進展性故障 的英文怎麼說

中文拼音 [jìnzhǎnxìngzhàng]
進展性故障 英文
evolving fault
  • : 進構詞成分。
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 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
  • 進展 : evolve; march; make progress; make headway
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  1. The fractal theory application to fault diagnosis is tried in order to overcome the defec t of wavelet transform to nonlinear signal analysis and complicated machine diagnosis, including the concept, function and application about fractal dimension and the process of applying it to analyze the libration signal of rolling bearing and engine burning

    針對小波變換分析復雜非線機械繫統時表現出的力不從心,又嘗試探討了分形理論在診斷領域中的應用,討論了分形維數的概念、物理意義和應用,並通過滾動軸承和發動機燃燒振動信號的分析例示探討和示了應用分形方法診斷的方法和過程。
  2. Therefore, this dissertation based on the pre - research defense projects of “ research on longevous service and high reliability of satellite ” of the national tenth - five - year plan, study the method of uncertainty inference, and the application of rough set theory in the development of the satellite fault diagnosis system, the main content of this dissertation is as follows : first, this paper incorporate the status in quo of the technology of fault detecting and diagnosis and the artificial intelligence ( ai ), realize the newest trend of the technology of fault detecting and diagnosis is that using the technology of artificial intelligence to solve the certainty and uncertainty problem in the actual engineering area

    為此,本文以國家武器裝備「十五」預研「衛星長壽命高可靠技術」研究項目為背景,研究不確定推理理論中的粗糙集理論在衛星檢測和診斷中的應用,並開發相應的系統。主要研究內容包含以下幾個方面:論文首先結合診斷技術及人工智慧技術的發現狀,明確了診斷的發方向是使用人工智慧的最新研究成果去解決實際應用中更為常見的各種確定和不確定問題。分析了解決不確定推理技術的主要方法及各自的原理並行了比較。
  3. Fast algorithms of both discrete and orthonormal wavelet and wavelet packet coefficient are diagrammatized to be introduced. daubechies wavelet is applied to help to discuss the application and test on signal filtering and noise reduction with the principle and threshold implementation ; the basic principle to pickup the fault characteristics is introduced mainly about the relations between the maximum module and signal saltation point and how to characterize the saltation point with lipschitz exponent

    示了離散正交小波變換的mallat快速演算法和小波包系數分解的快速演算法;重點應用daubeches小波探討了小波變換在信號濾波去噪中的應用和實驗,闡述了其基本原理和通過閾值化處理實現濾波的具體方法;探討了用小波變換特徵提取的原理,說明了小波變換模極大值和信號突變點之間的關系以及怎樣用李氏指數來表徵突變點的質。
  4. 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、選擇強的保護形式,電力系統的發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,對基於分量瞬時采樣值電流差動保護的原理、判據、動作特等作了討論和分析,結果表明基於分量瞬時采樣值電流差動保護在可靠、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行了分析和評價。
  5. As a result of the heightening of mechanical operation speed and the application of new materials and new structures, the nonlinear dynamic behavior in rotating machines is becoming increasingly outstanding and important. nonlinear dynamic phenomena in rotating machines cant be described, explained and predicted by rotordynamics based on linear system theory. along with the deepening and permeating of nonlinear scientific research, the nonlinear vibration of rotor systems has become an attractive field in recent years. from a point of view to set up the distinct corresponding relations between vibration states and failures of rotating machines, main advances in the research of rotor nonlinear vibration are summarized, and typical nonlinear dynamic phenomena and their forming mechanism are also summed up in the paper. the aim of the paper is to enrich the diagnostic knowledge base of rotating machines. 55refs

    由於機械運轉速度的不斷提高和新型材料、新型結構的推廣應用,旋轉機械的非線動力學行為日顯突出和重要.基於線系統原理的轉子動力學理論與方法難以對實踐中出現的豐富的非線動力學現象作出準確的描述、闡釋和預測.近年來,隨著非線科學研究的深入和滲透,轉子系統非線振動已成為應用力學和機械工程領域的研究熱點之一.從有利於建立旋轉機械振動狀態集與集之間的映射關系出發,綜述了近年來轉子系統非線振動研究的主要,總結了轉子系統中出現的典型非線動力現象及其產生機理,目的在於豐富旋轉機械診斷知識庫.參55
  6. With the development of power system, on one hand, the capacity of the power system is increasing very rapidly and the system current becomes larger and larger. on the other hand, with the optimization of the administration and allocation of the power energy, the traditional ct can ’ t meet the demand. our company ’ new product ( vsm ) is very urgent to develop a new type of ct to meet such requirement

