reliability and safety requirement 中文意思是什麼

reliability and safety requirement 解釋
可靠性和安全要求
  • reliability : n. 可靠性，安全性，確實（性）。
  • and : n. 1. 附加條件。2. 〈常 pl. 〉附加細節。
  • safety : n. 1. 安全；平安，穩安，保險。2. （槍等的）保險器，安全瓣；〈口語〉低座腳踏車[自行車] （＝safety-bicycle）。3. 安全設備，保險裝置。4. 【棒球】安全打。
  • requirement : n. 1. 要求，需要。2. 要求物，必需品；需要量；必要條件，資格 （for）。
  1. 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,

    基於基爾霍夫定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故障過渡電阻影響的缺點，同時為加快差動保護的動作速度，對基於故障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，結果表明基於故障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評價。
  2. This paper based on the hj04a railway signal computer system which is developed by the research institute of microcomputer, hefei university of technology. according to requirement of the interlocking software " s reliability and safety. considered with the software requirement analysis, combining the uml and z, we finally design the interlocking software specification which is completeness, consistency, no redundancy, no different meanings and is consistent with the demand of the system

    本論文針對合肥工大微型計算機應用研究所研究開發的hj04a鐵路信號計算機聯鎖系統，根據計算機聯鎖系統聯鎖軟體設計可靠性和安全性要求，從軟體的需求分析著手，綜合uml統一建模語言方法和形式化描述語言z語言的方法，設計出完全的、一致的、無冗餘的、無歧義的、符合系統要求的聯鎖軟體規格說明書。
  3. In this system, we designed some new functions, for example, automatic judge running line, automatic judge running direction, automatic adjust the radius of locomotive wheel. and according to the requirement of the locomotive ' s moving safety, the principle of system reliability design is given, strongly strengthen the system ' s reliability design

    在這套系統中增加了諸如自動判斷行駛路線、自動判斷行駛方向、自動調整機車輪徑等以往自動過分相裝置所沒有的新的功能，並根據列車行車安全的要求，制定了本系統的可靠性設計原則，重點加強了系統的可靠性設計。
  4. With the development of industry and agriculture. the requirement for reliable running of power equipment is more and more necessary. therefore, in the areas where high realiablility and safety are required, controlling, monitoring, and follow - up managing power equipment are more and more important, the same with ship power station. in order to realize the realible control and safe operation and maintenance of ship power station, and enhance the automation degree of un manned engine room, the thesis has designed a novel distributed ship power automation system ( network monitoring and management system ) which can increase the reliability and economic effect, using advanced industrial control technology, computer technology and network programming technology

    隨著工農業的發展，電力系統可靠性的要求越來越重要，因此在許多可靠性和安全性要求比較高的領域，電力設備的控制、監視和管理的重要性顯得越來越突出，對于船舶電站也是如此。為了實現船舶電站可靠的運行、控制和管理，提高無人機艙的自動化程度，本論文設計了一套分散式船舶電站控制系統，用先進的工業控制技術和計算機網路編程技術提高系統的可靠性和經濟性。
  5. In order to fulfil the requirement of metro operation, fullback modes and the relative control modes are introduced in the signaling moving block system in different occasions of failure this paper discusses the design principle of fullback control mode from the aspects of safety, reliability and usability

    摘要從滿足地鐵運營組織的需要出發，分析、介紹了移動閉塞系統各類故障情況下的降級模式和相關控制方式，從安全性、可靠性、可用性的角度闡述了移動閉塞系統降級控制模式的設計原則。
  6. With the requirement of real - time embedded application, a series of memory management technology to improve safety and reliability for embedded system are proposed and implemented in the thesis, including memory leak detection and collection, memory redundancy allocation, memory redundancy encoding and memory protection, then the key technology of these is researched and implemented at first, a systematic survey of research in the domain of embedded real - time and memory management is given, including the concept of real - time embedded system, the research status and tendency of real - time embedded system, the characteristic of memory model and memory management in real - time embedded system

    本文面向嵌入式實時應用需求，提出並實現了一系列有助於提高系統安全性和可靠性的內存管理技術解決方法，包括:基於slab的動態內存分配、回收、內存內存寫越界判斷技術，並對其實現技術展開較為深入的研究。本文首先介紹嵌入式實時系統和內存管理技術，包括嵌入式實時系統的概念，國內外的研究現狀和研究方向，嵌入式實時系統中內存模式和內存管理的特點，並在此基礎上提出本文的研究目標和研究內容。
  7. In this thesis, we make an assessment and prediction of the performance of the structure with reference to the two theories of time - variably reliability and condition states and achieve favorable results, in the meanwhile, we established the relationship between condition states and maintenance cost, to optimize bridge life circle maintenance and set up objective optimization function and bridge maintenance safety provisions so as to meet the requirement of a reliable life circle structure and guarantee the least cost of maintenance for the bridge structure in its life circle

    文章利用時變可靠度的理論和條件等級思想的兩種理論對結構的性能進行評估和預測，並且收到較好的效果。同時，確定了結構條件等級同維護成本之間的關系。將橋梁壽命周期維護進行最優化決策，根據目標優化函數和橋梁維護安排準則:滿足壽命周期內結構可靠性的要求，同時保證橋梁結構在其壽命周期內其維護成本最小。
  8. Traditional requirement analysis procedure was driven by functional requirements ( fr ), but now people recognize that non - functional requirements ( nfr ) is also important, such as safety and reliability

    傳統的需求工程主要是由功能驅動的，隨著技術發展人們逐漸認識到諸如安全性、可靠性等非功能需求對軟體系統開發成功與否也是非常重要的。
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