接成迴路 的英文怎麼說
中文拼音 [jiēchénghuílù]
接成迴路
英文
loop-
Because the pt secondary loop voltage drop directly affects the accuracy of the electric energy measurement. after consulting a great amount of materials, the best method to reduce the pt secondary loop voltage drop was put forward based on analyzing the cause of which
由於電壓互感器二次迴路壓降直接影響電能量計量的準確性，嚴重時會危及電力系統的穩定運行，因此本文從分析電壓互感器二次壓降的形成機理入手，並提出最為合理的二次壓降治理方案。A mesoscopic transmission line composed with periodic series of lc circuits is studied in this paper
摘要研究由多個單元電感電容迴路周期性連接而成的介觀傳輸線路。The switches close the contacts and complete the circuit
這些開關可使接觸器接通電流形成迴路。Note : when regulator is installed above the line or in a veritcal line on steam service, the control pipe must have a loop to form a water seal to prevent steam from contacting the diaphragm
注：在蒸汽應用中，如果調節閥安裝在管道的上方或安裝在垂直管道上，則控制管道必須有一個迴路，以形成水密封，防止蒸汽接觸隔膜。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Based on above views, by analyzing power structure and building power system theory model, many important summations have been made which they followed : the texture of fdi is an none liner, many circle - roads and complex giant system which is made up by economics factors, political factors, systematic factors and the investors " psychological factors
以上述觀點為基礎，通過分析動力結構，建立國際直接投資動力機制理論模型，得出如下重要結論：國際直接投資地域結構是由經濟因素、政治因素、體制因素以及決策者的心理因素等共同作用下國際生產資本跨國流動動所形成的非線性、多迴路的復雜巨系統。The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced
論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況，在回顧電梯液壓控制系統節能技術的基礎上，介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理，分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式；詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計，重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容；最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。Evidently a connection consists of either a loop or a set of non-touching loops.
很顯然，一個合閘由一個迴路線組成，或者由互不接觸的迴路集合組成。The pt secondary loop voltage drop is a changing amount and has the characteristics of indirection and certain randomness. the second, according to the cause of pt secondary loop voltage drop, the different methods to reduce the pt secondary loop voltage drop were analyzed and the conclusions are draw as below : 1. changing bigger section wire and maintaining the connector plugs regularly can reduce the pt secondary loop voltage drop effectively, but ca n ' t guarantee which meets the relevant rules
首先，通過對電壓互感器二次壓降的形成機理進行分析，得出以下關於二次壓降的相關結論： 1 、電壓互感器二次壓降等於二次迴路阻抗和迴路電流的乘積； 2 、電壓互感器二次迴路阻抗分為元器件自身阻抗和接觸阻抗兩部分，且接觸阻抗佔主要部分，從而使得電壓互感器二次迴路阻抗具有動態特性，而且具有一定的隨機性； 3 、電壓互感器二次迴路電流與二次負荷和迴路阻抗大小相關，因而二次迴路電流也是變化的； 4 、電壓互感器二次壓降是一個變化量，且具有單向性和一定的隨機性。Data inputting and graphinputting module respectively achieve data inputting of first system and electric firstwiring diagram inputting ; secondary scheme design module realizes scheme design ofsecondary loops including control, protection, signal, measure, automotive equipment, operation electrical source and electrical source for substation and power distributionstation, using rule - cased reasoning of expert system ; protective relaying settingcalculation module realizes setting calculation for first equipments which aretransformers, circuitries, capacitors, and electromotors ; secondary equipmentselection module realizes type selection of secondary microcomputer integratedequipments ; graph making out module realizes secondary drawings making outautomatically representing design production using case - cased reasoning of expertsystem and the drawings can be edited and modified under the secondary developedautocad environment