    現代電力系統的容量在不斷加大,系統電流值不斷增加;並且對電力系統的輸配電自動化要求也越來越高,需對電力系統的運行行在線監測、實時控制、預測、保護、通訊等,傳統的電流互感器越來越難以滿足電力系統的發,因此,在電力控制保護和監測中起樞紐作用的電流傳感器提出了小型化、高可靠、智能化的要求。
  7. In the first session the fans vibration on - line monitoring system is realized with vc language, also compile auto power spectrum density function, cross power spectrum density function, autocorrelation function and cross correlation function etc spectral analysis function to carry through simple offline fault diagnosis

    首先用穩定強、擴好的vc + +語言開發了通風機振動在線監測系統,並編寫了自功率譜密度函數、互功率譜密度函數、自相關函數和互相關函數等頻譜分析函數來行簡單的離線診斷。
  8. At last, combining the fault - tolerant character and robustness in the biological evolution process of bio - systems with formal control methods, regarding niche as a rear parameter of fuzzy t - s system, this paper forms a fuzzy t - s system based on biological traits and proposes a fuzzy fault diagnosis method based on biological redundancy

    最後,本文將生物系統生物化發的容錯能和魯棒與常規的控制方法相結合,將生態位作為模糊t - s模型的後件,建立了基於生物特的模糊t - s模型,提出了基於生物冗餘特的模糊診斷方法。
  9. With the high development of the quantum circuits, the testability of the circuits will become a very serious problem. the method of testability design for rt circuits is proposed in the end of this paper, which has high testability and low hardware cost. only adding one extra mos transistor and two control ports, it can detect all open and short faults in rt circuits

    隨著量子電路的飛速發,由於其本身所特有的高集成度特點,電路的測試必然會成為越來越嚴重的問題,因此論文在最後就電路中常見的開路、短路提出了rt電路的可測試設計方法,並針對具體的mobile電路行了可測試設計, pspice模擬結果表明達到了可測試的目的。
  10. The writer bases her research work on the most popular grid middleware globus toolkit, and takes grid platform of fault - handling of electric power as the application background, and her work includes : ( 1 ) researching into grounded theories of grid and key technologies of grid information service, and analyzing thoroughly the bottom implementation mechanism and related function interfaces of mds in gt3. 2 ; ( 2 ) analyzing the shortage of traditional fault - handling system of electric power, and putting forward the necessity of importing grid technology into this application domain ; ( 3 ) doing a thorough application analysis for the grid platform of fault - handling of electric power, and bringing up the architecture based on globus toolkit for this application domain, and then locating focus on the information service, finally designing and implementing the service information management module ; ( 4 ) successfully installing, configuring and testing gt3. 2 under the linux operation system, and establishing a simple virtual organization as a simulative grid environment ; ( 5 ) designing testing instances fit for the simulative grid environment, and developing grid services for testing related functions ; ( 6 ) summarizing the writer ' s research work, looking forward to the developing directions, and settling the base of succeeding work

    本文的研究工作圍繞網格信息服務開。作者以現有主流網格中間件globustoolkit為基礎平臺,以電力處理網格平臺作為應用背景,行了以下研究工作: ( 1 )對網格基礎理論和網格信息服務的關鍵技術行了研究,並深入分析了gt3 . 2中mds的底層實現機制和相關功能介面; ( 2 )分析了傳統電力處理系統的不足之處,提出在該領域引入網格技術的必要; ( 3 )對電力處理網格平臺開應用分析,針對該領域提出了基於globustoolkit的總體架構,然後將重點定位到信息服務上,設計並實現了系統的服務信息管理模塊; ( 4 )完成linux平臺下gt3 . 2的安裝、配置和測試工作,並構建了一個簡單虛擬組織作為模擬網格環境; ( 5 )針對模擬環境設計測試實例,編寫網格服務對相關功能行了測試; ( 6 )總結作者的研究工作,望下一階段的發方向,為后續工作奠定了基礎。
  11. 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 ) ) 、時延診斷等方面取得了實質
  12. First through poor quality analysis, conclude that it is necessary to strengthen quality inspection and quality control so as to reduce internal and external failure cost ; second through sorting and analysis of all non - conformance records happened before quality sustainable improve approach, make us understand it is crucial to strengthen quality sense, enhance bottom management and improve process capacity ; third through analysis of previous year compound quality level before quality sustainable improve approach, point out the compound quality level gap between byq tank shop and counterpart, make us feel quality crisis ; last in connection with byq company production volume development target, conclude it is inevitable for byq company to select the development pattern of reducing cycle time and improve output

