short-out circuit 中文意思是什麼
short-out circuit
解釋
簡化電路-
Hunan aero - magnetoelectricity co., ltd ( short for am following ) is a state - owned enterprise with production value of a hundred million yuan per year. with the expanding scale, converting operation system and more extensive competition, the corporation has more commands in information, and tries to improve the enterprise manage efficiency and lever even the core competition by the means of all - round carrying out the erp system, introducing advanced modernized management, optimizing and reforming the enterprise organizing structure and operation circuit
湖南航天磁電有限責任公司是一個年產值近億元的國有企業，隨著公司規模的不斷擴大，運行機制的轉變，市場競爭的加劇，公司對信息化的需求越來越高，希望通過實施erp系統，引入先進的現代化管理，對企業組織結構、業務流程的優化和組合，全面提高管理效率、管理水平，並最終提高企業核心競爭力。 -
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。 -
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。 -
The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either
在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。 -
Be careful ! a short circuit will blow out the fuse
小心!短路會燒壞保險絲的。 -
Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead
通過分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔滴過渡的特點，發現其電弧過程行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速度一定的情況下，通過調節焊接迴路中的電感量和電源電壓，可以改變電弧的過程行為形式.若電弧過程呈「燃弧?熄弧?短路」交替進行，並且熄弧時間最短時，短路過渡頻率最高，在這種情況下，飛濺小，焊道成型好，焊接過程穩定 -
Through developing a 2 - dimensions heat transfer model of buried pipe - in - pipe heat exchanger and simulating the process by computer, the author figures out inter - relations of factors which influence characteristics of buried pipe - in - pipe heat exchanger, such as pipe diameter, pipe length, ratio of pipe diameters, flow rate, inlet water temperature, patterns of water inlet and outlet, and material features made of pipe, and proposes some optimizing indexes of buried pipe - in - pipe heat exchanger. the author studies the " heat - - short circuit " phenomenon as well and gives < wp = 5 > some important results
本文通過建立地下套管式埋管換熱器傳熱過程的二維傳熱模型，並藉助計算機對分析結果進行解析，弄清了影響埋管換熱器性能的管徑、管長、管徑比、通過流量、進水溫度、進出水方式以及管材等參數的作用，並提出了相應的優化指標，對研究界懸而未決的「熱短路」問題也進行了細致分析，得出了有關結論。 -
Manipulation that any metal into the cmp battery connection or the power supply fan - out, and cause short - circuit, at this time, the battery can protect it automatically quickly, the condition of short - circuit will vanish, and the battery get right automatically and work properly, which means 100 % safe of protecting the laptop
任何金屬對cmp電池介面或電源輸出端操作短路時，電池都會自動快捷的保護起來，短路狀態消失，電池自動恢復正常工作不鎖死，即保證筆記本電腦的100 %安全 -
To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed
利用集成a / d 、 d / a轉換器的新型晶元aduc824 ，實現了電流（電壓）采樣?數據處理?電流控制的閉環控制結構；地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題；控制信號反相的同時進行幅度壓縮，使得輸出調整電壓的解析度提高；根據常規的比例?積分?微分（ pid ）調節模型，針對陀螺系統的特性，給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法；不同條件下系統穩流性能的對比、分析在論文最後給出，並據此找出了決定該系統穩流精度的關鍵因素，提出了系統的改進意見。 -
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。 -
Clk - proliferation cyclone applicable to the collection of non - fiber drying of granular dust is the main characteristics of a conical dongshen, thus reducing the dust since the dongshen gas exports to the centre to short - circuit the possibility and install a conical reflector screen to prevent the two air separation will have to roll up the dust down, brought out by the increased flow, thereby enhancing the efficiency of dust
Clk擴散式旋風除塵器，適用於捕集乾燥的非纖維性的顆粒狀粉塵，主要特點是筒身呈圓錐形，因而減少了含塵氣體自筒身中心短路到出口去的可能性，並裝有圓錐形的反射屏，防止兩次氣流將已經分離下來的粉塵重新捲起，被上升氣流帶出，因而提高了除塵效率。 -
Based on the activex technology, electric component menus and toolbars are created in this paper, with which a net wiring diagram for power electronics system is drawn. take advantage of autocad events, it is easy to fully carry out the consistency between graphics and data, from which users can manage databases and visual operation on graphics. the graphics about short - circuit current distribution and protection coupling are auto - drawn by using the autocad entity and text objects
本文採用activex技術，創建電氣元件菜單和工具欄，方便用戶繪制電力系統網路接線圖；利用autocad事件，實現圖形數據的一體化，從而可以使用戶在圖形上操作和管理數據庫以及計算的可視化操作；利用autocad的圖形和文本對象來自動繪制短路電流分布圖和保護整定圖。 -
Generator out of operation due to short circuit
發電機不工作因短路。 -
All the electric safe protection devices now being used function only one time protection when the equipment is out of order, i. e., they can ' t delay the on / off of 220v. once industrial equipment, household appliances and instruments and meters have troubles in mechanism or electronic elements because of overflow, overload, overheat or short circuit and furthermore, one time overheat switch can ' t start to function, there is no second protection device that will cut off the circuit timely, accurately and quickly, to protect the electric equipment
根據消防部門統計，我國目前電器引起火災屢見不鮮（見1999年8月31日上海文匯報第12版報導經消防部門統計，我國目前電器引發的火災，高居火災起因為第一位） ，如以相同用量相比，我國觸電導致死亡人數是發達國家幾十倍甚至上百倍，而且這類事故的發生很大程度是與劣質電器元件有關。
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