故障診斷時間 的英文怎麼說

中文拼音 [gùzhàngzhěnduànshíjiān]
故障診斷時間 英文
failure diagnosis time
  • 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
  • 診 : 動詞（診察） examine （a patient）
  • 斷 : Ⅰ動詞1 （分成段） break; snap 2 （斷絕;隔斷） break off; cut off; stop 3 （戒除） give up; abstai...
  • 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...
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  • 診斷 : diagnose; diagnosis; diacrisis
  • 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. The time - scale amplitude plot and phase plot based on hermitian wavelet transform are presented to singularity detection of signal. the corresponding relation relation between singularity and amplitude plot or phase plot is created. as successful application, fault of axletree damnify is found by means of this method

    提出了基於hermitian小波變換的時間?尺度幅圖和相圖來識別信號奇異性的方法，建立了信號奇異點與幅圖和相圖的對應關系，在軸承損傷故障診斷中取得了成功的應用。
  2. We illustrate the wavelet package analysis that can obtain the time - frequency distribution figure of noise signal, which can be used to define gray - image. through image - average, we can get the standard time - frequency distribution images of different main bearing gap. based on that, a main bearing wear fault diagnosis model using image matching is set up

    然後對圖像進行平均，得到主軸承在不同間隙狀態下的「標準」時頻分布圖，建立了柴油機主軸承間隙圖像匹配的故障診斷模型，匹配時所用的參數為兩幅圖像之間的歐氏距離。
  3. The importance of gearbox - fault - diagnosis consists not only in cutting time and cost of repairing, but also in raising diagnosing accurate, which improves repairing quality and acquires economic benefits dramatically

    研究齒輪箱故障診斷技術意義重大，不僅可縮短維修時間、降低維修成本，還可提高診斷準確性和維修質量，創造可觀的經濟效益。
  4. Diesel engine fault diagnosis based on bp neural network and time series analysis

    神經網路與時間序列分析的柴油機故障診斷
  5. During the infrared failure circuit detection system is diagnosing the electronic equipment, because the time and the place are different between the infrared thermal imaging device is diagnosing the standard electric circuit board and the infrared thermal imaging device is diagnosing the failure electric circuit board, the position of their infrared thermal image will take place the relative changing ( for example translation or revolves )

    在紅外電路故障診斷系統對電子設備診斷時，由於紅外熱像儀對標準電路板進行檢測的時間與地點和紅外熱像儀對故障電路板進行檢測的時間與地點的不同，導致它們的紅外熱像圖的位置會發生相對改變（如平移或旋轉） 。
  6. In connection with the difference and distribution characteristic of the samples in sample space rs based on dga, a new self - adapted weight fuzzy omean clustering model of fault diagnosis of the power transformer based on the potential function is proposed. meanwhile, from the aspect of geometry characteristic of fc - divided in s dimension sample space, a method is proposed for the purpose of getting an effective adjacent radius, adaptive cluster number c and original cluster center of x sample set. for the diagnosis sample x, the property measure and diagnosis rule are proposed, which under the condition of potential density function that determine c number of optimal fuzzy cluster p1

    根據以變壓器dga數據為特徵量的樣本空間各樣本差異特性以及樣本在空間r ~ s的分佈特性，首次提出了基於勢函數自適應加權的變壓器絕緣故障診斷的模糊c -均值聚類模型；同時，從s維樣本空間的f ~ c -劃分幾何特性出發，提出了一種求取樣本集的類勢有效鄰域半徑和自適應求取聚類數和聚類中心初值的方法；對一個待診斷樣本，設計了基於類勢密度函數意義下的屬性測度和診斷準則。
  7. To ensure safe and reliable operation. however, as unscheduled machine downtime can upset deadline and cause heavy fmacial losses, improvements were sought in the field of fault diagnosis. in 1970 ' s a new technology of electrical machines " fault diagnosis - condition monitoring has arisen. the technology could judge and diagnose the faults by advanced technology and analysis instrument when the machine is on - line

    70年代興起的設備故障診斷技術是一門新技術，它能實現設備在帶負載運行、不停機的情況下，通過使用先進的技術手段對設備狀態參數監測和分析，判斷設備是否存在異常或故障，故障的部位和原因以及故障的劣化趨勢，以確定合理的檢修時間和方案。
  8. 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。
  9. 4. describes the modeling, process performance monitoring, and fault detection for batch processes using multiway principal component analysis ( mpca ) method. and the dynamic time warping ( dtw ), which used to synchronize the time length of data trajectories observed is introduced

    分析了多向主元分析在間歇生產過程故障監測與診斷中的基本方法及動態時間錯位演算法在處理多批次數據同步問題中的應用，並在此基礎上針對間歇過程的復雜非線性特點以及控制系統的實時監測要求，提出了差分多模型以及滑動模型的故障診斷建模方法。
  10. The number of the hidden layers of mul - tilayer perceptrons ( mlps ) is analyzed, and three - layer perceptrons neural network is adopted ; by analyzing the mechanism of the neural cells in hidden layer, a method for combining genetic algorithm and bp algorithm to optimize the design of the neural networks is presented, and it solves the defects of getting into infinitesimal locally and low convergence efficiently, it can also solve the problem that it can usually obtain nearly global optimization solution within shorter time through using genetic algorithm method lonely ; several examples validate that this algorithm can simplify the neural networks effectively, and it makes the neural networks solve the practical problem of fault diagnosis more effectively

