故障分級 的英文怎麼說

中文拼音 [zhàngfēn]
故障分級 英文
faultgradingg
  • : 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
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  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診斷的理論基礎上,重新構建了系統診斷的理論基礎,定義了系統診斷測試模型的三值表示;改進了系統診斷的矩陣方法,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診斷的集團演算法,通過定義集團測試邊和絕對集,簡化了集團診斷圖,由此能較易地找到所有的相容模式,即使不滿足t -可診斷性,大大減少了系統診斷的復雜度,尤其是對強t -可診斷系統;首次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模式( cfp ) :擴充了系統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. Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method

    在本設計中,採用高速的dsp處理器,實現了對特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差式多選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。
  3. A fault current limiter using permanent magnets has been designed and its performance simulated using a twodimensional time - stepping finite - element method incorporating a model of hysteresis for hard magnetic materials

    摘要按永久磁鐵設計製成的電流限制器,性能是靠含有硬磁材料的磁滯模型的2維時間有限元件方法獲得的。
  4. Because most of the faults found at board test are manufacturing defects, fault coverage for mda tests is nearly as good as fault coverage for in - circuit tests

    因為在板測試中發現的大部都是生產缺陷,生產缺陷析測試到的幾乎都可以覆蓋在線測試所發現的問題。
  5. From top level event fault, every level events " ineffective rate and unreliability limit are calculated and sorted by maximum probability of occurred faults in each level, the sequence of the bottom - event is arranged, and then the most probably happened bottom - event correspond to the specific top - event is found rapidly

    從頂事件開始,計算各的失效率和不可靠度,按照各發生的最大概率,排列出底事件序列,迅速找到某一頂事件最可能對應的底事件,實現智能析與診斷。
  6. Fatigue failure analysis of 4th compressor pans in aero - engines

    發動機壓氣機四盤輪緣疲勞失效
  7. According to recording data of higher level monitor and control system when main motor drive system for four - high medium plate mill is operated, and relation between armature voltage of dc electromotor and ac input voltage of inverter, trip cause of dc fast automatic switch was analyzed in detail, and specific countermeasure and measures are given

    根據中板四輥軋機主電機傳動系統運行時的上監控系統記錄數據,以及直流電機電樞電壓與變流器交流側輸人電壓的關系,詳盡地析了直流快速自動開關跳閘原因,並提出具體的對策及措施。
  8. Abstract : in the expert system for failure diagnosis the application and process of the knowledge module about knowledge base has been studied. authors have developed the knowledge module of the failure diagnosis by oil analysis on single gearbox. additionally, the application efficiency in practice has also been discussed

    文摘:研究了知識模塊在開發診斷專家系統中知識庫的作用和過程.介紹了單齒輪傳動箱通過潤滑油析進行診斷的知識模塊,針對實踐中應用效果作了討論
  9. The concept of minimum distribution part ( mdp ) is put forward together with the adjacent table based method to divide a distribution network into several mdps. based on above theory ; a novel way to identify fault sections of a distribution network is presented. algorithm to isolate the fault section with minimum switch operations and identifying of over - tripped switches are discussed

    提出最小配電區域的概念,並基於等長鄰接表的數據結構建立了最小配電區域解的方法,在此基礎上發展了一種新穎的配電網區域判斷和隔離方法,研究了以最少的開關操作隔離區域的方法和越跳閘開關的判斷問題,探討了針對採用重合段器的配電網區域判斷和隔離問題。
  10. It is a of consequence approach for intelligently processing information on oil monitoring and fault diagnosis to establish the distributed fault diagnosis expert system based on the integration of multiple techniques, which utilizing information fusion techniques to go along with monitoring and diagnosis, and using expert system for auxiliary means

    因此,利用信息融合技術進行數據、特徵和決策層次上的監測和診斷,把專家系統用作信息融合的輔助工具,建立基於油液監測的多種技術集成的散式診斷專家系統,則是實現機器油液監測診斷的智能信息處理的一條可行的重要途徑。
  11. The core of the thermostat is pic16f873a mcu, with abundant on - chip peripheral equipment and the software. it has carried out some advanced function at least hardware cost such as the control parameter self - tuning, sensor identification and failure diagnosis, and is very easy to use

