短路運行 的英文怎麼說
中文拼音 [duǎnlùyùnháng]
短路運行
英文
short circuit operation- 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...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 行 : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
- 短路 : [電學] short; short circuit; cutting out; direct short; short out; short pass短路保護(裝置) sho...
- 運行 : move; be in motion; run; working; machine run; operation; corotation; propulsion (影片)
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The increasing proportion of distributed generation ( dg ) in power system will deeply affect the distribution network structure, the amperage, direction, and distribution of short - circuit current in the existing distribution network, and will thus affect the operation and control of the distribution network
摘要大量分散式發電的並網運行將深刻影響現有配電網路的結構、以及配電網中短路電流的大小、流向及分佈,由此給配電網的運行與控制帶來多方面的影響。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。The two - point to earth short fault may cause short currents whic h can lead to serious accident. so it is necessary to monitor the state of field windings of turbo - generator and detect the kind of fault and predict its inclination. thus the security level of power system will be improved
由於發電機轉子兩點接地故障時會產生較大的短路電流,導致惡性事故的發生,因此對發電機轉子繞組進行狀態監測,判斷短路故障的形式和趨勢是十分必要,有助於提高系統安全運行水平。Based on the analysis of the magnetic characteristics, an artificial nerural network can be built and the fault samples can be gained by theoretical arithmetic. the results of computation example show that the method can not only judge if shorted field turns exit but also estimate fault turns ratio
根據該結論構建了發電機故障診斷的神經網路,並直接獲得發電機在額定運行工況下對應的故障樣本,用於故障診斷,不僅對轉子繞組匝間短路故障的存在性,還對故障的嚴重性做出了正確的判斷。In verifying of relay protection sensitivities, a network portioning method combining with graphic interface is proposed. it can online track the varieties of network, accordingly it can satisfy real - time and emulation analysis of topological configuration. with the real - time network configuration and nodal admittance matrix analyzed, the short - circuit calculation is carried out ; by means of an expert system, the verification of protection sensitivities has been achieved
在網路拓撲在線快速跟蹤基礎上,進行實時結線分析並形成導納矩陣,同時將短路計算的理論運用於在線,將獲得的在線短路計算的結果同專家系統相結合進行保護靈敏度的在線校驗,最後通過友好的人機交互界面提供整個城市電網全部投運保護裝置的保護靈敏度狀況。Test of rated service short - circuit breaking capacity
額定運行短路分斷能力試驗After knowing fully the present situation of business operation of the golden cereal company and development characteristics in logistic - system field, the mathematics model of logistics system has been established in the article with the application of linear program method in operational research, as well as the strategy of minimum route in graph theory and the thought of transiting all over ; meanwhile, on the foundation of internet network technology and structure of b / s, the online optimization design and production of web page have been carried out for the logistic - system of the golden grain farming capital company with adoption of jsp ( java server page ) technology and sql server database technology
本文在充分了解金色谷農資公司的業務運行現狀和物流配送行業發展特點的基礎上,應用運籌學的線形規劃方法,以及圖論中最短路徑的策略和圖的遍歷的思想,建立了配送系統數學模型;並基於internet網路技術b s結構基礎上,採用jsp ( javaserverpage )技術和sqlserver數據庫技術,對金色谷農資公司物流配送系統進行了網上優化設計及網頁製作,研製開發了金色谷農資智能配送網。Topics covered include : sorting ; search trees, heaps, and hashing ; divide - and - conquer ; dynamic programming ; amortized analysis ; graph algorithms ; shortest paths ; network flow ; computational geometry ; number - theoretic algorithms ; polynomial and matrix calculations ; caching ; and parallel computing
課程主題包含了:排序、搜尋樹、堆積及雜湊;各個擊破法、動態規劃、攤提分析、圖論演演算法、最短路徑、網路流量、計算幾何、數論演演算法;多項式及矩陣的運算;快取及平行計算。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。The single - chip microcomputer control technology has been applied in the system to carry out monitoring and protective functions for the asynchronous motors controlled. combined with suitable peripheral interface, disposition and flexible software, the mcs can measure the current and voltage signals of the motors. based on the measurements, the computation, judgment and decision are made to implement the phase sensitive short circuit, overload, supply over - voltage, supply under - voltage, over - thermal, leakage lock - out and loss of phase protective function