數據輸入和圖形輸入模塊分別完成一次系統資料錄入和電氣主接線圖的輸入;二次方案設計模塊利用專家系統基於規則的推理實現變配電所各二次迴路的方案設計，包括控制、保護、信號、測量、自動裝置、操作電源和所用電源;繼電保護整定計算模塊實現主設備的整定計算，包括變壓器、線路、電容器和電動機;二次設備選型模塊實現二次微機成套裝置的型號選擇;圖形生成模塊利用專家系統基於實例的推理實現代表設計成果的各類二次圖紙的自動生成，生成的圖紙可以在二次開發的autocad環境下進行編輯和修改。The traditional train vehicles can complete these tasks depending on track circuits and by wireless mode, but the maglev vehicle only can complete these tasks by wireless mode, because when maglev vehicle is running, it usually does not touch with the track
傳統輪軌列車依靠軌道電路構成通信定位迴路，也可以通過無線方式與地面進行通信定位測速，而磁浮列車由於運行時不與軌道接觸，必須通過無線方式與地面進行通信定位測速。After the hydraulic connection to the circuit, the pipework must be bled carefully. use the safety and shut - off blocks described
當設備連接入工作迴路之後，請小心完成對各管道的操作。使用介紹的緊急閥。Panoramic mosaics method based on 8 - paramter planar homography usually has to overcome the accumulated errors, when a sequence images loops back on itself
基於8參數平面單應矩陣的全景拼圖方法，當圖象序列形成迴路的時候，必須要克服累積誤差，以保證全景圖首尾相接。Be installed in reflux pipe line, utilizing pressure difference to form the flowing loop ; sampling connector be 1 / 2 ” pipe ; vent pipe connector be 1 / 4 ” pipe ; installed with support
1安裝在迴流管路-利用壓力差形成流動迴路，采樣連接接頭為1 / 2管，排氣管道連接接頭為1 / 4 」管，支架安裝。On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully
高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。In every load node, load is processed as an equivalent grounding resistant, thus formulating a simple circuit. a refined genetic algorithm combined with the idea of tabu search used in distribution networks reconfiguration to reduce loss is presented in this thesis
其基本思想是將每一負荷都看作一個迴路，將負荷等效成一接地阻抗，再加上環路，共同形成迴路阻抗矩陣，進而迭代求解網路潮流。The experiment table equips a number of spare instruments, and plc also have a number of logic element. students can corporate some spare instruments to constitute more closely actual industry cycle, and compile the corresponding plc program, and fix the electric cycle to complete the auto - control of the hydraulic cycle
該實驗臺備有一定數目的備用液壓元件，同時可編程式控制制器也留有一定數目的備用開關量，學生可以自己增加元件組成更加接近實際工業應用的迴路，並自己編制其控製程序，並動手接線實現該液壓迴路功能。Integrated hydraulic system ( ihs ) offers many advantages including reduced connectors, size and complexity, and enhanced flexibility for installation and maintenance. it provides a cleaner, leak - free, less vibrant and more reliable solution to difficult machine control system problems. so it is widely used in such fields as mechanism, metallurgy, forging, aviation, space flight, shipping and soon
液壓系統採用液壓閥集成配置，可以顯著減少管路聯接和接頭，降低系統的復雜性，增加現場添加和更改迴路的柔性，具有結構緊湊、安裝維護方便、泄漏少、振動小、利於實現典型液壓系統的集成化和標準化等優點，因此廣泛應用於機械、冶金、鍛壓、航空、航天、船舶等各個行業。A fuzzy rule tab is formed. in hardware design, choicing 16 bit single - chip computer. designing singal input circuit. output driving circuit, power source circuit and forming an abs fuzzy control circuit. at last, linking the wheel modelling by virtue of 5196 simulation, experiment sesults ar e given
在硬體設計方面，根據系統選擇了16位單片機，設計出信號輸入迴路、輸出驅動迴路、電源部分，形成控制器電路圖並製成防抱死制動控制器，最後用串口通訊與雙輪車輛模型連接。The principle of the maglev train is quite different from the tranditinal train. because there is no michanical friction between the train and the rail, the communication via the loop of rail and wheels is unable to use
磁浮列車在工作原理和運行方式等方面不同於傳統的輪軌列車，車輛和軌道沒有機械接觸，無法由車輪和導軌組成迴路來完成數據通信。分享友人