on-line system maintenance 中文意思是什麼

on-line system maintenance 解釋
聯機系統維護
  • on : adv 1 〈接觸、覆蓋〉上去；開（opp off）。 turn on the light [radio water gas] 開電燈[收音機、自來...
  • line : n 1 線；繩索；釣絲；測深度用繩，捲尺。 a fishing line 釣魚線。 be clever with rod and line 會釣魚...
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  • maintenance : n. 1. 保持，維持，保養；保管，保存，維護，維修；繼續；支持的手段。2. 堅持；主張；擁護，支持。3. 扶養，供給；生活，生計。4. 【法律】對訴訟一方的非法援助；依法應負的對他人的贍養義務。
  1. It mainly focuses on the development of optical fiber communication and maintenance of the optical fiber line operation resulting from the expansion of network. it also changes from the positive method of maintenance to an automatic, real - time alarming and optical fiber automatic reversion system. finally the system can supervise the power of local optical fiber cable network and provide information ( including geographic information ) for the equipment management in local computer center

    它主要解決由於光通信的發展，網路規模的擴大所帶來的光纜線路的運行維護問題，並且把以前的被動維護方式過渡到自動、實時告警（報警）和光路自動倒換的模式上，同時系統提供了本地網光纜的光功率監控和本地機房設備管理信息（包括地理信息）功能。
  2. To add " there are many loopholes in the operation and sales practices of telecommunications service providers, " after " that, as " ; to add " and such complaints from the public are often not followed up effectively by government departments, " after " in recent years, " ; to add " stipulate corresponding penalties " after " to cover pay television, " ; and to add " ; furthermore, as the hong kong housing authority has signed agreements with pay television operators, these operators can enter the buildings to set up and maintain communal aerial systems and can deploy front - line promoters to approach the residents to sell other various commercial services, using the provision of exclusive maintenance and supply services as a selling point and adopting unscrupulous means to entice or mislead the residents into signing an agreement with them, causing great disturbance to the residents ; in this connection, the government must adopt measures to combat such sales malpractices, take the initiative to inform public rental housing tenants of the rights and responsibilities of the operators and, when the operators resort to malpractices or malpractices are reported by residents, take immediate action to investigate the matter and issue warning to and penalize the operators concerned ; the government must also review the problem of inequity in accessing system information by consumers and the telecommunications service providers, whereby consumers have no means or right to obtain true and accurate information about the systems that they are using and can only pay the fees according to the volume, system and time slots of their calls shown on the records provided unilaterally by the service providers, and in case of queries about such information, the decision of the service providers prevails and there is no channel for the consumers to dispute or verify ; to this end, the government should expeditiously study how to ensure that consumers have the rights to know, choose, verify, appeal and claim for compensation in the provision of telecommunications services including pay television, local and cross - boundary telecommunications and internet services " after " in the contracts "

    在"鑒于"之後加上"各電訊服務提供者的營運和銷售存在不少漏洞， "在"不斷增加， "之後加上"而市民的投訴又往往得不到政府部門的有效跟進處理， "在"收費電視， "之後加上"訂定相應的罰則， "及在"標準合約條款"之後加上"此外，由於香港房屋委員會與收費電視營辦商簽訂協議，該等營辦商可進入大廈鋪設及維修公共天線系統，並調派前線銷售人員，以獨家提供維修及供應服務作為招徠，向住戶推銷其他各種商業服務，以不當手法誘使或誤導住戶與他們簽約，對居民造成很大困擾就此，政府必須採取措施打擊上述違規營銷的手法，並主動告知公屋住戶該等營辦商的權責范圍，遇有營辦商作出違規的行為或居民舉報營辦商的違規行為時，須立即追查，並向有關營辦商發出警告及作出處分政府亦須檢討現時消費者與電訊服務供應商所獲系統資訊並不對等的問題，即消費者無從及無權得知他們所選用系統的真實資料，令他們只能按服務供應商單方面提供有關通話量通話系統及通話時段的記錄繳交費用，遇有消費者質疑上述資料時，往往只由服務供應商作最終決定，消費者無從申辯或查證就此，本會促請政府盡快研究如何就各類電訊服務包括收費電視本地及跨境電訊網際網路等的提供，確保消費者享有知情權選擇權覆核權投訴權及索償權" 。
  3. It is emphasized and introduced in detail that the analysis designation effectuation and function of the device management information system from three the aspects, including automatic on - line monitor, network optimum of equipment maintenance and appendage controlling

