電網保 的英文怎麼說

中文拼音 [diànwǎngbǎo]
電網保 英文
electric network protection
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 網 : Ⅰ名詞1 （捕魚捉鳥的器具） net 2 （像網的東西） thing which looks like a net 3 （像網一樣的組織或...
  • 保 : Ⅰ動詞1 （保衛; 保護） defend; protect 2 （保持） keep; preserve; maintain in good condition 3 （...
  • 電網 : electrified wire netting; live wire entanglement; power grid電網電源 electric network source; 電...
  1. Accurate load forecasting is helpful to planning generators " starting and stopping in the interior of the electrical networks economically and reasonably, preserving the security and stability of power system, reducing the unnecessary circumvolving repertory capacity, making planning to overhaul the units in reason, ensuring the normal production and life of the society, effectively reducing the cost of generating electricity, increasing the economical and social benefit

    電力負荷預測是供電部門的重要工作之一，準確的負荷預測，可以經濟合理地安排電網內部發電機的啟停，保持電網運行的安全穩定性，減少不必要的旋轉儲備容量，合理安排機組檢修計劃，保證社會的正常生產和生活，有效地降低發電成本，提高經濟效益和社會效益。
  2. They are comfortable, spacious and elegant. all rooms are equipped with modern and intelligent facilities such as computerized safe locks, safety deposit, hair dryer, shower head with massage. we have the idd and free charge internet service

    房間舒適典雅，設施完善，配置高級安全門鎖、電子保險箱、電吹風、按摩噴淋等，並提供先進的電話服務及免費寬帶上網服務等。
  3. But when fault was occurred, sometimes there would be great loss. for the reason, the paper put forward a microcomputer bus protection scheme suit for mv or lv power system with low current grounding based on the great researching about the working theory of current bus protections and the characteristic of mv or lv system with low current grounding. based on it, the paper has designed the platform of the hardware and the software programs

    針對國內目前中、低壓電網大都未裝設母線保護裝置，發生故障不能及時切除時造成很大損失的狀況，本文在廣泛研究當前主流的母線保護動作原理並認真分析了中、低壓小電流接地系統特點的基礎上，提出了一套適合中、低壓微機母線保護裝置的研製方案，並據此選擇、搭建了硬體平臺，設計了軟體功能程序。
  4. The paper presents a distribution analysis software platform which is developed combining computer graphical theory and oop ( object - oriented programming ). the platform includes three modules, the graphics module, the database module and the computation module. the graphical module can draw the key diagram of power system ; the database module can save, browse and edit the data of power systems ; the computation module can compute the power flow

    本文運用面向對象的程序設計方法結合計算機圖形學的知識，開發了一套可視化配電網分析軟體平臺，它包括用於繪制電力系統結線圖的圖形模塊、用於保存、瀏覽、修改電網數據信息的數據庫模塊和進行配電網潮流計算的計算模塊。
  5. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 ， and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統（ pwm ）和位置環構成的定位系統中，速度環的參數隨負載特性；電網電壓；給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 ， 2 .因此在設計位置環的離散滑模控制時，必須針對速度環（即位置環的控制對象）的參數攝動范圍採用「對象參數攝動離散滑模控制器的設計方法」 ，以確保系統在參數攝動時的穩定性和快速、無超調、準確定位的優良動態品質.為剖析該設計方法的控制效果，本文作了對比性研究，並將該設計方法用於工業試驗中，取得了滿意的結果
  6. These character based on sichuan power network ' s practice operation experience, in allusion to the config of the carrier wave protection in bypass breaker operating, through the study of protection ' s typical config : one side lfp - 902a, one side csl - 101a, proceeded comprehensive act module test, noted plenty of first hand test data and wave picture, proceeded detailed theory analyses, plenitude demonstration atresic type carrier wave distance protection when twain side atresic type logic is not completely same, basically can fill power network ' s requirement to relay of reliability selectivity speedly and sensitively

