故障機理 的英文怎麼說

中文拼音 [zhàng]
故障機理 英文
failure mechanism
  • : Ⅰ名詞1 (事故) event; incident; happening; accident 2 (原因) cause; reason 3 (朋友; 友情) fr...
  • : Ⅰ動詞(阻隔; 遮擋) block; hinder; obstruct Ⅱ名詞(遮擋物) barrier; block; obstacle
  • : machineengine
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  • 機理 : mechanisation; mechanization; mechanism
  1. What is mainly discussed in this dissertation is as follows : the fault mechanism and vibration frequency feature of hydroelectric vibration are analyzed, induced and reorganized. the select and placement of detecting positions of parameters such as vibration, swing and pressure pulsation are researched, and the corresponding sensors are selected to monitor

    本文主要進行了以下工作:分析、歸納和整了水電組振動的故障機理和振動頻率特徵,對組的振動、擺度和壓力脈動測點進行了選擇和布置,並選用相應傳感器進行監測。
  2. This paper adopts the thermodynamic method to on - line monitor the performance of the feed pump and on the base of the method develops the feed pump status monitoring system. the system has been applied to one power plant 2qomw unit and reached the good improvements of safety and economy for the unit operation. dai ri - jun ( feng zhen power plant ) directed by prof

    本文在充分研究給水泵效率在線監測方法和故障機理的前提下,採用熱力學法對給水泵進行性能在線監測,同時開發了狀態監測系統,並將二者合二為一,成功地應用於200mw組的給水泵,提高了組的運行的安全性與經濟性。
  3. Shorted rotor winding is a usual electric fault of synchronous machines. based on the analysis of fault mechanism especially the magnetic characteristics of tum - to - turn short circuit of rotor windings in turbo generator, the paper studies the diagnose method, which combines the traditional method with the intelligent method, to identify the fault and the severity

    轉子繞組匝間短路是一種常見的發電電氣,本文對其故障機理和磁動勢進行了分析,將傳統的方法和智能化方法相結合,對轉子繞組匝間短路的存在性和嚴重性進行了診斷。
  4. Research on output tube ' s breakage

    關于電視行輸出管損壞的故障機理分析
  5. Traditional fault tree analysis method is an effective method to analyze system reliability that is based on static logic and static failure mechanism. but it cannot be used to analyze the reliability of systems with dynamic random and dependency

    傳統的樹分析方法是基於靜態邏輯和靜態故障機理提出的一種有效的系統可靠性分析方法,但不適用於具有動態隨和相關性的系統的可靠性分析。
  6. Based on static logic or static failure mechanism, the traditional fault tree analysis is a effective method to analyze system reliability. but it can not be used to analyze the reliability of systems with dynamic randomicity and dependency, such as fault tolerant system, repairable system with redundance ( cold spare or hot spare ), sequence dependency system and system with spare pool

    傳統樹分析方法是基於靜態邏輯和靜態故障機理提出的一種有效的系統可靠性分析方法,不適用於對具有動態隨和相關性的系統,如容錯系統、冗餘(或冷、熱備件)可修系統、公用資源庫系統,具有順序相關性的系統的可靠性分析。
  7. Abstract : based on analyzing the fault mechanism for fire - loss bush of the main bearing in nd2 diesel engine, the paper firstly presents the relations between exciting source of vibration and fire - loss bush fault ; then introduces experiments on vibration detection and diagnosis of the engine ; finally, the results show that the condition of fault for the main bearing can bediagnosed through detceting the vibration of engine base surface

    文摘:在對nd2車柴油滑動主軸承燒瓦故障機理分析的基礎上,闡述了柴油的振動激勵源及特徵量與燒瓦之間的關系,並介紹了柴油的振動監測與診斷的試驗研究,試驗結果表明:利用座外表面的振動特性的變化可以診斷出車柴油主軸承的狀態。
  8. 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,但對原因、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診斷,難于滿足工程應用的需要;在處變壓器等結構復雜設備的多癥狀、多原因診斷時,模糊關系矩陣可以全面反映這種癥狀與類型間的因果關系,進而提出了變壓器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結合起來進行診斷的方法,能達到較好的效果。
  9. It can also determine the fault spot and reason. this technology has been used in some technological fields and proved efficient. it has promoted the revolution of maintance system and the historial protection is replaced by preventive maintenance. with this technology, we can improve the reliability of machine and decrease the maintance fee. recently, reserch has pick up a fervent pace in the area of fault diagnosis of electrical machines. the paper simply analyzes the fault reason of electrical machines, stressly describes and explores the methods of condition monitoring and fault diagnosis such as partial discharge, stator current, rotating speed, vibration etc. fault prognosis is now include diagnostic feature, reason, spot. prodigious improvement in signal processing hardware and software has made this possible. primarily, these techniques depend on locating specific harmonic components of the fault. these harmonic components are usually diffirent for diffirent types of faults. automated tools such as fuzzy logic based system is also simply presented in the paper

