method as a kernel of transmission line simulation computing and programming to transmission line transient with different conditions of boundary and two line coupling or even more complicated internal switching or loading
本文對傳輸線在不同邊界條件、傳輸線耦合、線路內部突然開路、短路、接內部接各種負載等情況下的暫態過程進行編程計算的到模擬波形。Distribution circuit breaker a distribution circuit breaker is a device used for overload and short current protection of loads connected to a main distribution device
配電線路開關配電線路開關是給連接在主配電設備上的負荷提供過載和短路保護的裝置。Insulators and fittings for overhead lines. metal fittings. insulator pins. horizontal short
架空線路用絕緣子和連接件.金具.短支座分享友人