短路側 的英文怎麼說
中文拼音 [duǎnlùzhāi]
短路側
英文
short circuit end-
This time, as the distance was short, i did not mount, but ran with dogger s stirrup - leather to the lodge gates, and the long, leafless, moonlit avenue to where the white line of the hall buildings looked on either hand on great old gardens here mr dance dismounted, and, taking me along with him was admitted at a word into the house
這次，由於路程短，我沒有上馬，只是拉著道格爾的馬鐙帶子跑向側面，走上那條長長的沒有樹葉蔭蔽的浴著月光的林蔭道。那兒通向一排兩邊都看得見古老的大花園的白色宅第。在大宅子門前，丹斯先生下了馬，帶著我一道，立刻被請進了屋裡。Thus they sidled slowly onward till it struck her they had been advancing for an unconscionable time - far longer than was usually occupied by the short journey from chaseborough, even at this walking pace, and that they were no longer on hard road, but in a mere trackway. why, where be we
他們就這樣側著身子摟著慢慢向前走，后來，她突然覺得不該走這樣長的時間從獵宛堡回去只有短短的一段路，即使按照他們這種走路的速度，也用了比平時多得多的時間了，而且他們不再是走在一條堅硬的路上，而是走在一條小路上。The mutual inductor of electric current and voltage mutual inductor play an important role in relay protection. prevent from ct differential to protect and miss movement an important subject that the generatrix is protected on the saturation, put forward two electric current pass zero hour linear to spread person who become put into differential to protect in ct in recent years, avoid ct saturation district, can judge the bus bar trouble correctly
但是在母線區外發生短路故障（特別是故障電流含有大量非周期分量）時， ct會出現飽和現象， ct飽和后，不能正確地傳變一次側電流，從而使二次電流發生嚴重畸變，產生很大的差電流，這樣就容易引起誤動作。防止ct飽和時差動保護誤動作一直是母線保護的一個重要課題，近年來提出的在ct二次電流過零時的線性傳變區投入差動保護，避開ct飽和區，能對母線故障做出正確判斷。For the circuit - breakers of rated voltage 252kv up, the synthetic test methods are introduced according now condition because of the limitation of the transformer short - circuit capacity. the correlative prescribes on switching line - charging current in gb / t1984 - 200x " alternating - current high - voltage circuit - breaker " are discussed according to the test results and theoretic analysis
由於開合空載架空線路試驗對電源側的阻抗有明確的規定，這就要求試驗電源必須具有足夠大的短路容量，實驗室很難滿足要求，因此，一般對較高電壓等級的斷路器採用合成試驗方法，本文介紹了利用現有條件，對252kv以上電壓等級的斷路器採用合成試驗時的試驗線路。Impedance - matching balanced traction transformers ( balanced transformers in this paper for short ) are step - down transformers, they transfer symmetrical three phase voltage in primary side to perpendicular two phase voltage in secondary side. they are different from any other transformers, so their short - circuit current analysis and short - circuit test method must be taken into special account
阻抗匹配平衡牽引變壓器（本文中簡稱平衡變壓器）是一種將一次側三相對稱電壓變換為二次側二相垂直電壓的降壓變壓器，它不同於已有的任何一種變壓器，短路電流的分析計算和短路試驗必須予以重新研究。A dc transit system can never be fully protected because the protection cannot always distinguish between distant faults and train load currents for both of the currents have the similar magnitude and the rate of change
在各種短路故障中，地鐵直流側遠方短路故障由於其故障電流的大小和變化率都很難同正常負荷電流鑒別開來，所以至今難以做到百分之百的保護。This paper considers two controllers with different feedback signals ? the ac current phase angle of converter transformer and the ac voltage magnitude of inverter bus, respectively. pscad / emtdc simulation software is used for the controller testing. the test models used for the analysis are the cigre hvdc benchmark systems with different scr at the inverter side
為了驗證該控制方式的有效性，本文採用了電磁暫態模擬軟體pscad emtdc ，在國際大電網會議cigre提出的hvdc標準模型上，用逆變側短路比不同的系統對調制控制器的性能進行了模擬測試，調試出了調制控制器的各參數值。The anti - lock brake system ( abs ) as an auxiliary brake system can avoid the tire locking and ensure the lateral stability and turning steering at the time of braking when the vehicle urgent braking. besides it can make the vehicle achieve the minimum brake distance on most of the road
Abs系統作為一種輔助的制動系統在汽車緊急制動時可防止車輪抱死，保證車輛在制動時的側向穩定性和轉向操縱性，同時還可在大多數路面條件下獲得最短的制動距離。It utilizes zero impedance branch characteristic, combining structure - transform and structure - static short - circuit current calculation method to calculate the short - circuit current directly through the electrical equipment when short - circuit fault takes place at the two sides of the electrical equipment, and settles the problems that the traditional method cannot directly figure out the short - circuit current