    本文結合四川電網的實際運行經驗，針對旁路開關代路運行時的保護配置情況，通過對旁路代路時保護典型配對組合：一側lfp - 902a ，一側csl - 101a的保護配置情況的深入研究，做了全面的動模試驗，記錄了大量的第一手試驗數據和波形，進行了詳細的原理分析，充分驗證了高頻閉鎖式距離零序保護在兩側閉鎖式邏輯不盡一致的情況下，基本能夠滿足電網對繼電保護的可靠性、選擇性、快速性以及靈敏性的要求。
  7. Nowadays, in the power net structure of our nation, 300mw generate set has become the main set, the problem of how to ensure the safe operation has been confront the theorist and practic workers

    目前，在我國的電網結構中， 300mw火電機組已日益成為骨幹，因此，如何保證這些機組的安全運行，是當今的理論工作者和現場實際工作者面臨的問題。
  8. Series reactor is applied to ac power system with rated voltage of 6kv - 63kv and series connected with shunt capacitor banks for restraining wave distortion in grid voltage so as to improving the quality of power system and ensure the safety of its operation. it can restrain harmonic current and surge current in capacitor banks so that the capacitor will operate reliably

    Ckdk型串聯電抗器，適用於6 63 kv電力系統中，與並聯電容器相串聯，用以抑制電網電壓波形畸變，從而改變電網質量和保證電力系統安全運行抑制流過電容器組的諧波電流和限制合閘涌流，從而保護電容器的安全可靠運行。
  9. Dry - type air - cored series reactor is applied to ac power sys - tem with rated voltage of 6kv 10kv 35kv and series connected with shunt capacitor banks for restraining wave distortion in grid voltage so as to improving the quality of power system and ensure the safety of its operation

    乾式空芯串聯電抗器適用於6kv 10kv 35kv電力系統中與並聯電容器組串聯，用於抑制電網電壓波形畸變，從而改善電網質量和保證電力系統安全運行，抑制流過電容器組的諧波電流和限制合閘涌流，從而保護電容器使之安全運行。
  10. It integrates the functions of servo amplifier, dynamic operator, position transmitter and remote communication. many new functions have added to its original ones, such as the real - time logical judgment, malfunctions self - diagnosis, alarm & protection, led display, on - line setting and adjustment of functional parameter and position transmitter, power - absence data auto - protection, watchdog system protection, and the long - range communication with pc

    系統集伺服放大器、電動操作器、位置發送器及遠程網路式通信功能於一體，在保留對應部分原有功能的同時，還新增了邏輯實時判斷、故障實時監控、 led動態顯示數據、功能參數設置、掉電數據自保護、 「看門狗」電路保護、位置發送器在線調節、與遠程工控機數據通信等眾多功能。
  11. Hotel kunlun s guestrooms and suites feature the following amenities and services : high - speed broadband internet access international domestic direct dial fold - out make - up shaving mirror coffee tea - making facilities electronic safe mini bar satellite cable television voice mail bathrobe slippers hairdryer wake - up calls room service bed - side control panel in - room temperature controls shoeshine service

    昆侖客房和套間提供下列物品及服務：高速寬頻上網國內外直播電話折疊式化裝鏡電子保險箱小酒吧有線衛星電視語音信箱浴衣拖鞋吹風機叫醒服務房間送餐服務床頭控制面板溫度調節擦鞋服務
  12. Reactive power optimization is of great impotae to voltage quality twee, powerloss minimization and thus security and economic operation of power system

    電力系統無功優化對保證電壓質量、降低運行損耗，實現電網的安全經濟運行具有重要意義。
  13. In verifying of relay protection sensitivities, a network portioning method combining with graphic interface is proposed. it can online track the varieties of network, accordingly it can satisfy real - time and emulation analysis of topological configuration. with the real - time network configuration and nodal admittance matrix analyzed, the short - circuit calculation is carried out ; by means of an expert system, the verification of protection sensitivities has been achieved

