轉換故障 的英文怎麼說

中文拼音 [zhuǎnhuàngùzhàng]
轉換故障 英文
translation exception
  • 轉 : 轉構詞成分。
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 故 : Ⅰ名詞1 （事故） event; incident; happening; accident 2 （原因） cause; reason 3 （朋友; 友情） fr...
  • 障 : Ⅰ動詞（阻隔; 遮擋） block; hinder; obstruct Ⅱ名詞（遮擋物） barrier; block; obstacle
  • 轉換 : change; transform; convert; switch
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  1. 1, cut over a head : bring up to combine the applied technique most and early for the toshiba, and is also current usage to is the most extensive. he adopts a laser head, and prepare the different slice of 2 focal distances the sony for cut over, passing the conversion differently focusing the coming respectively reading dvd with cd, its shape looking with double head to resemble respectively, because can see two sets focuse the, laser head to interiorly can t see. he reads the signal quantity is higher, but because of want the conversioning to focuse the, therefore the cost belong to the inside and so forth of level, and recognize the dish speed slow, same the implicit mechanical trouble rate is high

    1切換雙鏡頭：為toshiba最早提出並應用的技術，也是目前使用最廣泛的。他採用一個激光頭，分別準備2個焦距不同的鏡片切換，通過轉換不同的聚焦鏡來分別讀取dvd和cd ，它的外形看起來與雙頭的sony相似，因為只能看到二組聚焦鏡，激光頭在內部看不見。他讀取信號質量較高，但由於要轉換聚焦鏡，所以成本屬于中等水平，認盤速度較慢，同樣隱含的機械故障率比較高。
  2. In the part of detector, it mainly introduces the design of liquor tubes, heater, pressurize, and thermocouple ; in the part of controller, this design uses tms320lf2407 as the cpu. the design part mainly introduces controller circuit design which mainly contains data collection circuit, prepositive magnifying circuit, a / d convert circuit, failure self - diagnosis circuit, the tms320lf2407 interface circuit, temperature control circuit, display circuit, 4 ~ 20ma standard signal output circuit ; in the software part, it mainly introduces software chart of main program and partly linearization subprogram design

    檢測器部分重點介紹了導流管的設計、加熱器的設計、密封技術的設計以及測溫電路的設計;控制器部分以tms320lf2407為核心，重點介紹了控制器電路設計，主要包括數據選擇電路、前置放大電路、 a / d轉換電路、故障自診斷電路、 tms320lf2407介面電路、控溫電路、顯示電路、 4 20ma標準信號輸出電路共八個部分;軟體設計重點介紹了主程序軟體設計及分段線性化子程序設計。
  3. Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method

    在本設計中，採用高速的dsp處理器，實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法，實現了大電流信號的驅動輸出;採用485總線技術，組建了裝置主機與多探測器之間的主從式通訊網路，實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路，採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術，實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元，設計了人機信息交互的介面;採用了模塊化的軟體設計方法，開發了裝置主機及探測器的軟體程序。
  4. In the second method, wavelet transform is combined with modal transform, and transient travelling - wave signal is used. after three phase signals are decomposed into their modal components, the wavelet transform coefficient of ground mode can be used to identify approximate position of fault, and the wavelet transform coefficient of aerial mode is used for identifying arrival time of traveling - wave

    第二種方法將小波變換與模式變換理論結合起來，採用的是暫態行波信號，首先將三相信號轉換成模式分量，零模分量的小波變換系數用於判別故障的大致位置，然後利用線模分量的小波變換系數來確定行波到達時間。
  5. Broken rotor bars fault diagnosis of induction machines based on wavelet transformation of electromagnetic torque

    基於電磁轉矩小波變換的感應電機轉子斷條故障診斷
  6. According to the time variation and feature extraction difficulty of rotating machinery vibration signals, the rule of choosing wavelet basis function and wavelet denoising soft - thresholding value is proposed after making further research on wavelet transform technique, using for denoising rotating machinery vibration signals the conception of " energy " is proposed, based on the theory that signals energy in all frequency can be affected by faults deeply, to construct feature vectors of rotating machinery vibration signals which can give a convenient disposal way to fault feature extraction and fault intellectual diagnosis

    針對旋轉機械振動信號的非平穩性及特徵難以提取的特點，通過對小波變換技術的進一步研究，提出旋轉機械振動信號處理的小波基函數選擇原則及小波包消噪的軟閥值原則。利用小波包變換對旋轉機械振動信號進行消噪處理和特徵提取。並以「能量」為元素，構造旋轉機械振動信號的特徵向量，從而為旋轉機械振動信號的故障特徵提取以及后續的故障智能診斷提供了一種便捷的處理方法。
  7. The algorithm is also applied in the broken rotor bars detection in squirrel cage induction machines, which is dependent on detecting the twice slip frequency modulation due to the speed or torque in the stator current, and the rotor bar faults can be detected effectively without some preprocessing