    對多層感知器隱層數進行了分析，確定採用三層感知器神經網路;通過對隱層神經元作用機理的分析，引入了遺傳演算法與bp演算法相結合以優化設計神經網路的方法，有效地解決了bp演算法收斂速度慢和易陷入局部極小的弱點，還可以解決單獨利用遺傳演算法往往只能在短時間內尋找到接近全局最優的近優解的問題;通過實例驗證了這種演算法能夠有效地簡化神經網路，使神經網路更加有效地解決實際的故障診斷問題。
  11. To conquer the problem of acquisition high effectiveness in analog circuit fault imformation, wavelet transform was researched in this paper to preprocess the fault signals. meanwhile, bp neural network diagnosis method based on wavelet transformation was proposed, this method can abstract fault feature effectively and decreases the dimension of imput vector. by this mean, the construct of neural network can be simplified and training time was economized, then the recognize ability of fault type was improved also

    為解決模擬電路的故障信息高效獲取難題，本文採用小波變換作為故障信號的預處理器，研究了基於小波變換預處理的bp網路故障診斷方法，該法能在有效提取故障特徵的同時，降低輸入信息的維數，從而進一步簡化了神經網路的結構，減少了其訓練時間，提高了辨識故障類別的能力。
  12. 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。
  13. Abstract : this paper introduces in detail the indication, reading and diagnostic state and methods of fault code. it can clear the faults in short time and ensure the normal working of engine

    文摘:詳細介紹電噴發動機故障代碼的顯示與讀法、故障診斷狀態、診斷方法；短時間內清除故障，確保發動機正常運轉。
  14. 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。
  15. It can efficiently reduce the time and cost of development and can provide support method, such as, optimizing design, real time simulation, failure diagnosis, on orbit management etc. this thesis base on vpm platform to build a coarse - grained virtual prototype of space station, mainly discussed : ( 1 ) the construction and expanding of vpm virtual prototype, a user model about space station has been programmed for vpm

    這樣可以有效的縮短研製周期、節約研製費用，並為實際運行提供優化設計、實時模擬運行、故障診斷、運行管理等支持手段。本論文基於虛擬樣機vpm平臺，建立了空間站粗粒度虛擬樣機，主要進行了以下的研究： （ 1 ） vpm虛擬樣機的構成、擴充。
  16. Fault diagnosis time

    故障診斷時間
  17. This thesis mainly studies to a few methods about the fault diagnosis of the rolling bearing, among them there are traditional and classic signal analysis method - the hour area analytical method and the frequency domain analytical method. mainly introduced the signal of the modern analysis method - time sequence analysis method

    本論文主要研究了滾動軸承故障診斷的幾種方法，其中有傳統的也是經典的信號分析方法? ?時域分析法和頻域分析法;主要介紹了現代的信號分析法? ?時間序列分析法。
  18. According to the phenomenon that some vehicles may come cross the starting difficulty after the engine running a period of time, the paper firstly analyzes, the practical meaning of engine cold start parameter for automatic testing and diagnostic systems, according to dempster - shafter amalgamation rule, requirement of proof, aining at concrete fact of breakdown diagnosing for engine cold start. conforming basic probability distribution function, it presents concrete realization for decision - making amalgamation arithmetic, completes for development of soft and hard wares of automation synchronous messure of engine cold start " s parameter

    針對發動機運行一段時間后，部分車輛就會出現起動困難的故障現象，本文首先分析了發動機冷起動參數自動測試與診斷系統的實際意義，根據dempster - shafer證據理論的融合規則、要求，針對發動機冷起動故障診斷的具體實例，構造了基本概率分配函數，給出了決策層融合演算法的具體實現方法，完成了發動機冷起動參數自動同步測試的軟體硬體開發。
  19. On the basis of fully analyzing current algorithms for mining frequent episodes from telecommunication alarm data, the thesis extends the current episodes rule discovery algorithm and makes it capable to find episodes rule with two - time bound and can be applicable for large set database. in order to make the discovered patterns fit for fault detection, mining multi - dimension episodes is proposed in the thesis

    論文在充分分析目前電信告警數據中的頻繁情節挖掘演算法的基礎上，針對故障診斷需要，提出了挖掘多維頻繁情節，使之能夠挖掘出具有兩個時間界限的頻繁情節規則，同時適合於大數據集挖掘。
  20. The advance of the technologies of the internet - based equipment remote condition monitoring and diagnosis system makes academe and enterprises overcome the differences of the time and the places, solves the difficulty of lack internet specialized personnel, enriches the research of the theory, and has the remarkable social and economic results

    基於internet的機電設備遠程故障診斷技術的提出使得學術界和企業界克服了時間和地點上的差異在一定程度上既可解決企業內專業人員相對較少的問題又有利於研究機構充實技術的理論研究，因而具有明顯的社會效益和經濟價值。
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