    重點從設備在線動態監測、設備檢修網路優化和備件庫存資金控制三個方面進行論述設備管理信息系統的分析、設計、構成、實施和作用。
  4. 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。
  5. In this paper the effect of the track twist irregularity on the train derailment safety is analysed on the basis of dynamic analysis of train - tangent - track space - coupling time - varying system, and the limitation of the track twist irregularity in the line maintenance principle is assessed

    應用列車-軌道空間耦合時變系統振動分析理論，分析了軌道三角坑對列車脫軌安全性的影響，並就現行鐵路線路維修規則中對軌道三角坑的限值進行了評估。
  6. Abstract : in this paper the effect of the track twist irregularity on the train derailment safety is analysed on the basis of dynamic analysis of train - tangent - track space - coupling time - varying system, and the limitation of the track twist irregularity in the line maintenance principle is assessed

    文摘:應用列車-軌道空間耦合時變系統振動分析理論，分析了軌道三角坑對列車脫軌安全性的影響，並就現行鐵路線路維修規則中對軌道三角坑的限值進行了評估。
  7. Establishing on the foundation of the project of " the monitoring state and maintenance assist support system of feed pump for 300mw unit, shiheng power plant, shandong ", this paper ' s content comprise on - line monitoring and thermodynamic calculation on small steam turbine for feed water pump, and supply the necessary data for feed water pump ' s performance analysis, trouble analysis and small steam turbine ' s performance analysis, optimization, heat stress calculation and tremble monitoring

    =本論文的內容是建立在「山東石橫電廠給水泵狀態監測與維修輔助支持系統」項目基礎上，涉及大型機組鍋爐給水泵驅動用小汽輪機進行在線監測和熱力計算，為給水泵的性能分析、故障分析以及小汽輪機的性能分析和優化、熱應力計算和震動監測提供必需的數據。
  8. By refering to the experiences of guangshen mixed line, on the basis of widely collecting and digesting railway theories and testing results from home and abroad, this article mainly discussed track maintenance code. method and management system, and put forward track maintenance main parameters and maintenance method for safety of running x2000 tilting train ( 200km / h ) in guangshen line

    本課題通過分析研究收集到的國內外高速鐵路線路維修養護方面的資料，開展對廣深線運行x2000以來的線路狀態進行調查，掌握存在的線路病害情況，分析研究線路技術條件，對照現行的暫行規則調查在養護維修工作中的條文執行情況、存在問題及改進方法和意見。
  9. In this way, in case any subsystem failure, general system can on - line maintain in stead of stopping to maintain, so other subsystems can keep working normally during the maintenance of the failure subsystem ; secondly the general system can quickly resume to normal work state with high quality within the common working permission time of integrating system in case of any system development or failure maintenance

    當子系統出現故障時，並不需要以停止整個系統的工作為代價，在維護故障子系統期間，其它子系統仍然能夠正常工作，獨立的完成其自身的功能；其次在實現系統擴展或系統出現故障時，系統能夠保持正常生產的許可條件下，力求高質量、迅速恢復正常的生產狀態。
  10. The status maintenance, based on on - line monitoring for insulation, could inspect and monitor the equipments " characters automatically, continuously or timing under without cutting power and breaking away from running system. it can reflect the equipment running status and provide the maintenance standards

    以絕緣在線監測為基礎的狀態維修，能夠在其不停電、不脫離系統運行狀態下，自動地、連續地或定時地進行設備絕緣特性檢測和監督，實時反映設備運行狀態，提供設備檢修的標準。
  11. On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully

    高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。
  12. More than two years of application of the designed system has shown that the apparatus has stable performance, satisfies site requirements and facilitates better automatic management and on - line equipment maintenance in traction substations

    兩年多的運行情況表明，該裝置工作性能穩定，滿足現場生產要求，為牽引變電所電氣設備實施狀態檢修和管理自動化創造了必要條件。
  13. Under the background of the autonization of the distribution network, the paper designed the on - line monitoring and condition maintenance system of the distribution network based on the idea of condition maintenance and the application of the modern inspection technique. first, it designed the construction and the function of the system from the point of view of the optimization of the resource of the whole system. then it made the comparition and the selection of the manner of communication of the whole system. finally, it analysed the function of the gis system and dicussed the basis construction and function of the on - line monitorning and conditon maintenance system of distribution network. at last, it discussed the advanced application of the distribution system based on on - line monitoring and condition maintenance system

