故障模擬法 的英文怎麼說

中文拼音 [gùzhàngmónǐfǎ]
故障模擬法 英文
method of fault simulation
  • 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
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  1. With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed

    本人在張大方教授等人提出的基於集團的系統級故障診斷的理論基礎上，重新構建了系統級故障診斷的理論基礎，定義了系統級故障診斷測試模型的三值表示；改進了系統級故障診斷的矩陣方法，重新定義了測試矩陣、鄰接矩陣、結點對、結點對的相連運算、極大準集團和斜加矩陣，由此能直觀、簡便地生成集團和極大獨立點集；補充和完善了各類測試模型的系統級故障診斷的集團演算法，通過定義集團測試邊和絕對故障集，簡化了集團診斷圖，由此能較易地找到所有的相容故障模式，即使不滿足t -可診斷性，大大減少了系統級故障診斷的復雜度，尤其是對強t -可診斷系統；首次分析探討了各類測試模型的方程解決，由此從另一角度能系統地、高效率地求出所有的相容故障模式（ cfp ） ：擴充了系統級故障診斷模擬系統的功能，快速、直觀和隨機地模擬實驗運行環境，進行清晰和正確的診斷，同時提供大量的實驗數據用於理論研究，優化演算法和設計。
  2. Then the method of fault diagnosis in three - phase thyristor converter bridge based on spectrum analysis is discussed. and the fault model was simulated and analyzed again in the method, also fault diagnosis criterion is gained in the condition

    接著，闡述了基於頻譜分析的三相全控整流橋故障診斷方法，並應用該方法對故障模型重新進行了模擬、分析，得出了相應的故障診斷判據。
  3. The fault diagnosis of the analog circuits is an advanced synthesis intercrossed subj ect, which is an application technology absorbing the new theory, technology and method in other subjects and fields. in the past 40 years, it has developed a great deal of theory and approaches. but the approaches are limited to deal with fault diagnosis because of the variety and complexity of the analog circuits, especially the large - scale analog circuits with the tolerance or the soft fault. artificial neural networks ( ann ) which have been one of the most active research areas recently can be contributed to solve problems in various practical fields. in this paper, analog circuit fault diagnosis approach based on pattern recognition, and ann is expatiated

    模擬電路故障診斷是一門不斷發展中的綜合交叉性學科，是在不斷吸收其它學科和領域的新理論、新技術和新方法的基礎上向前發展的一門應用技術。雖然經過了四十多年的發展，也已經形成了一系列的診斷理論和方法，但由於模擬電路特別是有容差的大規模模擬電路故障的多樣性和復雜性，使得可用於診斷容差模擬電路的故障和大規模模擬電路軟故障的方法還十分有限。人工神經網路理論近年來取得了快速發展，已開始在各個研究領域廣泛應用。
  4. The former combines enumeration and sample technique and is easy to implement, but only definite failure modes are simulated, which may be inaccuracy with bulk power system in which high order failures and protection failures are the main cause to instability

    基於蒙特卡羅抽樣的概率穩定模擬演算法可以考慮電力系統的高重隨機故障，並考慮故障間的相關性。模擬法可以模擬多重、連鎖故障對系統暫態穩定性能的影響。
  5. The approach of fault dictionary often needs to simulate all fault states and extracts corresponding character of circuit, then setup the dictionary by corresponding relation

    故障字典法通常需要在測前模擬各種故障狀態，提取出與故障狀態相對應的電路特徵，再將兩者一一對應關系列成一個表，即為字典。
  6. The method is applied to sodium pump, simulation results have shown ' the better capability for detecting faults. 4

    經過快堆鈉泵的故障模擬，證明該方法能夠較迅速地、自適應地檢測出系統的故障。
  7. The stuck - open faults are simulated concurrently based on iddt testing with the test pattern pairs generated above

    利用測試生成的向量對，採用瞬態電流測試方法對開路故障進行並發故障模擬。
  8. 6. using simulation data of cz - 2f launch vehicle fault simulation system, the result of simulation based on cz - 2f launch vehicle pitch direction indicate that hm filtering fault detect can assure whether fault occurs, and this method achieves a better robustness and improves detect accuracy

    以cz ? zf大型運載火箭作為研究對象，利用c2 ? 2f運載火箭故障模擬系統的模擬數據，使用h _濾波故障檢測方法對cz ? 2f運載火箭的俯仰通道進行了故障檢測模擬，通過對余量曲線的分析表明這種方法能較好的判斷故障是否發生，由此說明了利用h _濾波理論進行魯棒故障檢測的可行性。
  9. In this paper an fault simulator for iddt testing is presented, which can detect concurrently the multi - faults. due to the subtle error among equipment manufacturing, the gate delays of circuits are not the same but range within limits. which induces the uncertainty of the waveform transforming time

    本文從故障激活的條件入手，利用五值邏輯，對瞬態電流測試中的延時變化進行波形分析和波形計算，採用並發模擬演算法，編程實現了一個iddt測試的故障模擬器。實際電路中由於製造工藝的限制，邏輯門的延時並不相同，而是在一定范圍內變化，引起波形變化的時間不確定。
  10. The automatic test vector generation method based on fault simulation is described, and the whole procedure of atpg of sequential circuits is analyzed, fault simulator - hope as an example