    首先是運用質量成本分析法指出油箱車間加強質量檢查和質量控制以減少內部和外部成本的必要;其次是將油箱車間質量持續改前一年所發生的所有產品不合格記錄行了整理分析,使我們看到增強質量意識、加強基礎管理和提高工藝能力的迫切;接下來計算分析了油箱車間質量持續改前一年的綜合質量水平,找出了油箱車間與同行業者的質量水平差距以及與世界級製造商們的差距,使我們意識到質量危機感;最後針對整個byq公司以後的生產量發目標,指出減少過程周期時間或增加過程產出是byq公司發的必然選擇。
  13. Based on the malfunction datum of 328 power transformers ( 110kv or above ), the paper makes the following studies by both the analysis of the datum and lots of tentative tests and presents the corresponding research results : the research on the malfunction mode classification of power transformers by the failure tree analysis method ( fta ) ; the research on the status prediction criterion of running power transformer ; the research on detective methods and criterions of the disability of the power transformer ; the research on evaluation the life of the power transformer ; the research on the relationship between the status estimate system and status examination & repair of the power transformer

    本論文以電力系統328臺110kv及以上電壓等級的電力變壓器事統計資料為基礎,通過對110kv及以上電壓等級電力變壓器數據的整理分析和大量探索試驗,對以下方面開研究並給出研究結果: 1採用fta (樹分析法)對電力變壓器的模式行科學分類2電力變壓器運行中的狀態預測判據研究3
  14. Abstract : this paper makes several conclusions after building up and analyzing the fault - tree of one typical electrical control system which is a part of the dcs in one polymer plant. moreover, this paper tries to apply fta to the troubleshooting, reliability and other aspects of electrical control system

    文摘:對某滌綸廠的一種典型電氣控制迴路建立樹並對其運用最常用的三種基本樹分析方法,嘗試擴樹在判斷和改控制迴路可靠方面的應用,得出幾個有針對的初步結論,在形成電氣控制迴路樹分析的基本認識和利用樹解決問題等方面有所幫助。
  15. Fault diagnosis of large rotating machinery units should include the on - line monitoring system for the operation state of units, distill the state feature quantities of this unit, analyzing these characters and the running units ’ region identification

    該系統在充分掌握旋轉機械狀態監測的共基礎上,完善了原有的診斷系統,一步擴了系統的在線狀態監測、預測分析及診斷功能。
  16. Thirdly, the object - oriented way of lre knowledge representation for causality, system structure, and models is presented, and an organization model of lre diagnosis knowledge for integration of deep and shallow knowledge based on the lre component structure and in the form of node knowledge base is given. and finally, the lre intelligent fault diagnosis theory and strategy, which utilize synthetically different kinds of diagnosis knowledge and multiple reasoning methods, such as rule - based, model - based, fuzzy - knowledge - based, and dynamic - knowledge - based reasoning methods, are discussed and developed. the results verified by the test - firing data and the simulated fault samples show that, the theory and methods proposed give a theoretical basis for the design and realization of practical lre fault diagnosis and health monitoring systems, and can be available for reference in the development of health monitori ng technique for reusable space transportation systems in the future