該方法利用零阻抗支路特點，結合定結構和變結構短路電流計算方法，能夠直接求出在電氣設備兩側分別發生短路時，通過電氣設備（如斷路器）的短路電流，從而合理地解決了傳統的故障分析方法不能直接求出流過設備的短路電流的問題。Side wear of rail on curves is a normal phenomenon in railway engineering. a great quantity of rail wear results in decreasing rail life in use and increasing railway transportation costs
鋼軌側面磨耗是工務工程中普遍存在的問題，大量的鋼軌磨耗縮短了鋼軌的使用壽命，增加了鐵路運營成本。The data captured in field tests and observations both prove that crossrange prestressing can effectively reduce roadbed settlement, shorten the roadbed compression and stabilization period, and increase the capacity of roadbed
通過試驗路段的試驗以及竣工后一段時間的定期觀測，表明側向施加的預應力能減少路堤總沉降，縮短工后沉降穩定期，提高路堤的承載力。In the shadow of bank and wall the three turned out of the road, and up a blind lane, of which the wall - there, risen to some eight or ten feet high - formed one side
三人在石塄坎與磚墻的陰影下脫離正路，穿進一條死胡同，那短墻在此升高了八至十英尺，形成了衚衕的一側墻壁。The distribution network automated system ( das ) is a management information system, including computer software and hardware technology, the computer network technology, the automatic control technology, the data communication technology and electrical power system technology, and it is utilized to acquire the data from power distribution network, monitor operation, position breakdown fast, isolate the failure, restore the power supply and administrate need, what ’ s more, it reduces the time of power cut effectively, improve the reliability and quality of power supply
配電自動化系統（ das ）是集計算機軟硬體技術、計算機網路技術、自動控制技術、數據通信技術及電力系統相關技術於一體的信息管理系統，為配電網路的數據採集、運行監視、快速故障定位、故障隔離、供電恢復以及需求側管理等提供了有力的技術手段，能夠有效地縮短事故停電時間、提高供電可靠性、改善供電質量。But it, s on the other hand in foreign countries, hi view of this, a me 1 hod of design of cement concrete pavement based on the poor concrete base was proposed after calculating and comparing with different methods. it adopts the merits and discards the weaknesses of each technique both in theory and in experience. and it will offer a good reference to the construction of cement conorete pavement in future
針對目前國內水泥混凝土路面設計方法側重於理論分析，而國外水泥混凝土路面設計方法側重於實踐經驗的情況，本文分別採用國內外多種水泥混凝土路面及加鋪層設計方法進行計算和對比，充分吸收各種設計方法的理論和經驗，取長補短，互為補充，從而提高了適合以貧混凝土為基層的水泥混凝土路面面板厚度的設計方法，為今後水泥混凝土路面的建設提供了有益的參考。This dissertation deeply studies the transient models of distant short circuit fault currents for the dc rapid transit railway and presents a detailed analysis of the wavelet transforms to discriminate the remote short circuit current from the train starting current
本文主要討論了地鐵直流側遠方短路故障電流的暫態過程，並利用小波變換作為分析工具對遠方短路故障電流和機車起動電流進行了鑒別。A non - linear feed - forward loop is used to realize the coordinated control between the two controlled variables at the two control ends at first. secondly, a constant ac voltage control is implemented for a short period after the ac fault removal. finally, a staggered recovery strategy for different hvdc subsystems is also adopted, with the restart time interval of them optimized using the steepest descent gradient search method
該協調恢復策略的三個特點是：在常規的控制器結構中加入一個基於準穩態工作點的非線性前饋迴路；在交流故障被切除后的一個短暫時間內，逆變側採用定交流電壓控制：對不同的直流輸電子系統採取一種漸進的恢復策略。The results show that occurrence of the single or double pole block on the dc lines, or short - circuit faults on the dc or ac lines will not influence seriously on power system stability
模擬結果表明：當南橋、華新換流站發生直流輸電單雙極閉鎖以及交、直流側短路故障時，不會給系統帶來穩定問題。With the increase of the electric power system capacity as well as the short lines, high currents will possibly occur in the transmission line when a fault happens at the end of the line. the iron core of the current transformer ( ct ) will become saturated easily because of the large current, or when the secondary load of the ct does n ' t match the 10 % error curve
隨著電力系統容量增大以及短線的增加，在電力系統線路末端發生短路時，有可能出現很大的短路電流；在很大短路電流的作用下，或由於電流互感器二次側負載與10誤差曲線不匹配等原因，電流互感器鐵芯很容易飽和。分享友人