    本文闡述了基於模擬的自動測試生成方法，以故障模擬器? hope為例分析了整個時序電路自動測試生成過程。
  11. Base on the existing synchronous sequential circuits fault simulator - hope, the test vector generation method of sequential circuits based on ant algorithm is systematically researched firstly

    本文在同步時序電路故障模擬器? hope的基礎上，率先對基於螞蟻演算法的時序電路測試矢量生成方法作了系統的開拓性研究。
  12. 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；研究發展了定性和定量、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；研究發展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故障診斷理論和策略，並結合實際熱試車數據和故障模擬實例對所發展的理論、方法與策略進行了驗證。
  13. In order to analyze the characteristics of stator ground fault and develop its protection schemes, a mathematical model for large - sized hydro - generators is established based on the multi - loop theory of ac machines and considering the capacitance to ground and actual construction of the stator windings

    為了詳細分析大型水輪發電機定子繞組單相接地故障特點，校驗和開發相應的保護方案，本文建立了以交流電機多迴路分析方法為基礎、考慮定子繞組對地電容、採用實際繞組結構的發電機定子繞組單相接地故障模擬模型。
  14. Fault simulation contains : parallel fault simulation and deductive fault simulation

    故障模擬方法包括：并行故障模擬和演繹故障模擬。
  15. In order to solve the problem how to get expert knowledge and how to detect fault, a new settlement is presented in this paper, which is based on simulation. in the beginning of this paper, the writer introduces some conception of conventional expert systems, and analyzes its localization or disadvantage. according to the special of electronic devices, artificial intelligent fault detecting system of a certain radar based on simulation is put forward ; the paper gives the detail of the top bottom design for an example, and gives the solution for remote diagnosing in internet

    本文主要試圖解決這么幾個問題：面向故障診斷進行模擬建模；對模擬模型進行故障注入，獲取故障模式，從而獲取系統全面的專家知識；採用模糊神經網路對這些知識進行規約和抽象；採用模糊聚類演算法對專家知識進行診斷現場的融合；採用虛擬儀表獲取信號數據，運用小波變換等提取故障徵兆，實現故障的診斷和預測；基於模擬模型構建嵌套推理演算法，實現模擬故障排除訓練和考核，分析崗位人員對原理的掌握情況。
  16. This particle gives out some detection method, mainly about creation algorithm of detection vector and checking up the fault - cover rate of detection vector by the way of fault simulation. creation algorithm of detection vector contains : pseudo - exhaustive testing, d algorithm, fault dictionary algorithm

    本文針對電子線路在使用過程中發生的故障，提出了幾種測試方法，主要講述測試向量的生成演算法及使用故障模擬的方法來檢測測試矢量在故障檢測過程中的故障覆蓋程度。
  17. There are two functions in the fault injector, one is the realization of digital controller ’ s work environment by simulating the electrical characteristics of sensors and actuators, another function is the control of the fault injection which is realized by the voltage - controlled constant voltages source and relay switch circuit etc. the manage compuer is in charge of the fault mode setting, fault injection process controlling and result data retrieving

    在故障注入器上，通過對傳感器和執行機構電氣特性的模擬提供控制器的運行環境，利用壓控恆壓源和繼電器開關等電路實現多種故障注入方法;作為故障注入器上位機的管理計算機，負責故障模式設置、故障注入過程式控制制和結果回收處理。
  18. Since that the choosing line hardware for the neutral ungrounded system has just passed part of the dynamic simulative test, matlab software was chosen to do a lot of simulative tests on single phase - to - grounding fault. and the simulative sampling ratio is almost the same as the hardware ' s. because there is a low wave filter in the hardware, i choose the db15 wave - let to carry out the multidimensional decomposition on the sample by the method of one dimension discrete wavelet in order to obtain low frequency signal including the high frequency transient information on single phase - to - grounding fault

    鑒于實驗室已有的小電流接地系統選線硬體的研製只通過了實驗室里的動模試驗，故選用matlab軟體對小電流接地系統進行大量的單相接地故障模擬試驗，模擬的采樣率和硬體基本一致，由於硬體中帶有低通濾波器，故在進行采樣數據的morlet小波分析時先採用db15小波對采樣進行一維離散小波的多尺度分解，使得分解得到的低頻信號剛好包括了小電流接地系統單相接地故障時的暫態高頻信息，然後對這一信息再繼續進行小波演算法分析，分析結論表明利用變換后的實部、虛部和模值能夠較準確的實現單相接地故障時的故障選線和暫態高頻分量的提取。
  19. At this time, the generator is still in transient state, so the effect of generator transient on generator relay protection should be studied

    在發電機定子繞組內部故障暫態分析方法研究的基礎上，可以編制發電機內部故障模擬軟體，作為實用化的研究工具。
  20. Abstract : on the basis of analysing the system hardware and software, the method for simulating malfunctions in the system and the possibilities of adding new malfunctions in the system, a basic method for adding new malfunctions is advanced here in this paper

    文摘:在分析系統硬體和軟體的基礎上，簡要地分析了系統模擬故障的方法，同時分析了在系統中加入新故障的可能性，提出了加入新故障的基本方法。
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