故障時間比 的英文怎麼說

中文拼音 [gùzhàngshíjiānbǐ]
故障時間比 英文
down time ratio
  • 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
  • 時 : shí］Ⅰ名1 （比較長的一段時間）time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 間 : 間Ⅰ名詞1 （中間） between; among 2 （一定的空間或時間里） with a definite time or space 3 （一間...
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  1. It shows the functional relationship between the instantaneous voltage and time. the intuitionism and particularity of the oscilloscope are outstanding compared with other electronic instruments. therefore, technicians in test and measure prefer to use it

    它以圖示的方式把電路中的瞬間電壓同時間的函數關系描繪出來，其測試的直觀性和細致程度是其它測量設備不可比擬的，所以是工程技術人員進行測試和故障檢修時的首選工具。
  2. The respective percentages of time when these scanners were in operation, inactive, under maintenance and out of order in the past year

    在過去一年該等機器的操作時間不操作時間維修及機器故障時間的百分比分別為何
  3. This paper put forward a method of using amending sine value in the spwm sine table. this method can correct the distortion of the output voltage waveform, which resulted from the dead time used to the voltage type whole bridge main circuit. the inverter system adopts digital fuzzy controller with feed forward correction and which proportion coefficient and integral coefficient is changeable, so dynamic response is improved

    本文提出了一種採用修補spwm正弦表值的方法，用以改善電壓型全橋逆變主電路因上下橋的功率器件切換時先關斷后導通的死區時間而引起的輸出電壓波形畸變；逆變系統採用帶前饋校正的變比例變積分系數的模糊控制器，提高了系統的動態響應指標；系統設計了完善的保護措施，並具有市電電網的故障診斷功能。
  4. Abstract : the responses of shaft bow and their relationships with unbalanceresponses and mechanical or electronic run out are analyzed based on the theory of rotor dynamics. the responses of shaft bow are separated from the unbalance responses successfully by making use of vibration information under different rotor runs. an identification method of thermal bend is presented based on the 2d - holospectrum technique. experimental results show that when bow phase is steady and amplitude is variable, the tangent of initial phase point on the 2d - holospectrum is parallel, which can be effectively used for diagnosis of bent shaft

    文摘:依據轉子動力學理論分析了柔性轉子彎曲響應的特徵，在此基礎上討論了它與不平衡響應及機械與電氣跳動量之間的關系，並利用轉子在不同起車情況下的振動信息，有效地分離了彎曲響應和不平衡響應，求解出彎曲量與不平衡量的比值.提出了轉子在恆定轉速下，基於二維全息譜技術的熱彎曲故障識別方法.研究結果表明，當彎曲量相位穩定而其幅值變化時，轉子響應的二維全息譜初相點的切線是相互平行的，由此可以有效地實現轉子熱彎曲故障的識別與診斷
  5. Without prejudice to any other provision of these conditions, to the extent permitted by applicable law, the customer shall not assert and waives any claim, including, without limitation, any claim arising against the bank on any theory of liability for special, indirect, consequential or punitive damages as opposed to direct or actual damages arising out of or in connection with these conditions, all agreements and transactions to which these conditions apply or are made subject to and the relationship between the bank and the customer at all times and for any damages whatsoever caused by or arising from, directly or indirectly, the error, failure, negligence, act or omission of any other person, system, institution or payment infrastructure

    在不影響此等條件內任何條文的原則下，並於適用法律容許的范圍內，客戶不得提出並且放棄任何申索，包括但不限於就下列事項所引起對銀行的任何申索： i由於此等條件一切適用或受制於此等條件的協議和交易，以及在任何時間銀行與客戶之間的關系所產生或因與此有關連而引起對任何特別間接相應或懲罰性的損害賠償與直接或實際損害賠償成對比的法律責任的任何理論，及ii因任何其他人士系統機構或付款架構的直接或間接錯誤故障失敗疏忽作為或不作為所引起或導致的任何損害的申索。
  6. So it is very important to investigate the inverse time characteristic of microprocessor distance protection. this paper emulates all kinds of faults of transmission lines by using emtp, and gets relative current and voltage sample values. then many distance protection thoughts and algorithms are adopted to compare each inverse time characteristic, better arithmetic and set thoughts are got

    本論文應用emtp進行輸電線路各種故障情況的模擬，采樣取得保護相關的電壓、電流數據；採用各種距離保護思想、演算法，採用c語言進行計算，比較各自的時限特性，得出反時限特性比較好的演算法及其整定思路；對于各種故障情況，應用相關整定思路進行離線計算，得出各種原理的時間距離特性。
  7. In accordance with the technological difficulties encountered in the process of insulation supervision based on the dissolved gases analysis ( dga ), several kinds of model and method are presented to improve the reliability and precision of fault diagnosis of the power transformer. main research content includes : by deeply studying the common transformer faults diagnosing methods, such as three - ratio methods and improved electrical committee agreements, several shortcomings such as uncertainness judgment when the fault reasons, phenomenon and principles come out together while can not consistent to each other etc. for this reason, the old methods can not fully meet the need to engineering practical application. considering fuzzy relationship matrix can fully represents the causality between fault symptoms and fault types, when diagnosing complex equipments with multiple symptoms and fault causes such as power transformer, a synthetic fuzzy diagnosing model is firstly proposed to diagnose transformer ' s insulation faults based on dga in this paper