    指出可以利用信號的小波脊線來提取頻率隨時間連續變換的信號的瞬時頻率，並將該瞬時頻率提取演算法成功地應用到異步電動機定子起動電流信號的分析中，有效地提取出了轉子斷條故障特徵。
  8. Based on the research project of my tutor the application of a new unified power flow controller in extra high voltage transmission lines operated in two phases, the existing principle of upfc and methods of the transmission lines operated in two phases, put the new upfc into hai - jin - jia 330kv extra high voltage transmission lines based on perfecting the framework of main net located in west of river in gansu which can improve the quality of electric power and ensure power transmission or transfer between the main net of gansu and the area of west of river

    本文綜合分析了海-金-嘉330kv超高壓輸電線路在正常運行和故障情況下的諸多問題，在upfc的現有成果和非全相運行現有方案的基礎上，結合導師的研究課題? ?新型統一潮流控制器在超高壓輸電線路非全相運行中的應用。提出在完善甘肅河西主網架結構的基礎上，將新型的upfc應用於海-金-嘉330kv超高壓輸電線路，可以較好的解決電壓質量問題，確保甘肅主網與河西地區電網的功率傳輸、轉換。
  9. To ensure an uninterrupted operation of communications facilities such as the exchange, we normally use the diesel generator engine unit ( dgeu ) as the backup power. once there is a break in municipal power pipes, dgeu is immediately brought into operation through ats to feed communications facilities, thus guaranteeing a sound offering of telecom services

    為保證交換機等通信設備的不間斷運行，一般多採用柴油發電機組做為自己的備用電源，一旦市電發生供電故障，即刻啟動柴油發電機組，通過市電油機轉換屏（ ats ）進行切換，由柴油發電機組對通信設備提供電源，以保障電信業務的正常運行。
  10. The research about the non - invasive inspection of pcb that is based on ir image is introduced. the detection principle, the components of hardware and software are introduced in this paper. some key technical problems and the project of software are presented in detail : graphics of user interface ( gui ) of the projection, gray scale transformation ( gst ), image contour extraction through edge detection algorithm based on the approaching contour optimization, image registration based on corner detection, the position of hidden trouble pcb through add - minus algorithm image

    本文介紹了利用紅外圖像對印製電路板進行不接觸式故障檢測的系統研究，主要介紹了本系統的檢測原理，硬體組成及軟體的製作，其中詳細地介紹了軟體的製作過程以及其中的幾個關鍵部分：本系統的人機交互界面；圖像的灰度轉換；基於最優輪廓逼近的邊緣提取演算法進行輪廓提取；基於角點檢測的圖像配準；用差影法得到故障電路板的故障隱患或故障部位。
  11. With function module design method, the system interface design is completed ; by application of network function, the data is communicated to main - computer in order to retroactively supervisor product quality and to monitor local manufacture. through inspection of response of plc, the problems of dada efficacy and malfunction alarm in icc - plc communication are solved ; with adding symbol - bit, the exact conversion of receiving and sending data is realized

    通過採用功能模塊設計的方法，完成系統界面設計;運用網路功能，將現場的有用數據上傳到信息中心的主計算機，以便產品質量的追溯管理，同時通過信息中心的主計算機也可以實時掌握生產現場的情況，實現輻照小車運行的動態監視，從而實現生產的自動化管理;通過檢測plc的應答信息，解決工控機與plc之間通信的數據效驗和故障報警難點;通過採取加標志位的辦法，實現數據收發的準確轉換。
  12. First we collect signals by shake and infrared temperature sensor, transfer them to computer by a / d instrument, dispel zero excursion of sensor and in - linearity of a / d transformation, save them in the form of data file. then transfer them to matlab, analyze and dispose by wavelet function and toolbox. by lot of experiments and data analysis we find distinct change of the character in different fault states

    然後，我們在現場對砂光機進行實驗，利用振動及紅外線溫度傳感器現場實時採集信號，通過a / d采樣卡送入計算機中，採用逆向建模的新方法來消除傳感器零漂及a / d轉換的非線性，再以數據文件形式保存，然後在matlab中調用數據文件，應用小波函數及工具箱對其進行處理分析，經過大量的實驗及數據分析發現在不同的故障狀態下，特徵量有明顯變化。
  13. The feasibility of using mallat algorithm to extract the feature component of rotor bar faults is discussed, and we find that mallat algorithm is not suitable for rotor bar faults detection because of the similar representations of the fault and the normal signals

