相故障 的英文怎麼說

中文拼音 [xiāngzhàng]
相故障 英文
phase-failure
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 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
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  1. With so much anfractuous and coupling correlation, many uncertainty factors and much uncertainty information in complex devices, the fault diagnosis and maintenance decision is very difficult

    但是,由於復雜設備中存在很多錯綜復雜、關聯耦合的互關系,並存在大量的不確定因素及不確定信息,使得診斷與維修決策的實施較為困難。
  2. Compared with electrical or mechanic system, hydraulic system have the disadvantages of high fault frequency and difficulties to diagnosis, which have greatly effected battle effectiveness in warfare

    與電控及機械繫統比,液壓系統率高、檢測定位困難,已成為影響武器裝備戰鬥力發揮的重要因素之一。
  3. The time - scale amplitude plot and phase plot based on hermitian wavelet transform are presented to singularity detection of signal. the corresponding relation relation between singularity and amplitude plot or phase plot is created. as successful application, fault of axletree damnify is found by means of this method

    提出了基於hermitian小波變換的時間?尺度幅圖和圖來識別信號奇異性的方法,建立了信號奇異點與幅圖和圖的對應關系,在軸承損傷診斷中取得了成功的應用。
  4. The system regards the analyzing of deliquescent gas in oil as main method for diagnosing inner delitescent fault. the system carries out a comprehensive diagnosing combined with diversified high voltage tests items and it can identify the sort of fault. this method effectively remedies the limitation of single means

    該系統以油中溶解氣體分析作為診斷內部潛伏性的主線,結合各種應的高壓試驗項目進行綜合診斷,確定的類別,有效地彌補了單一方法的不足。
  5. Because of the great quantity, strong specialization, wide involved range of the knowledge of engine, this paper introduces the construction of the repository, reasoning machine, program interface and the knowledge acquirement of dmas wearing fault integrated diagnostician system, puts forward the method of storing and managing the fault diagnostic knowledge by database, carries out fault diagnostic with proper reasoning strategy, and discusses the realization of the system from the view of the theory and engineering. 3, the research on the remote fault diagnostic system

    2 、 dmas診斷專家系統的研究本文主要針對發動機的知識具有數量大、專業性強、經驗成分多、涉及面廣等特點,介紹了dmas磨損綜合診斷專家系統的知識庫、推理機、人機界面和知識獲取的實現,並提出把領域知識存入應的數據庫,運用數據庫技術進行管理,結合合適的推理策略進行診斷,並從理論和具體方法上對系統的實現過程進行了探討。
  6. What ' s more, the system adopts integration discursion strategy which combines many kinds of discursion methods which can increase the diagnosis dependability for the fault system

    該診斷系統採用多種推理方法結合的集成推理策略,可以有效地提高診斷的可靠性。
  7. The paper will study the upper questions based on the two interconnection networks. first, we give a fault - tolerant routing algorithm under the connectivity of the crossed cube in o ( n ) time and the length of the longest routing path ; second, with the rapid progress in vlsi, the failing probability of processors and links is very low, the traditional connectivity underestimates the resilience of large networks / here by applying the concept " conditional connectivity " introduce by harary, we show that the n - crossed cube can tolerate up to 2n - 3 ( n > 2 ) processors failure and remain connected provide that all the neighbors of each processor do not ' fail at the same time, the result is the same as the hypercube. we also give a related algorithm in o ( n ) time, and the length of the longest path ; third, we apply cluster faun tolerance introduced by q. - p

    根據menger定理, n -維交叉立方體可以容納n - 1個頂點,我們給出了它的時間復雜度為o ( n )的容錯路由選擇演算法及其最長路徑長度分析;在此基礎上本文證明, n -維交叉立方體的條件連通度為2n - 2 ( n 2 ) ,並給出了應時間復雜度為o ( n )的演算法及其最長路徑長度;除此之外,本文還證明當n -維交叉立方體中的簇個數不大於n - 1 ,其直徑不大於1 ,頂點總數不超過2n - 3 ( n 2 )時,交叉立方體中任兩個無頂點都至少有一條可靠路徑。
  8. In this thesis, flow regime identification and malfunction diagnosis of fluidization were studied with fractal technology, the presented methods for both flow regime identification and malfunction diagnosis were proved of effectivity. main achievements are as following : 1. fractal brownian motion ( fbm ) was made from gauss noise and compared with pressure fluctuation signal of gas - solid fluidization, which demonstrated the similarity between the fbm and the signal