    本文從絕緣結構的故障機理入手,以絕緣結構的典型特徵? ?局部放電為研究對象,重點討論局部放電的在線監測方法、適用場合併比較它們的優缺點;在分析籠型異步電轉子斷條在線監測的定子電流監測方法后,根據其缺陷,本文探討了溫升不平衡法、希爾伯特變換數字濾波、小波包分析法的原及優點;以電軸承、氣隙偏心等為研究對象,通過對電振動和轉速頻率的檢測,診斷電類型;本文的重點工作是將人工智慧技術中的模糊技術應用於電的狀態監測和診斷中,力求使電診斷更接近人工智慧化;最後,本文對電狀態監測和診斷系統進行了硬體和軟體初步設計,為實現預測維修提供了有效的技術手段。
  10. The lower - band spectrum caused by unbalancing rotor and eccentric error of primary axes is analysised firstly. the vibration of basic factors and its features caused by the basic member are discussed, such as turbo - propellers, planetary - reducer and bearings

    首先分析系統中由於主轉子動靜不平衡、主軸不對中而激發低頻諧波成分的現象,而後討論螺旋槳、行星減速器及軸承的振動故障機理以及整振動綜合分析方法。
  11. The research on rotor dynamics takes a new look after introducing the theory of modern nonlinear dynamics. domestic and international scholars did a lot of research effort by the theory of modern nonlinear dynamics, such as bifurcation and chaos behavior on crack rotor system, vibration of oil film, rub - collision rotors, loosening foundation, catastrophe and gradation of rotor trouble. we got many important results, but most of research that focused on single deck rotors with singularity troubles, research coupling troubles of rotor systems is not enough

    目前,國內外科技工作者採用非線性論和方法對轉子系統進行了大量的研究工作,包括轉子系統裂紋的分岔與混沌行為及穩定性,轉子系統的油膜震蕩、碰摩、基礎松動的研究,轉子系統的慢變過程及突變的研究等,但是目前轉子系統多被簡化為具有某一單一的單盤轉子模型,對耦合多盤轉子系統的動力學行為和故障機理研究還比較少,而工程實際中的轉子系統模型更為復雜,耦合普遍存在。
  12. In this paper, based on the analysis of the fault mechanism, the dynamic system is introduced to establish the cause and effect network map of single fault, confirm the structure of system, and establish the equation of system dynamic model. the simulation soft - ware stella is applied to simulate the system model, the dynamic behavior and characteristic of the system have been analyzed

    的發生往往存在復雜的因果關系,本文在進行故障機理的分析基礎之上,運用系統動力學方法建立單一的因果關系圖,確定系統的結構,建立系統流圖方程式,並運用計算模擬軟體stella進行系統模擬,對其系統的行為模式和特性進行分析。
  13. Fan familiar fault types are summarized and fans failure mechanism is researched

    同時總結通風常見的類型,並深入研究通風故障機理
  14. The traditional on - line diagnosis methods are introduced, and the drawback of each method is put forward

    介紹了基於故障機理特徵的常用的在線診斷方法,比較了各種方法的優缺點。
  15. This paper consists of four related parts as follows : the first part is concerning about the fault mechanism and the fault characteristics

    本文的主要工作包括相互關聯的四個部分:第一部分研究發電轉子繞組匝間短路的故障機理
  16. By traditional methods, it is very hard to monitor and diagnose the bearings with low speed and heavy load because of its own special structure and operation features

    其原因一方面是由於其結構和工作條件特殊,故障機理復雜,狀態監測難度較大。
  17. This text with the fault diagnosis of the rolling bearing of the precise motorcycle, first, analyzed to rolling bearing ’ s failure mechanism and vibration characteristic

    本文以精密車滾動軸承診斷為背景,首先,分析了滾動軸承的故障機理和振動特徵。
  18. By reviewing the diesel engine fault diagnosis research, this paper illustrates the fault mechanism of diesel engine, studies the realization of the rsmfdde theory method, and establishes the rsmfdde system

    回顧了柴油診斷的研究背景,闡述了柴油發動故障機理,研究了實現rsmfdde的論方法,建立了rsmfdde系統。
  19. Because the mechanism of transformer fault is yet not clear and the instruments have some limitation, it is difficult to establish the math model of fault phenomena and causes

    由於目前對于變壓器的故障機理尚未清楚,以及監測手段存在一定的局限性,要建立現象與原因之間的精確數學模型是十分困昆明工大學碩士學位論文難的。
  20. To validate fault diagnosis method using data fusion integrated ann and evidence theory in pump fault diagnosis, this paper analyzes the common fault mechanism of piston pump, brings forward diagnosis domain, gives diagnosis

    為了驗證神經網路和證據論集成的數據融合診斷方法用於液壓泵診斷的有效性,本文分析了柱塞泵常見故障機理,提出了液壓泵的診斷域,建立了診斷的模型,並對診斷網路的結構進行了構造。
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