    分析了應用mallat小波變換快速演算法提取轉子斷條故障特徵的可行性，指出由於故障信號與正常信號在時頻域上的表現非常接近，僅使用基於頻帶劃分的多解析度分析方法的mallat演算法難以提取出明顯的轉子斷條特徵量。
  14. Its major task is to switch o d, to guide tracking, to record, display and print real - time tracking information, to carry out automatic detection of system faults, to receive standard outer time signal, to produce simulative time, to monitor and process some variable from the radar system, etc. with the rapid development in national tt & c sector, the former digital system is showing more and more malfunctions and getting increasingly incompetent to the requirements of new tt & c missions

    其主要任務是：軸角至數字的轉換編碼；數字反引導；實時跟蹤測量信息的記錄、顯示、列印；對系統進行故障自動檢測；外時統信號的接收處理和模擬時統信號的產生；對雷達系統中某些狀態量和模擬量的監視和處理等等。
  15. Furthermore, the strongly functional programming language labwindows / cvi is well used. the paper is based on the deep analysis of rolling bearing identification technology which is made up of analog instruments. a suit of rolling bearing identification signal virtual instrument has been found with which some representative failure of gb6309 type of rolling bearing on the omnipotent lab desk in testing laboratory have been measured and diagnosed

    本論文在深入分析研究以模擬儀器為基礎的滾動軸承診斷技術的基礎上，應用現代先進的虛擬儀器技術，合理選用傳感器、信號調理器及a / d轉換板等硬體，採用具有強大功能的虛擬儀器編程語言： labwindows / cvi平臺，編寫了一系列功能軟體和軟面板，成功地研製和組建了一套滾動軸承信號識別及工況監測虛擬儀器，並利用所研製的虛擬儀器，在測試實驗室萬能實驗臺上對若干gb6309型號深溝滾動軸承的幾種典型故障進行了實際檢測與診斷，收到了滿意的效果。
  16. In hardware design, an integrated multi - center a / d chip is for input signal conversion, cpld and arm empu are the core of fault diagnosis system and information processing. host computer is connected with the system through network technology - which owns certain advantages such as wide range of input signal, powerful processing ability and low power consumption ; also it can be extended as a remote portable terminal

    在硬體設計上，採用集成多通道a / d轉換晶元完成輸入信號的轉換，使用大規模可編程邏輯器件和高性能嵌入式處理器作為故障診斷系統控制和信息處理的核心，採用網路技術實現診斷系統與主機的連接，系統具有前端輸入信號范圍寬，處理能力強，功耗低，可擴展為遠程診斷系統便攜式終端等優點。
  17. We also give the reliability analysis of cold -, warm standby repairable system of two components with continuous lifetime switch and priority, under the condition that the operating time and maintained time of the two components and the lifetime and repair - time of the switch are all exponential distributions. all the variables are independent, and the lifetime of operating components have nothing to do with its maintained time, and the failure components and switch can be as good as new after repair

    對于由兩個不同型部件組成的、有優先權的、開關壽命為連續型隨機變量的冷、溫貯備可修系統，本文在兩部件的工作時間、維修時間以及轉換開關的壽命和修理時間均服從指數分佈、所有隨機變量均相互獨立、工作部件的壽命分佈與其貯備時間無關、故障部件和轉換開關均可修復如新的情況下作了研究。
  18. Norecovery takes the database into the restoring state. this guarantees that the database does not change after the tail - log backup. the log is truncated unless the no truncate option or copy only option is also specified,

    當需要對某個文件執行離線還原以便與數據庫匹配時，或按照計劃故障轉移到日誌傳送備用服務器並希望切換回來時，會用到此操作。
  19. A fast algorithm for wavelet transform is also proposed and applied in the extraction of the phase change rate for complex wavelet transform of stable - state stator current, which can detect broken rotor bar faults effectively

    本文將該快速演算法應用到電機穩態電流信號復值小波變換的相對相位變化率提取中，用以診斷異步電機的轉子故障。
  20. The paper point outs that how to distinguish load oscillation and rotor bar faults is still the essential problem up to now, and a method based on wavelet transform to solve the problem is proposed

    在電機轉子故障檢測中，診斷效果常受負荷波動的影響，本文提出了基於小波變換的負荷波動判定方法，它能明顯地區分出電機的轉子斷條與負荷波動，提高了轉子故障診斷的可靠性。
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