    在硬體上,以微控制器為核心,利用pic16f873a集成了豐富的片上外設資源的特點,以最小硬體成本,配合系統軟體實現了pid控制參數自整定以及在線自動調整、傳感器類型識別及診斷等高功能,十方便用戶使用。
  12. The following important work has been done : ( 1 ) some special problems of rate - bias laser gyro were analysed. the problems include modulation and demodulation of the output and algorithm of the attitude updates ; ( 2 ) the integrated navigation system with the fault tolerance property which equipped with many navigation equipments as sins, gps, dvs, ads, mg, vg is designed, and compared with that of ckf via simulations ; ( 3 ) the theories and methods of system level fault detection apply to federated filtering is investigated ; ( 4 ) the problem about using the fused information of sins based on rate - bias laser gyroscope / dynamical tune gyroscope to realize the component level hard fault interactions detection through a back - propagation neural network is discussed

    主要研究工作有:研究了速率偏頻激光捷聯慣導的陀螺測量信號的解調演算法;設計了在速率偏頻激光捷聯慣導、 gps 、多普勒雷達、大氣數據系統、磁航向儀及垂直陀螺配備條件下聯邦濾波組合導航系統,對聯邦濾波器和集中濾波器的性能做了模擬對比析;研究了適用於聯邦濾波器的系統理論和方法;探討了利用速率偏頻激光捷聯慣導撓性捷聯慣導陀螺的混合測量信息,通過神經網路實現硬交互檢測的方法。
  13. This subsystem adopts the oracle database, which can integrally manages data. the oracle database has features as follows : store a mass of data, define and operate the data, security control, integrity control, system resume, and so on

    這一部首先選用了具有完整的數據管理功能的oracle數據庫,這些功能包括存儲大量數據、定義和操縱數據、並發控制、安全性控制、完整性控制、恢復、與高語言(如c , java等)介面等。
  14. 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性;其次是將油箱車間質量持續改進前一年所發生的所有產品不合格記錄進行了整理析,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性;接下來計算析了油箱車間質量持續改進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展目標,指出減少過程周期時間或增加過程產出是byq公司發展的必然選擇。
  15. The fault will gradually be located at the replaceable component level, hi this procedure, the problem of nondeterministic inference in production system, the collaborative diagnoses between neural network and fuzzy technique and the combination application of rule and neural network are solved

    上述三種診斷方式是進行的,按照逐步求精的思想,最終將定位到可更換元件上,解決了產生式規則的不確定性診斷、神經網路與模糊技術的綜合診斷、以及規則和神經網路混合運用等問題。
  16. 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及以上電壓等的電力變壓器事統計資料為基礎,通過對110kv及以上電壓等電力變壓器數據的整理析和大量探索性試驗,對以下方面開展研究並給出研究結果: 1採用fta (析法)對電力變壓器的模式進行科學類2電力變壓器運行中的狀態預測判據研究3
  17. The main contributions are as follows : 1. the usual instrument faults existing in boiler water level control system are intensively investigated and described mathematically

    具體包括以下幾個方面: ( 1 )深入研究了汽包水位的串三沖量控制系統,析了汽包水位控制系統中常見的,並對這些進行了模型化研究。
  18. A decision model of maintenance ways based on rcm logic analysis is established. then maintenance ways of equipments are made according to the result of failure mode effect analysis. finally maintenance interval is calculated and confirmed after the related algorithm is chosen according to the army ’ s practical application

    建立了基於rcm邏輯決斷析的裝備維修方式決策模型,並根據裝備模式和影響析的結果確定裝備的維修方式,再根據具體裝備選擇相關演算法,計算裝備合理的維修間隔期; 3 、研究了裝備維修別決策技術。
  19. The feasibility and effectiveness of the iddt testing are both validated by experiments. at last, transistor bridging faults are simulated based on iddq testing and gate bridging faults and stuck - at faults based on voltage testing through detaching a pattern pair into two independent patterns

    最後,把一個輸入向量對看成兩個獨立的向量,別採用穩態電流測試方法和電壓測試方法模擬橋接的晶體管和橋接的門及固定
  20. Analysis on ferromagnetic resonance fault of electromagnetic voltage transformers and its countermeasures

    及以上電壓等互感器析及處理
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