故障形式 的英文怎麼說

中文拼音 [gùzhàngxíngshì]
故障形式 英文
failure mode
  • 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
  • 式 : 名詞1 （樣式） type; style 2 （格式） pattern; form 3 （儀式; 典禮） ceremony; ritual 4 （自然科...
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  1. The two - point to earth short fault may cause short currents whic h can lead to serious accident. so it is necessary to monitor the state of field windings of turbo - generator and detect the kind of fault and predict its inclination. thus the security level of power system will be improved

    由於發電機轉子兩點接地故障時會產生較大的短路電流，導致惡性事故的發生，因此對發電機轉子繞組進行狀態監測，判斷短路故障的形式和趨勢是十分必要，有助於提高系統安全運行水平。
  2. Expert system has many merits. it has the ability of heuristic illation, and can explain for illation and append new knowledge in the knowledge database. but it also has obvious shortcomings, such as, poor ablitity in ka ( knowledge achieve ), inefficient and incomprehensive. the artificial neural network has the ablitity of parallel processing, associative memory, distributed storage of knowledge and high robust etc. it also has perfect characteristics of self - organizing, self - adaptive, self - learning. it specializes in visualize ideation but is short of logic ideation

    專家系統在故障診斷領域得到廣泛的應用，專家系統具有許多優點，能利用專家的知識進行啟發式推理，能夠解釋其推理過程，並能夠不斷地、靈活地增加新的知識。但專家系統也存在明顯的缺陷：獲取知識能力差、效率低、范圍窄。可以說專家系統長于邏輯思維缺乏形象思維。
  3. This expression model was formally described in mathematical language to make it readily manipulated by computers through using the polychromatic sets

    利用多色集合理論對這種故障表示模型進行數學形式的統一描述，使之便於計算機的表達和操作。
  4. On the basis of analysis of the characters of high - pressure getting rid of squama water pump, for example rotating machine and running production, a system of online monitoring and fault diagnosis is developed

    =本文針對高壓除鱗水泵機組屬大型旋轉機械的結構形式及不間斷運行的生產特點，研製出一套高壓除鱗水泵機組在線監測和故障診斷系統。
  5. Based on the theories described above, calculation formula of general dimension of least square measure and multi - fractal fault diagnosis and analysis system have been established with borland c + + builder 5. 0, and checked by pure sinusoidal and cosine signal and sinusoidal signal with noise, and verified by the examples

    基於上述原理，建立了最小二乘法的廣義維數計算公式，用borlandc + + builder5 . 0編制了以廣義維數計算分析為基礎的多重分形故障診斷系統，並對標準的正弦信號、餘弦信號及帶有噪聲的正弦信號進行了驗證。
  6. When something in the efi system is wrong, the engine trouble lamp will be switched on, the failure can be signaled through the flashing codes for further checking and maintenance

    當電控燃油噴射系統出現故障時，發動機故障指示燈會被點亮，故障類別則以故障代碼的形式顯示出來，以便檢查與維修。
  7. It is demanded that the test - bed can dynamically display the parameters of tested device and its malfunction states, store the results of the test automatically, and print some characters and graphs in real time. besides, it should be provided with the many functions including multifarious testing records and malfunction information, automatic protection, presetting parameters, download and upload in real time

    要求本試驗臺可以動態顯示試驗對象參數和故障狀態，自動存儲試驗結果，實時列印文字圖表，有多種表達形式的試驗記錄和故障信息，有自動保護功能、預置參數功能、信息實時上傳和下載功能。
  8. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、選擇性強的保護形式，電力系統的發展使得電流差動保護應用於線路保護成為需要，而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先，本文對目前線路保護的研究和實際應用情況進行了討論和分析，比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次，針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺點，同時為加快差動保護的動作速度，對基於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析，結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護，對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。
  9. Secondly, introducing the image analyzing technology with reference to the disadvantages of the traditional ferr - graph analysis technology, and with the combination of characteristic parameter optimizing filtration so as to raise a description method of debris micro - morphologic character. thirdly, with the application of mode recognition method, completing the process of debris auto - recognition based on the collected information of the debris configuration characteristics ; and conducting the diagnosis on the aero - engine wear faults according to the theory of particle tribology. fourthly, introducing information fusion technology to solve the problem that a single method can not collect enough fault premonitory information to conduct the wear fault diagnosis, hence to conduct the research and exploration in the field of comprehensive diagnosis on the aero - engine ' s multi - fault premonitory information

