運算故障模型 的英文怎麼說

中文拼音 [yùnsuàngùzhàngmóxíng]
運算故障模型 英文
arithmetic fault mode
  • 運 : Ⅰ動詞1 （物體位置不斷變化） move; revolve 2 （搬運; 運輸） carry; transport 3 （運用） use; wield...
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  • 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
  • 運算 : [數學] operation; arithmetic; operating
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  • 模型 : 1 （仿製實物） model; pattern 2 （制砂型的工具） mould; pattern3 （模子） model set; mould patter...
  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. 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。
  3. In this paper, the power transformer interior fault diagnosis technique based on the dissolved gas in oil analysis and the principles of genetic algorithm are analyzed. the forecasting models for power transformer interior fault are proposed based on the grey prediction model. the genetic algorithm is applied to estimating optimum coefficients of this forecasting model

    本文對基於變壓器油中溶解氣體分析（ dissolvedgasesanalysis ，簡稱dga ）技術的大型電力變壓器內部故障診斷技術和遺傳演算法原理進行了深入的分析，首次將灰色預測理論引入到大型電力變壓器內部故障預測工作中，運用遺傳演算法實現預測模型的優化，建立了基於遺傳演算法的變壓器內部故障改進灰色預測模型。
  4. Fault tolerant control is one kind new technique with the aim to enhance the system security and system reliability. ftc is basically depended on a great deal of online detection, parameter identification and model calculation. it can revise the system control rules when the fault occurred and then maintain the system operation according the original goal

    容錯控制是一種提高系統安全性和可靠性的新技術，容錯控制以大量的在線故障檢測、參數辨識和模型計算為基礎，在系統出現故障時，適時修正系統的控制率，使系統繼續維持既定的運行目標，具有適應能力強、可靠性高、功能強等特點。
  5. This thesis presents a new solution called the smart platform, which better tackles the problems by : 1 ) a runtime environment discovery mechanism which allows a new device to automatically find and join the runtime environment ; 2 ) the loose coupled publish - subscribe inter - module coordination model, which caters for the spontaneous interaction between modules ; 3 ) a global - local two - layer runtime environment structure. the transient failure of the wireless network can be recovered at the local environment layer. the asynchronous nature of the interactions in the < wp = 8 > publish - subscribe model also prevents modules from blocking on the transient network failure ; 4 ) distinguishing two classes of communications with different qos requirements, the message - oriented and the stream - oriented

    本文提出並實現了smartplatform ，其特點是： 1 ）運行環境發現機制，使外來計算設備可以自動加入軟體平臺的運行環境； 2 ）松耦合的發布/訂閱式模塊間協調機制，模塊間關聯可以自發組織； 3 ）局部全局的兩層運行環境組織策略，無線網頻發的暫時故障可以在計算設備的局部運行環境層次被屏蔽掉；同時發布/訂閱模型的異步性也使得模塊不會因網路故障而阻塞； 4 ）區分智能空間中的兩類不同的通信需求面向消息的和面向流的，並分別為它們提供了優化的通信層支持； 5 ）基於多agent抽象模型，為整合不同應用領域的模塊和遺留代碼提供了有力工具。
  6. The research achievements are as followed : studying the shortages and the improved methods of gm ( 1, 1 ) grey prediction model, considering the characteristic of the transformer chromatographic data, bring forward the method for converting a series of data which are sampled in different interval into a series of data in the same interval. the weakening operator is applied to reconstruct the transformer chromatographic data for attenuating or eliminating the influence of randomicity. the improved prediction model for power transformer interior fault is constructeded

    主要取得了以下研究成果：通過對gm （ 1 ， 1 ）灰色預測模型的缺陷及其改進方法的深入研究，針對變壓器色譜數據序列的特有規律，提出了原始非等間距色譜數據序列的等間距處理方法，運用弱化運算元改造原始序列，淡化或消除原始色譜數據序列由於受各種隨機因素影響所具有的隨機性，給出了適用范圍更廣的變壓器內部故障改進灰色預測模型的建模方法。
  7. The research job includes bringing a project about fault calculation, using node impedance matrix as maths model of network to derive the arithmetic based on the fundamental of modifying impedance matrix by adding the branch, building the whole database with micosoft access. the whole project is realized with visual c + + 6. 0. it is applied to au hui electric network, and is proved correct

    本文首先根據系統的要求，綜合考慮各種運行方式變化，提出合理的零序電流，分支系數的計算方案；然後採用節點阻抗矩陣作為系統的數學模型，推導出基於支路追加法的阻抗矩陣快速補償優化演算法，從而實現計算方案；最後以micosoftaccess為工具設計出完整的故障計算數據庫。
  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，提出了提高變壓器故障診斷的準確性、可靠性的幾種模診斷方法，主要研究內容有：通過對判斷變壓器故障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，但對故障原因、故障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故障診斷，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、多原因故障診斷時，模糊關系矩陣可以全面反映這種癥狀與故障類型間的因果關系，進而提出了變壓器故障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理結合起來進行故障診斷的方法，能達到較好的效果。
  9. 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

    在定量評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故障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評估模型，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。
  10. The comparison of three models ( single variable time series model 、 multivariable time series model and gray prediction model ) shows that the multivariable time series model ' s prediction precision is the highest. it indicates that using recurrent composed bp networks can exactly predict the boiler fault in order to prevent the fault, and help operator of power plant to adjust the parameters in a permitting range

    通過基於遞推合成bp網路的單、多變量時間序列模型與灰色預測模型的預測精度分析計算表明，應用基於遞推合成bp網路的多變量時間序列模型能較準確的預測鍋爐故障，指導運行人員對機組進行即時調整，使預期的參數在允許范圍內，以避免故障的發生。
  11. In the aspect of the selection of fuzzy probability of bottom event, the concept of the basic condition in the priority of selecting the fuzzy number model is brought forward, and traits of the fuzzy number model is analyzed and compared. the reason that the accurate probability is replaced with the probability of linear fuzzy number is elucidated. and the definition and arithmetic of the logic gate fuzzy arithmetic operators is established

