故障評定 的英文怎麼說

中文拼音 [zhàngpíngdìng]
故障評定 英文
fault assessment
  • : 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
  • : Ⅰ動詞1. (評論; 批評) comment; criticize; review 2. (評判) judge; appraise Ⅱ名詞(姓氏) a surname
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  • 評定 : judge; pass judgment on; evaluate; appraise; assess; rate
  1. By utilizing self - diagnosis method and diagnosis method based on dt, it become more convenience for fault orientation. considering about fuzzy relation between fault cause and symptom, commix fuzzy diagnosis module was set up by means of fuzzy synthesize judge

    將診斷樹應用於電噴發動機診斷專家系統可以優化搜索過程,實現對起因的最佳搜索。採用模糊綜合判的方法進行模糊推理,有效地解決了原因與徵兆之間不確性問題。
  2. The thesis expatiated the behavioral and complicated degree in machine first, and to evaluate the degree of complexity of running condition, proposes two methods : qualitative graphic method - recurrence plot and quantitative estimation criterion. both method can effectively describe the complexity of running condition. the predictability of running condition based on these two methods is also discussed

    論文首先闡述了機組狀態行為的復雜程度,並對如何價機組這一總體特徵進行了研究,從性和量的角度上分別提出了圖形描述工具?遞歸圖和估指標兩種方法,並結合這兩種方法討論了機組行為的可預測性問題。
  3. A lot of network management functions benefit from accurate and up - to - date knowledge of topologies, such as performance evaluation, event correlation, fault location, resource allocation and etc. this paper mainly deals with the design and implementation of the topology management subsystem ( tms ) in a snmp - based nms which supports three parts of functions : discovering of osi layer - 3 and layer - 2 topologies, visualizing them as topology graphs, and editing the graphs

    準確且及時更新的網路拓撲信息是性能估、事件綜合分析、位、資源管理等網管功能的基礎。本文論述了一個基於snmp的網管系統中拓撲管理系統的設計與實現。該系統提供osi第3層和第2層上拓撲的自動發現、拓撲圖的自動生成以及拓撲圖的編輯等功能。
  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、動作特性等作了討論和分析,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價。
  5. The theories and application methods of some quality control techniques are introduced briefly, such as statistical sample, measurement system analysis, evaluation of measurement uncertainty, fault tree analysis bind even tree analysis, and their application in ndt & e is discussed

    簡要介紹了統計抽樣、測量系統分析、不確樹與事件樹分析等質量控制技術的理論及應用方法,並結合無損檢測與價過程進行了討論。
  6. Through processing data, the equipment status of the remote working site has been controlled. if some problems have happened, the supervision system will give an alarm and confirm the trouble equipment and inform the relevent people to deal with them with short message or dialing number

    現代遠程監控系統將現場採集的數據通過網路傳送給監控中心計算機,計算機自動對收到數據進行分析處理,對設備運行狀況進行估,當有設備工作異常時,自動產生告警,並對設備進行位,可以通過簡訊或者撥號呼叫方式通知維護人員進行維修。
  7. Based on the technical parameters, quality matter and character of polymeric materials and its products, the statistical method such as orthogonal array design, pareto diagram, histogram, significance testing, fuzzy mathematics have been used to carry out a series of study. by doing so, the inherence relationship and variance property, degree and reason of polymeric materials and its products have been obtained ; it could get better improved by adopting correcting measure

    本論文以高分子材料及其製件的工藝參數、質量問題和質量特徵值為研究對象,利用正交實驗設計、調查表、因果圖、排列圖、直方圖、控制圖、樹( fta ) 、顯著性檢驗、相關分析以及模糊數學法等多種統計技術方法,從不同角度進行了一系列探索性研究,得到了高分子材料及其製件內在關系及變異的性質、程度和原因,採取了糾正措施並取得了較好的效果。
  8. Quantitative analysis of this test is done, we calculate performance parameter of the test, that is fault - examined rate and fault - insulated rate and then evaluate them. at last some suggest would be given for methods to improvement test performance and maintainability

    對模塊和整機的測試進行了量分析,計算了測試的性能參數即檢測率和隔離率,並對測試的結果進行價,在此基礎上,提出了改善測試性能,提高可維護性的辦法和建議。
  9. With an introduction of cable laying and the environment for the cable, this paper classifies the cable faults recorded on the historic statistics, holds that the armored cable and the on - line detection method shall be adopted, professional evaluation system also be established for the improvement of cable operation

    介紹了上海地鐵直流電纜的敷設方式和環境,在統計歷史的基礎上對直流電纜進行了分類,提出了在新線建設和改造項目中,盡可能採用帶鎧裝的軟電纜;通過在線檢測手段,建立專家估系統,絕緣的優劣並預警其劣化的趨勢;改進直流電纜敷設質量,改善其運行環境等措施和建議。
  10. Stochastic and uncertain performance of power systems is thoroughly studied with a probabilistic simulation method in this paper. based on modeling of element failure and dispatching measures, static, dynamic and integrated securities are analyzed, and hence operation states are quantitatively classified. in probabilistic static security assessment, sequential and non - sequential monte - carlo sampling techniques are applied considering time varying parameter and constraints

    本文採用概率模擬方法,深入研究了電力系統運行中的隨機和不確特性,在對元件隨機和調度控制措施建模的基礎上,對系統的靜態安全、動態安全和綜合安全進行概率估,建立了電力系統運行狀態的量化分析模型。
  11. We investigated the architectures of three typical computer fault - tolerant systems such as triple modular admixture redundancy system, buildup dual computer comparing system and dual computer comparing system with hot standby, and descript them with the markov model. the reliability and safety model of these fault - tolerant systems are acquired through theoretical analyzing and calculating. with analyzing, we defined the systems " task interval available time section in reason, compared their reliability and safety and evaluated their reliabilities