    本文的研究工作主要包括以下五個部分：首先，介紹航空發動機常見的磨損故障類型，研究磨損故障的失效機理，分析磨粒的產生機理、分類以及形態特徵：其次，針對傳統鐵譜分析技術的缺點，引入圖像分析技術，再結合特徵參數優化篩選，形成基於圖像的磨粒顯微形態學特徵描述方法：然後，基於提取到的磨粒形態特徵信息，應用模式識別方法完成磨粒自動識別，並根據顆粒摩擦學的基本原理進行航空發動機磨損故障的診斷與定位：再后，鑒于單一方法不能提取足夠的故障徵兆信息進行磨損故障診斷，本文引入信息融合技術，開展航空發動機多故障徵兆信息綜合診斷方法的研究與探索；最後，基於航空發動機滑油光譜分析與鐵譜分析數據，應用時序模型、灰色模型以及組合模型進行磨損故障的預測方法研究。
  10. The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability ， insulation coordination ， electromagnetic interference ， but assault safety 。 in china ， the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network ， low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai ， beijing ， and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas ， such as zhuhai ， substations grounding with low resistance revealed some problems ， including power supply reliability rapidly dropping ， transmitting line often tripping ； and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance

    爭議點主要是在10kv電網接地故障的形式、消弧線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析，比較各方式的特點，然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型，在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下，對中性點經消弧線圈接地和經小電阻接地方式下電網的過電壓水平和接地點短路電流大小進行了數值計算，其計算結果與電科院所作現場試驗進行了比較。
  11. And a leveled systemic fault diagnosis model is established lastly. by laboring stretch - bending former system function demands, its condition monitoring contents and hardware testing platform are established. also, fault signals acquisition, examination and process methods are researched as well

    在詳細分析了轉臺式拉彎機液壓系統的組成結構、工藝特點和故障形式及特點的基礎上，確立了液壓系統狀態監測的內容，組建了系統測試的硬體平臺。
  12. It mainly includes following aspects : in this paper, firstly implication of wavelet analysis in signal harmonic component extraction is presented in detail, and on this foundation signal given frequency band component extraction method is proposed. then we investigate frequency aliasing phenomenon, reason why frequency aliasing phenomenon is easy happened when wavelet is implied in field of motor fault diagnosis, and frequency bands where frequency aliasing phenomenon is easer happened, and put forward approved morlet wavelet analysis method which can effectively alleviates frequency aliasing phenomenon. third we set up vibration signal detected system, design experiments to obtain three groups of fault signals : eccentricity fault, mixed fault of eccentricity plus mild rub, mixed fault of eccentricity plus moderate rub, and process these data using analysis method proposed in this paper

    首先對論文的選題以及相關背景進行了探討，並對相關的小波基礎理論進行了闡述，主要針對感應電動機的偏心故障和偏心+碰摩復合故障形式及相關的應用演算法進行了詳細探討，主要工作內容包括下面幾個方面:在論文中，首先對小波分析在信號的諧波分量提取中的應用進行了研究，在此基礎上，提出了信號的特定頻帶成分的提取方法;研究了小波分析的頻域混疊現象，探討了小波分析應用於電機故障診斷領域時易發生頻域混疊現象的原因，以及混疊現象較易發生的頻帶，提出了可以有效減輕頻域混疊現象的改進的morlet小波分析方法;搭建了振動信號檢測系統，設計實驗採集得到三組故障數據:偏心故障，偏心+輕微碰摩復合故障，偏心+中度碰摩復合故障，並對這些數據應用本文提出的分析方法進行信號處理，提取出的特徵參數可有效區分這兩種故障形式;研究了基於matlab和labview的混合編程方法，完成了電機故障檢測系統的軟體開發。
  13. This paper regards the copper electrolyze anode product line under electricity - hydraulic controlling as its researching object and studies the technology on hydraulic malfunction diagnosis thoroughly, it also analyzes integrate the methods of malfunction diagnosis and the malfunction forms of hydraulic components. basing on this knowledge, this paper designs a process surveillance system for hydraulic pump of anode product line