    在通過fbm (分數布朗運動)數據模擬證明了氣固流化床壓力波動信號與分數布朗運動是似的基礎上,提出了用分數布朗運動來模擬氣固流化床壓力波動信號,並採用r s分析法從信號時間序列中提取出hurst指數,通過分析信號hurst指數值對流化床流型和結塊進行了研究。
  9. 1, cut over a head : bring up to combine the applied technique most and early for the toshiba, and is also current usage to is the most extensive. he adopts a laser head, and prepare the different slice of 2 focal distances the sony for cut over, passing the conversion differently focusing the coming respectively reading dvd with cd, its shape looking with double head to resemble respectively, because can see two sets focuse the, laser head to interiorly can t see. he reads the signal quantity is higher, but because of want the conversioning to focuse the, therefore the cost belong to the inside and so forth of level, and recognize the dish speed slow, same the implicit mechanical trouble rate is high

    1切換雙鏡頭:為toshiba最早提出並應用的技術,也是目前使用最廣泛的。他採用一個激光頭,分別準備2個焦距不同的鏡片切換,通過轉換不同的聚焦鏡來分別讀取dvd和cd ,它的外形看起來與雙頭的sony似,因為只能看到二組聚焦鏡,激光頭在內部看不見。他讀取信號質量較高,但由於要轉換聚焦鏡,所以成本屬于中等水平,認盤速度較慢,同樣隱含的機械率比較高。
  10. One fault diagnosis model and corresponding algorithm was constructed based on neural network and evidence theory for taking a step forward diagnosis correct rate, which can cut down the imput dimension of neural network 、 improve classification ability 、 decrease the error classify rate of diagnosis system. then, the feasibility and effectiveness of this method was manifested by specific diagnosis example

    為進一步提高診斷準確率,本文基於神經網路和證據理論,構建了基於決策層信息融合的診斷模型及其應演算法,目的在於降低神經網路的輸入空間,提高其分類能力,降低診斷系統的誤分類,診斷實例表明了這種方法的可行性和有效性。
  11. 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,研究不確定性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展現狀,明確了診斷的發展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進行了比較。
  12. Based on the spaceflight technology innovation program of “ research on the testing method of reliability - - - - research on the fault diagnostic expert system and neural network ” and the pre - research defense projects of “ research on longevous service and high reliability of satellites ” of the national tenth - five - year plan, taking attitude control system of a satellite as object, the theories and the applications of the neural networks and expert system in the fault diagnosis are studied in this dissertation

    本文以航天技術創新基金項目「可靠性試驗方法研究? ?診斷的專家系統神經網路技術研究」和國家武器裝備「十五」預研項目「衛星長壽命高可靠性技術」為背景,以衛星姿態控制系統為研究對象,在理論和實踐兩個方面對神經網路和專家系統結合的診斷技術及其在衛星中的應用進行了研究。
  13. The system fully exploited the superiority of pc104 embedded computer in low cost and high reliability, using various detectable signals from construction machinery and combining nerval network with expert system to realize condition warning and failure diagnosis of construction machinery

    該系統充分發揮pc104嵌入式計算機低成本、高可靠性等優勢,利用工程機械上多種可以測取的信號,將神經網路與專家系統結合,可實現工程機械的狀態報警和診斷。
  14. There is great change of negative current component when it happens the line - open fault. it is marked as the occurrence of the fault. and it can be concluded the phase characteristic of negative current in the line. in the transient course, there are plenty of harmonics in the fault line. through the transient analysis, it is drawed that the amplitude of each harmonic in fault phase is greater than other phases. harmonic current in fault line is far greater than other normal lines