    本文針對應用油中溶解氣體分析方法進行變壓器絕緣監督時所遇到的主要技術難點，提出了提高變壓器故障診斷的準確性、可靠性的幾種模診斷方法，主要研究內容有：通過對判斷變壓器故障常用的三比值法和改良電協研法的深入分析，其診斷準確率較高，但對故障原因、故障現象和故障機理間同時存在不確定性和模糊性的變壓器等電氣設備的故障診斷，難于滿足工程應用的需要；在處理變壓器等結構復雜設備的多癥狀、多原因故障診斷時，模糊關系矩陣可以全面反映這種癥狀與故障類型間的因果關系，進而提出了變壓器故障診斷的模糊綜合診斷模型；同時作者還深入分析了模糊運算元的特性；針對常用的模糊評判結果的模糊集的集化方法的不足性，提出了將模糊綜合診斷與模糊規則推理結合起來進行故障診斷的方法，能達到較好的效果。
  8. It combines boolean algebra expression with time information to describe behavior of a digital circuit. it has made substantive progress at path sensitization, power dissipation estimation, iddt and delay fault diagnosis. theoretically, it is necessary to establish some mathematical foundation in order to define distance, limit and continuity based on boolean process

    它將布爾代數與時間結合起來，為異步性描述提供了比較形式的理論基礎，並在通路敏化、電源消耗的計算、動態電流測試方法（ i _ （ ddt ） ） 、時延故障診斷等方面取得了實質性的進展。
  9. Oscillating displacement pump which may achieve a considerably longer trouble - free operation than a conventional diaphragm piston pump

    往復式容積泵，有比傳統隔膜活塞泵長的多的無故障運行時間。
  10. In this paper, through developing the 155m2ip system for shanghai dongzhou company, we introduce a part of the 155m2ip system - the implementation of online dual backup system, we named this system db155m2ip for convenient. the online dual backup system not only accords with the users ’ requests but also provides uninterrupted and real time service. in addition through testing, the hot swap time of online dual backup system between primary system and secondry system is very small. in this paper, it ’ s no more than 10 seconds

    本課題通過為上海東州公司研製的移動監控網關155m2ip系統，主要研究了其中的一部分? ?雙機熱備份子系統db155m2ip （ dualbackupsystemin155m2ip ） ，通過實際的運行測試， db155m2ip系統不但滿足了客戶要求，為客戶提供不間斷、實時的服務，而且該系統在主系統和從系統之間切換的時間比較短，從發現故障到切換時間小於10秒，很好地完成了客戶對系統切換時間的要求。
  11. In chapter 3, an improved pca is presented which calculates the principal subspace of data collected from current time window and compares it with that from data collected under a normal condition. both the improved pca and conventional pca are used to monitor the tennessee eastman process, the improved pca has better performance to detect weak process changes

    第三章提出一種改進主元分析法，在線檢測當前時間窗口內過程數據的主元子空間，並與穩態無故障數據的主元子空間相比較，以判斷是否發生了故障。
  12. Simulation and showing image of running system, so the following work must be researched : 1. firstly reliability of five - step ship gate control system scheme is analyzed applying fault tree analysis ( fta ), obtaining fault trees, and on the base of the trees, mean time between fault ( mtbf ) of different control schemes is calculated, at last several important points helping to reliability of system are obtained

    首次提出了應用故障樹分析法（ fta ）對五級船閘控制系統設計方案進行可靠性分析和評估，得到故障樹分析圖。以此圖為基礎，計算出了系統在不同控制方案時的平均無故障時間（ mtbf ） ，並對主要元器件進行重要度計算，比較出它們對系統故障的影響程度。
  13. Tiago monteiro : we had quite a good race actually until we had some gearbox issues and we lost a lot of time

    提戈亞-蒙泰羅：在遇到變速箱故障讓我們損失很多時間之前，我們實際上有一場很精彩的比賽。
  14. Juan pablo montoya spent most of his race stuck in the traffic, and was struck down by a mercedes - benz engine failure

    胡安-帕布魯-蒙托亞大部分的比賽時間都被堵在了交通之中，並因為梅德塞茲-奔馳引擎的故障退出了比賽。
  15. Enabling the transaction log archive mode to have the option to perform rollforward recovery in case of failure is excellent, but if the system is running out of transaction log storage space it might be better to disable the transaction log archive mode temporarily than let the system go offline

    為了防備出現故障，可以啟用事務日誌歸檔模式來執行前滾恢復，這是一個很好的做法，但是，如果系統的事務日誌存儲空間被消耗光了，那麼最好暫時禁用事務日誌歸檔模式，這比讓系統離線好。
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