系統採用單片機控制技術,完成所控制電動機的控制功能,並對所控制電動機的電壓、電流等信號進行檢測、計算、判斷和處理,實現短路、斷相、過載、欠壓、過壓、過熱、漏電閉鎖等保護功能,並提供本質安全型輸入、輸出介面,能與煤礦井下監測監控系統聯網運行。But the most frequent and harmful malfunction is short circuit all kinds of short circuit sometimes bring serious damage to industry and agriculture ' s production and people ' s life, because they can affect the well - balanced running of power system and consequently destroy the supply of electricity
在電力系統運行過程中,經常會發生各種故障,其中最為常見,且危害嚴重的故障就是各種形式的短路。因為短路故障會影響電力系統的正常運行,破壞電力的正常供應,給工農業生產和人民生活帶來嚴重危害。In using, the secondary winding cannot be short - circuited or operating over - load
使用時二次繞組不能短路及超負荷運行。In using, the secondary winding can not be short - circuited or operating over - load
使用時二次繞組不能短路及超負荷運行。This article details the arrangement relationship of independence, order, deflection order and the waterfall arrangement ways according to path number and running time, with the stress on the " trapezoid " arithmetic of batch process in parallel computer
摘要介紹了含有獨立、順序、有偏序關系的批作業的梳理,以及批作業按作業序列路徑數、運行時間長短排序的瀑布式方法,重點講述了并行機批作業執行時的「梯形」演算法。Concretely we discuss the application of the shortest path problem, traveling salesman problerm and project management method on the touring itinerary improvement of travel agency. furthermore, we explore the use of minimum spanning tree problem, overlaid problerm and maximum flow problerm on the touring itinerary improvement of scenic spots. and also enclosed detailed spreadsheet solutions
具體的,討論了最短路問題、旅行商問題和排程問題在旅行社線路優化中的應用;討論了最小支撐樹問題、覆蓋問題和最大流問題在旅遊景區線路優化中的運用,並在附錄中給出了詳細的電子表格解法。Observations obtained from overseas sources as well as from local networks are decoded and quality - checked for doubtful or erroneous data. short - range forecast fields i. e. 3 - hour forecast from 20 - km inner model and 6 - hour forecast from 60 - km outer model from the previous model run are used as first - guess or background in assimilating the latest observational data. objective analyses are then carried out and currently a three - dimensional optimal interpolation method is used to prepare the initial fields for the model forecast
天文臺從海外及本地網路取得觀測資料,經過譯碼后,便會進行質量控制檢查,把可疑和錯誤的數據剔除,然後利用上一次模式運行所得出的短期預報場,即20公里內模式的3小時預報及60公裡外模式的6小時預報,作為初估背景場,再注入最新觀測數據,進行客觀分析,以得出模式預報的初始場。The characteristic of anomaly traffics is that it breaks out without any omen and can destroy networks and computers in a short time ( for instance, the outburst of traffic behavior caused by specific attack programs or worm burst ). therefore, to detect anomaly rapidly and accurately is one of the precondition of ensuring the efficient network operation and detection of anomalous traffic has become the attractive and valuable subject in the present academic and industrial circles
異常流量的特點是發作突然,先兆特徵未知,可以在短時間內給網路或網路上的計算機帶來極大的危害(例如由特定的攻擊程序或蠕蟲爆發所引起的突發流量行為) ,因此準確、快速地檢測網路流量的異常行為,並做出合理的響應是保證網路有效運行的前提之一,也是目前學術界和工業界共同關注的前沿課題之一。With a resource, internet develops the bargaining " s scope and effectively shortens the bargaining " s time and reduces the bargaining ' s cost and distribution ' s running fare
作為一種渠道資源,網際網路擴展了交易范圍,有效縮短了交易時間,降低了交易成本和渠道運行費用。The advantages of using leo satellite are as following : on the one hand the satellite orbit is low, so the transmission delay is short, the power loss is small ; on the other hand the development of cell communication, multi - access, frequency multiplex and etc also provide a technique guarantee to the leo satellite - mobile - telecommunication. so the leo system is considered to be a satellite - mobile - communication system with a great future
低軌道衛星是一種運行於1000公里左右的高空中的人造衛星,利用leo衛星實現個人通信的優點在於:一方面衛星的軌道高度低,使得傳輸延時短、路徑損耗小,多個衛星組成的星座可實現真正的全球覆蓋,頻率復用更有效:另一方面蜂窩通信、多址、點波束、頻率復用等技術的發展也為低軌道衛星移動通信提供了技術保障。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。分享友人