    在模糊故障樹分析法選擇底事件模糊概率方面，本文提出了優先選擇模糊數模型的基本條件的概念，分析比較了各種模糊數模型的特點，闡明運用線性模糊數概率取代精確的概率值的理由，並根據模糊數（ f數）及其運算規則，導出邏輯門模糊運算元定義及演算法。
  12. For real - time monitoring the each work status of fuel cell, on time discovering every kind of equipment failure of, fuel cell of condition monitoring and fault diagnosis system adopts the usb bus system to set up the hardware platform, regarding neural network theory as foundation, creates fault diagnosis model and algorithm, and joining together both of the advantage, guarantees the safe and dependable running of fuel cell system

    為了能夠實時監測燃料電池的各個工作狀態、及時發現各種可能出現的設備故障，燃料電池狀態監測與故障診斷系統採用usb總線系統搭建硬體平臺，以神經網路理論為基礎，建立故障診斷模型與演算法，把兩者的優點充分結合，保證了燃料電池系統安全可靠的運行。
  13. 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。
  14. By redefining the cardinality of set, we establish the relationship between the domain / range ratio and the testability metric. pie model can help us doing white box test in unit test phase. based on the fault / failure model and conditional probability, a formula is found to get testability metric, with which we prove there is a max value in software testability metric

    在單元測試階段可以運用pie模型幫助進行白盒測試，本文在軟體的錯誤/故障模型的基礎上，運用概率論中條件概率的相關知識，建立了可測試性的一個計算公式，並使用該公式證明了軟體的可測試度存在一個最大值。
  15. Therefore, based on formers " research and recurring to the rather strong ability of holding mistakes possessed by rough set theory, this paper present a new attribute reduction arithmetic as well as an improved value reduction arithmetic based on the combination of rough set theory and duality boolean calculation, and use it to handle the reduction progress of the decision table including all kinds of fault cases which is established by considering the signals of protection relays and circuit breakers, then form the general mixed knowledge model and bring up an idea about automatic production of decision table

    為此，本文在前人研究的基礎上嘗試藉助粗糙集理論所具有的較強的容錯能力，提出了基於粗糙集理論與二值邏輯運算相結合的屬性約簡演算法以及改進的值約簡演算法，並將其應用於由斷路器和保護為條件屬性，考慮各種故障情況所組成的診斷決策表的約簡過程中，形成了混合策略知識模型，同時提出了診斷決策表自生成的基本思想。
  16. Coulomb friction model with high accuracy is proposed so that more accurate equations of motion can be established for the transient response of the single - disk rotor which drops onto the back - up bearing as soon as amb shuts down

    摘要就磁軸承發生故障時轉子墜入備用軸承所?生的非線性瞬態響應，提出了摩擦力的計算模型，從理論上建立了更為精確的運動微分方程。
  17. A coulomb friction model with high accuracy is proposed so that more accurate equations of motion can be established for the transient response of the single - disk rotor which drops onto the back - up bearing as soon as amb shuts down

    摘要就磁軸承發生故障時轉子墜入備用軸承所?生的非線性瞬態響應，提出了摩擦力的計算模型，從理論上建立了更為精確的運動微分方程。
  18. This thesis presents a single - terminal fault location technique that is used together with recloser. the technique takes advantage of reclosing of single - terminal recloser to eliminate the influence of the remote source impedance. a distributed parameter line model is used for the proposed algorithm, thus the technique can be used in hv transmission line

    為了克服這一缺點，本文提出了與自動重合閘配合使用的單端故障測距方法，根據電力系統的運行特點，利用故障線路在試送電時自動重合閘的單端重合狀態來消除對端系統的影響，測距演算法建立在分佈參數模型基礎上，使其可應用於高壓輸電線路。
  19. Trend prediction and fault diagnosis tech., etc. the information intelligent processing technology facing the application is presented as an emphasis. after introducing the development situation and the whole pattern on related fields, this paper describes several algorithm applied in the simulation experiment, including direct multi - steps nonlinear autoregressive - moving average ( narma ) prediction model based on diagonal recurrent neural networks and fuzzy neural networks model based on generalized probability sum ( gps ) and generalized probability product ( gpp ), and lists the algorithm steps facing the application

    作為重點，本文辟用了較大的篇幅討論面向應用（主要是趨勢預測與故障診斷）的集成智能信息處理技術，在介紹相關領域的發展情況和總體格局之後，重點闡述了幾種基於神經網路的智能演算法，包括基於對角遞歸神經網路（ drnn ）的直接多步非線性自回歸滑動平均（ narma ）預測模型，以及基於廣義概率和（ gps ）與廣義概率積（ gpp ）兩種運算元的模糊神經網路模型，給出了它們的詳細演算法及面向應用的運算步驟。
  20. Fault location is an importrant function in distribuiton automation. in the thesis, the transferred information from feeder terminal unit is computed with load ’ s trapezoid fuzzy figure. the fault location is affirmed by the result of computation using the trapezoid fuzzy math theory. the atp and matlab softwares are used to simulate the 10kv lines in urmuqi distribution network. and the results shows the reliability and accuration of the method in the thesis

    線路故障定位是配電自動化的一項重要功能，文中提出利用線路始端電壓、電流和線路ftu （饋線終端單元， feederterminalunit ）的上傳信息，結合配電變壓器負荷的梯形模糊數模型，運用模糊數學理論通過電流計算來進行故障定位的新方法。
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