    主要研究內容包括:系統闡述了發動機診斷知識的概念、類別和相互關系;研究發了定和定量、淺層和深層、模糊和動態等多種診斷知識的圖形和模型獲取方式;建立了因果、結構和模型等不同層次和類別的診斷知識的面向對象表示方法,以及以發動機的部件結構為基礎,以結點知識庫為組織形式,深淺知識相結合的診斷知識集成組織模型;研究發了綜合多層次和多類別診斷知識,集成規則推理、模型推理、模糊推理和動態知識推理的發動機智能診斷理論和策略,並結合實際熱試車數據和模擬實例對所發的理論、方法與策略行了驗證。
  17. While in pratical applications, the esd method still has drawbacks in graphical modeling capability, connections with products " structures, size control of esd models, and etc. through in - depth study of the esd method, this paper systematically describes the framework and its basic modeling elements of esd, explains the principles of risk modeling, gives the mathematical model of the basic modeling elements of the esd framework to support the quantitative analysis of the esd model. based on the research above, this paper expands the esd framework, which includes : to overcome the drawback in graphic modeling capability of the esd method, the paper invents some new logical modeling symbols like " n / k " gate, sequence gate, expandable gate and constraint, those enrich the modeling capability of the esd method. to overcome the drawbacks in connections with products " structures and size control, the paper explains the multi - layered modeling principles based on the esd

    在上述研究基礎上,對esd框架行了擴,包括:針對esd圖形建模能力的不足,提出了「 n中取k門」 、 「順序門」 、 「可擴門」以及「限制」等新的邏輯建模圖形符號,豐富完善了esd的建模元素;針對esd模型與產品結構關聯及規模控制方面的局限,提出了基於esd的層次化建模原理,使得可基於esd行層次模塊化建模;針對esd與其它安全風險分析技術的綜合運用問題,分別討論研究了與樹分析技術、馬爾科夫狀態轉移圖集成的esd ft和esd m方法,提高了esd建模的靈活;針對動態系統風險評價模型的求解問題,討論提出了運用esd求解動態概率風險評價問題的解析解或近似解析解方法,並予以了示例說明。
  18. It mainly discusses the repairing action of direct self - repairing law brought forward in paper [ 33 ] for multiple failures occurring at the same time or in sequence. the problem of parameter selection in direct self - repairing law is also discussed. then, the author do some theory analysis of the linearization problem of aircraft model equation and the modeling problem of buoy failure

    本文在文的研究基礎上,對直接自修復理論行了豐富和發:主要研究了文提出的直接自修復律在多個同時發生或相繼發生時的修復作用;研究了直接自修復律的參數選取問題;同時,對飛機模型方程的線化、浮鬆的建模問題作了一些理論分析。
  19. Main propulsion equipments have been gradually improved. in addition, some additional systems are provided, such as the power station, deck machinery, refrigeration and air condition plant, freshwater generators, drinking water system, steam generating system, ballast and bilge system, and fire fighting system. the management of ship ' s power plant is also known as the engineering management, which is supervised and controlled by the engine department under the direction of the company ' s engine technology management department of the headquarters. owing to the complexity of power plant, the changeability of navigational conditions, and the seriousness of accident ' s consequences, it is essential to explore how to manage the power plant economically and reduce the occurrence of troubles so as to raise the shipping efficiency

    隨著科學技術的發,不僅推設備逐步得到完善,而且還增設了諸如船舶電站、起貨機械、冷藏和空調裝置、制淡水裝置以及飲水、蒸汽、壓縮空氣、壓載、艙底、消防等系統。船舶動力裝置的管理即輪機的管理,是在船公司機務部門指導下由船上輪機部具體負責實施。因為船舶動力裝置的復雜、船舶航行條件的多變、發生事後果的嚴重,所以探討如何對輪機行經濟管理,減少,從而提高船舶的營運效率非常重要。
  20. Pattern recognition and fault diagnosis based on the rough sets theory and neural networks is studied in this dissertation. rough set theory in the noise environment and in the real region is generalized, and as the sametime, the methods of combine rough set theory with neural networks are proposed. the main contents of the dissertation are organized as follow : at first, a relation of nearness instead of indiscernibility is proposed for increasing the robustness of decision system which consists of noise pollution data

    論文運用粗糙集理論與神經網路方法行了模式識別和診斷方面的研究,對在噪聲下和實數領域的粗糙集模型行了擴,研究了粗糙集與神經網路的多種集成應用方法,全文的主要內容如下:首先,論文針對經典粗糙集理論中的不可分辨關系對連續屬值中噪聲數據缺乏容錯的情況,提出一種相近關系代替不可分辨關系,並用不同的值調節相近關系中可接受的相近程度,限制了可冗餘的范圍。
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