    本文以電液控制銅電解陽極生產線為研究對象，具體到生產線液壓系統的動力來源? ?液壓泵，對液壓故障診斷技術進行了較為深入的研究，對故障診斷的方法、液壓泵的故障形式進行了綜合分析，在此基礎上，設計了陽極生產線生產過程中液壓泵的監視系統。
  14. All the possible operation states are rationally incorporated into a practical state framework. load curtailment is the major criterion to classify states, as well as severity of failure mode

    認為各種故障形式和控制措施最後都以切負荷量的形式反映出來，因此將切負荷作為狀態定義的主要判據，兼顧個別嚴重故障模式和嚴重故障後果對系統運行的影響。
  15. Abstract : presents the model established for calculation of reliability of connecting rod fatigue strength, and stress analysis made with the connecting rod body of diesel engine, and the reliability calculations made with the connecting rod of 6200zcl diesel as an example for infinite life, and concludes that this method also suits other components with infinite life

    文摘:連桿的主要破壞形式是疲勞破壞，疲勞破壞是連桿按強度失效的主要故障模式.本文根據機構可靠性的基本原理，建立了連桿疲勞強度可靠性的計算模型.對直列式柴油機連桿桿身進行了應力分析，並結合6200zcl型柴油機連桿的具體實例，進行了無限壽命下的疲勞強度可靠性計算，所得結果與實際工程情況相符.闡明了所提供方法的具體應用，這種方法對其它壽命很長的機構構件同樣適用
  16. For synchronous generator, loss of excitation is a serious fault and the corresponding protection often refuse to operate or maloperate

    發電機低勵失磁故障是一種嚴重的故障形式，低勵失磁保護也是發電機保護的重點和難點。
  17. The development of technology of fault diagnosis for gear, fault forms, mechanism and characteristics of gear vibration, and common methods of fault diagnosis for gear are mentioned systematically

    系統闡述了齒輪故障診斷技術的發展狀況，齒輪的故障形式、振動機理和振動特點，以及常用的齒輪故障診斷方法。
  18. Based on the analysis of autonomous underwater vehicle ( auv ) sensor failure, diagnosis methods corresponding to three kinds of sensor failure are presented, that is, through that no sensor output for a long time to diagnose the fault of sensor signal gathered keeping unchanged, linear smoothing to solve the vibration of sensor signal, wavelet transform to inspect the broken sensor signal

    摘要在分析水下機器人傳感器故障形式的基礎上，對傳感器可能出現的三種故障形式分別給出了相應的診斷方法，即通過傳感器長時間採集不到數據來診斷傳感器信息保持不變的故障，線性平滑濾波解決傳感器輸出振蕩，小波變換檢測傳感器信息的突變。
  19. This article based on demand of production specially of that operator of production can master a little knowledge just to use it, research theory of artificial intelligence, motor fault mechanism and fault forms jooking for junction between artificial and motor fault diagnosis. further research expert system of motor fault diagnosis based on framewprk theory, seeking after motor fuzzy diagnosis and so on

    本文從生產實踐要求出發，針對生產操作者能夠不用掌握太多的專業知識也能操作，研究人工智慧的基本理論和電機故障機理和故障形式，尋找兩者的結合點。在此基礎上，重點研究基於框架理論的專家系統在電機故障診斷中應用，及探索電機模糊診斷等，在人工智慧在故障診斷作了一些探索，主要完成以下工作： 1
  20. Research motor fault mechanism, going to factory collect information of motors and motor faults, gather signals of fault motor. from framework this article aspect take understanding, analyzing and describing motor fault form, moreover using framework form to figure various fault information, build clear structure of repository

    研究電機故障機理，到工廠搜集電機及其電機故障信息，採集故障電機信號，從框架角度理解，分析和表示故障形式，並用框架表示法表示各種故障信息，構建層次結構清晰知識庫。
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