    具體針對三模混合冗餘、增強型雙機比較及帶熱備份的雙機比較三種典型體系結構的計算機容錯系統進行了研究,統一用馬爾可夫模型進行描述,通過理論分析和計算,獲得各體系結構容錯系統的可靠度與安全度的數學模型;通過分析,合理義了系統的任務工作期區間,並在此區間上比較分析了各體系結構容錯系統的可靠度與安全度情況,從而對各系統的可靠性指標進行了價;根據上述三種系統的數學模型,在考慮系統覆蓋率與維修率兩個參數對系統可靠度與安全度影響的情況下,用matlab語言編制了計算機模擬程序。
  12. But indeed a good many of problem exist in the present situationof the management. according to this, this paper use the object of the borer. according to the reliability theory established the failure tree of borer system, calculated the reliability parameter of the system and every components. processed the instantaneous reliability analysis of the borer. received the eliability function of the components. based on this, established the maintain and management modeland ecnomye stimate model. and worked out the internet applications, improved the management efficiency of the employed facility, economized the devotion. the maintain and management of the borer achieved to the scientific and comunication, improved the management efficiency, possess great value of application

    針對這種情況,本文以石油鉆機為研究對象,利用可靠度理論,確立了石油鉆機的樹,計算了系統及各基本部件的可靠性參數,對鉆機系統進行了瞬時可靠度分析,同時,確了石油鉆機系統的可靠度指標,得到了石油鉆機各基本部件的可靠度函數,根據可靠度函數建立了以可靠度為準則的維修管理及經濟價模型,並編制了相應的應用軟體,提高了現場設備管理的效率,節約了經濟投入,使石油鉆機系統的維修管理達到了科學化、信息化的水平,提高了管理效率,具有較高的應用價值。
  13. 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、現象和機理間同時存在不確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;在處理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診斷的方法,能達到較好的效果。
  14. This thesis discussed the affection of all kinds of components contingency and the components " position in the line and other factors on the evaluation of load point reliability index. this thesis adopts a integrative method to deal with simple or complex distribution network with the system ' s practical operation characteristics and the results of the example reveal that it is feasible. the key to study the economics of power system reliability is outage costs

    估負荷點或系統可靠性指標的研究中,本文較全面地分析了各元件和元件在線路中的位置以及計劃檢修、臨時停電、天氣因素、負荷轉移等因素對估算負荷點可靠性指標的影響;研究了現有的可靠性估模型,結合城市電網的實際運行特點,採用一種綜合的方法估算輻射型電網的可靠性指標,算例結果表明它是有效可行的。
  15. This paper describes a method in environmental risk assessment ( era ) - fault tree analysis ( fta ), and applies it to an oil - fuel depot at sheshan township of nanjing city, in close vicinity of the yangtze river

    摘要將樹分析法應用於南京攝山油庫火災爆炸事的環境風險價,構建了油庫火災爆炸樹,確最小割集,進行結構重要度分析,計算汽油罐發生火災爆炸的概率,並對各基本事件的概率重要度進行了分析。
  16. Based on the investigation of analysis methods for the overvoltage striking on rotating electric machines and its research status at home and abroad, the safety forecast theory and the analysis method for the switching overvoltage of large power stations are firstly presented based on the field - circuit analysis, and the transient field distribution and the insulation condition in the stator winding insulator stricken by the switching overvoltage in large power stations are studied and analyzed on line

    本文在分析和總結國內外關于旋轉電機過電壓分析方法及其研究現狀的基礎上,首次提出了基於場路結合的廠站操作過電壓安全預測理論和分析方法。本文研究了大型電站中的操作過電壓沖擊波在發電機子繞組絕緣介質中暫態電場的實時分佈狀態,在線分析發電機的絕緣工作狀況,搜索發電機內部可能突發絕緣事的區域,預測發電機內部可能發生絕緣事點,並重點研究了大型發電機絕緣安全在線預測分析方法和建立了大型發電機絕緣安全估模型。
  17. Secondly the present fault location on hv transmission network has been commented on. tree fault location methods based on the power frequency fault data of two - terminal are proposed

    本文其次對現有高壓輸電線路位方法進行了綜合述,在此基礎上提出了三種基於雙端數據的工頻測距演算法。
  18. In this thesis, the fault location algorithms of hv transmission line are evaluated at first, then the factors that affect the accuracy of the fault location are analyzed, and the proper solutions are presented

    本文首先對現有高壓輸電線路位方法進行了綜合述,在此基礎上對造成穩態測距誤差的一些尚未獲得滿意消除的因素進行了深入的探討,並提出了相應的解決方法。
  19. The healthy supervision of structure means that supervise and evaluate the structure to ensure if the structure has faults and the faults " level and location. so we can forecast the state, function and fault ' s changing direction of structure and give an real - time visual alarm when needed

    結構健康監測,即對結構進行監測和估,以確結構是否有存在,進而判別的程度和方位,以對目前結構的狀況,使用功能和結構的變化趨勢進行預測並且在可能的情況下進行實時可視化報警。
  20. Duty : 1 、 responsible for the testing of the motherboard and the computer as well as the research and improvement of the testing technology ; 2 、 responsible for the analysis and the orientation of the relevant issue of the signal integration test

    很強的溝通協調、問題解決能力,具有很好的創新意識和客戶導向; 4 、熟練掌握先進的信號測試設備和測方法; 5 、具有計算機軟硬體問題的分析能力,能夠快速位和分析軟硬體
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