    本文在計劃檢修的基礎上，採用了狀態檢修的思想，並結合現代檢測技術的應用，以配電網實現自動化改造為背景，提出了基於配電主站的配電設備在線監測與狀態檢修方案：從系統整體資源優化配置的角度，進行配電網在線監測與檢修系統的結構設計和功能設計；對配電網在線監測與狀態檢修系統結構中重要的通信系統進行了比較和選擇；分析gis系統功能，描述了基於gis的在線監測與狀態檢修系統的基本結構及功能，討論了gis數據基礎上的在線監測與狀態檢修系統的高級應用。
  14. The method of insulative on - line monitoring and fault diagnosis is emphatically discussed, and a safe, credible, and real - time monitoring system will be obviously provide more advantageous condition for condition - based maintenance

    簡要綜述了電氣設備狀態檢修的現狀及其發展；著重討論了作為狀態檢修基礎的在線監測和故障診斷方法，認為一個安全、可靠、實時的在線監測系統無疑將為變電站電氣設備的狀態檢修提供更為有利的條件。
  15. Cefr equipment reliability database is used mostly in following ways : providing equipment reliability parameters through equipment operation log and maintenance records analysis for cefr ' s pra and on - line risk monitor system. providing fault causes of related equipment through the equipment fault records and reason analysis in order to control spare parts macroscopically and adopt necessary improvement. providing curves of equipment fault characteristic through historical records of equipment fault for preventive maintenance

    Erd將是cefr的重要信息系統，它不僅可以提供設備原始特性參數，而且可以提供設備失效趨勢分析曲線， erd的主要用途如下： ?通過對設備運行記錄和維修記錄的分析給出設備可靠性參數，用於cefr的pra分析及風險管理系統； ?通過對設備失效記錄及原因分析給出相關設備失效的根本原因，以便從宏觀上控制備品備件或採取必要的改造； ?通過對設備失效歷史記錄的分析給出設備失效的特性曲線，提供預防性維修所需信息； ?另外erd在大修優化、 rcm 、定期試驗以及維修政策方面有重要的指導意義。
  16. Based on the actual background of jinhua electric power and the application level of business intelligence ( bi ) technology, the construction objective supplementary decision system of operational analysis in jinhua electric power is determined. the useful data acquired by etl tools will be concentrated in data warehouse or data markets. decision proposal will be made on electric equipments maintenance, reactive power control, electric line operational analysis, equipment defect prevention and control and electric power fault diagnosis by adopting dw, olap and dm technologies

    針對金華電網運行生產的實際情況，結合當今業務智能技術（ bi ）的應用水平，金華電網運行分析輔助決策系統的建設目標是：在全局數據中心集中存儲和管理經過清洗、抽取后各種有用信息，並在數據集中的基礎上，採用數據倉庫（ dw ） 、聯機事務分析（ olap ）和數據挖掘（ dm ）等技術對大量的數據和信息進行分析和挖掘，提出有益於電力設備檢修、電壓無功優化、線路運行分析、缺陷預控和故障診斷等的決策建議。
  17. Lands department also showed a number of interesting topics which included on - line slope maintenance responsibility information system, virtual lantau, digital outlook of hong kong and electronic map on pda

    此外，地政總署展出多個有趣的項目，包括斜坡維修責任信息系統虛擬大嶼山香港數碼景色及個人數碼助理上的電子地圖。
  18. The article introduces distributed network of on - line monitoring system for nobody on - duty mode of high voltage equipments and discusses maintenance mode as well as interface with integrated automatization system

    摘要通過對牽引變電站高壓在線監測系統的需求分析，提出適合無人值班模式下高壓設備在線監測系統的分散式組成及組網方案，並探討了其與綜合自動化系統的連接方式及運營維護模式。
  19. Based upon the analysis of present application status of simulation in power plant, the paper introduces a multifunction simulation study system for power plant through interconnecting simulator and actral reference generating unit to communicate, so as to expand artificial intelligence, on - line monitoring, operation analysis, failure diagnosis and maintenance consulting, etc. functions

    在分析電站模擬機應用現狀的基礎上，介紹將模擬機與實際參考機組聯網通信，擴展人工智慧、在線監測、運行分析、故障診斷和維護咨詢等功能，使其成為一種多功能的電站模擬研究系統。
  20. Dr. cao jiguang extends the concept of olam and richens the meaning of olam ( on line analytical mining ). olam is an approach that integrates data mining, data warehousing and olap technologies. metadata is the core of the olam system, so a centralized and declarative management of metadata is essential for data warehouse administration, maintenance and usage

    浙江大學曹薊光博士在此基礎上對olam的概念進行了擴展，對olam的內涵進行了深化，把olam定義為聯機分析挖掘處理（ onlineanalyticalminingprocessing ） ，實現對olap技術和數據挖掘技術的緊密集成。
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