    發生斷線以後,線路中會出現負序電流的突變,可以作為啟動判斷的標志,並且通過分析得出了時負序基波電流的位特點。在暫態過程中,電流中含有大量豐富的諧波成分,各次諧波在期間有突變,並且衰減很快。
  15. This thesis built the models computing the working frequency over - voltage " operation over - voltage for 220kv fugai transmission line, calculates and analyzes working frequency over - voltage " operation over - voltage using emtp program and provides reasonable protection measures for the transmission line. furthermore, regulations method, traveling wave method and striking distance method are used to study and compare lightning - enduring capabilities of different types of pole in power transmission lines aiming at the fact that the lightning strike switching rate of 220kv fugai line is higher

    本文分別建立了計算220kv復蓋線路的工頻電壓升高及操作過電壓的計算模型,利用emtp程序對220kv復蓋線路工頻電壓升高、投切空線過電壓、投切空變過電壓、單相故障過電壓進行計算分析,並提出合理的防護措施。
  16. Third, this thesis presents a fault location method on two point ' s different phase short circuit fault. this method only uses relaying data

    再次,分析了異地異相故障,利用前數據和保護信息,研究了此種類型的測距演算法。
  17. It has been verified by simulation tests that the symmetric short - circuit protection can not only avoid the starting current but also achieve higher sensibility ; unbalance protection can distinguish unbalance short - circuit and loss of phase. the operation parameters of other protective functions has all reached the design requirements

    短路保護既能躲過起動電流,又有較高的靈敏度;不平衡保護,能準確區分不對稱短路和斷相故障;其它保護功能的動作指標均達到了設計要求。
  18. The thesis uses sql server 6. 0 database, standard sql access interface, and oriented - object program language vc + + to implement our electric network dispatching message management system. the system can operate like this : automaticly check if having data files come ; discriminate file type ; automaticly read data into database ; rapidly give out the precise analysis results, including waveform display, fault component calculating ; select fault phase ; distinguish fault type ; precisely fault allocate ; run all kinds of database administration, like antomatic add - on, automatic deletion, amendment, inquiry by different conditions ; print all kinds of outcome and keep them into database ; share data resource by web technique ; deal with complex faults. the whole system i finished will be powerful technic support for dispatching operation

    本文採用標準的sqlserver6 . 0數據庫,標準sql訪問介面和面向對象編程工具vc + +進行編程,實現了集數據庫、分析計算、圖形化界面、網路通訊於一體的電網錄波信息管理及診斷系統,該系統能夠在每次后自動查詢有無數據文件的到來;能夠對傳送到調度端的數據文件分析其類型;能夠按comtrade格式自動地將大量數據信息完整地填入數據庫中;能夠進行類型判別和精確定位;能夠快速地對做出精確的分析,計算各次諧波分量,有無功和視在功率,功角,序分量等;能夠對數據庫進行各項管理,如瀏覽,自動添加和刪除,修改和按各種不同條件進行查詢;能夠將計算結果,各種表格圖形列印出來和保存進數據庫中;能夠將計算分析結果通過web技術為其他部門提供共享數據資源
  19. The operation characteristic of the new relay is analyzed in theory and verified by the simulation tests. the new relay operates with clear selectivity and high operation speed and can satisfy the demand of the protection for the ehv transmission line. the performance of the fault component impedance relay has been improved and the misoperaion of the healthy phase under cross - country fault and close - in fault have been avoided

    理論分析及模擬計算表明,基於自適應補償的突變量距離繼電器有很好的選擇性和速動性,完全能夠滿足高壓線路保護的需要,顯著提高了突變量距離的性能,解決了其在大電源出口單相故障以及正反向復可能會誤跳三的缺點。
  20. The fault location principle that utilizes traveling wave is used in the small current grounding power systems firstly in my paper. using the powerful function of wavelet in the face of singular detection, the time that the wave crest arrives are detected and the fault location is realized. this paper provides a new approach for the research of equipment of the single phase grounding fault location and makes a significant step for the improvement of automation level in the distribution systems

    本文將行波測距原理在小電流接地系統中進行了初步嘗試,利用小波變換對奇異性檢測的強大功能,檢測行波波頭的到達時刻,實現測距,為小電流接地系統單相故障測距裝置的研製開辟了新的途徑,為配電網自動化水平的提高邁出了重要的一步。
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