    在網路拓撲在線快速跟蹤基礎上，進行實時結線分析並形成導納矩陣，同時將短路計算的理論運用於在線，將獲得的在線短路計算的結果同專家系統相結合進行保護靈敏度的在線校驗，最後通過友好的人機交互界面提供整個城市電網全部投運保護裝置的保護靈敏度狀況。
  14. For a class of series - wound active power line conditioner the design approach law of a new fuzzy integral sliding mode variable structure control is presented. this method adjusts power electronic switch in order to achieve anticipated balance volt, finally makes active power line conditioner not only possess good robustness of variable - structure control and decrease vibration to the most but also increase the steady state precision. series - wound aplc adopted this control method possesses good dynamic and steady state performance

    針對串聯型有源電網調節器運用變結構控制策略，調節電力電子開關模式，以獲得預期的平衡電壓，對串聯型有源電網調節器提出了模糊積分變結構控制方法，使串聯型有源電網調節器既保持了常規滑模控制強魯棒性的優點，又減弱了滑模控制的抖振，提高了系統的穩態精度，使系統具有良好的動態和靜態性能，模擬試驗表明該控制策略是一種十分有效的控制方法。
  15. Abstract : the author discusses how to suppress electro - magneticinterference from electric - network and converting arc welder itself in electromagetic compatible technical, and then guaranteed the normal operating of equipment

    文摘:闡述了用電磁兼容技術抑制來自電網及逆變弧焊機自身產生的電磁干擾，保證了設備的正常工作。
  16. Requirements analysis, system frame design, algorithm design, code compile and software test of protection setting verifying and analysis system of sub power system are all accomplished. main research work of this paper is concentrated on three respects : ( 1 ) knowledge expressing of mathematic model and physics model of power system using relation database and object oriented language, ( 2 ) new methods of in - substation topology and net topology analysis based on topology of hierarchical model, ( 3 ) father research of protection coordination considering difference of protection setting verifying and fixing

    論文提出了進行保護定值在線校驗的意義和方法，並按照軟體工程的規范化開發的要求，完成了滄州地區電網保護定值在線校驗分析系統的需求分析、系統框架設計、演算法設計、代碼編寫和軟體測試的大部分工作，主要的研究工作集中在： （ 1 ）利用關系數據庫和面向對象語言對電網進行物理模型和數學模型上的知識表示。
  17. It is hence important to develop a kind of new intelligent protection system with wonderful performances used in flameproof switchgear which can not only improve the supply quality of underground hv distribution system but also perfect its protective properties, especially can prevent the underground from gas explosion and guarantee the operating safety for underground worker

    長期以來現場所使用的這種開關載流能力小、保護簡單、故障率高，直接影響礦井供電的可靠性、安全性和連續性，因此研究高性能的6kv防爆開關綜合保護系統對提高供電質量、保障人身安全，完善電網保護不僅具有重要的現實意義而且具有較高的經濟價值。
  18. For current misoperation cause of microcomputer relay protection, the paper introduces the technology of scattered arrangement protection to improve anti - inteferance ability, the usage of computer digital communication technology to enhance fault diagnostic function of micro computer protection device and outside circuit and decrease bad contact of contactor and terminal which may cause ralay misoperation, establishment of electrical protection remote management network to realize maintenance under condition

    針對目前微機保護不正確動作的原因，提出了採用保護分散布置技術，提高抗干擾能力；應用計算機數字通信技術，增強微機保護裝置及外聯迴路的故障診斷功能及減少接點和端子接觸不良引起的保護不正確動作因素；建立電網保護管理遠程網路，實現「狀態維修」 。
  19. The fast development of the electric power industry makes the scale of power network larger and larger, and its network more complex. the result of this is that the power network becomes a complex multiloop network, in addition to the variety of operation and the interleaving of voltage grades. such these situations bring forward much difficulty to the calculation and management by traditional manual operation of relay protective settings

    隨著電力系統的飛速發展，電網規模日益擴大、網路結構日趨復雜，網路呈現各種接線並存的復雜環網，再加上系統運行方式的變化多樣，各種電壓等級互相交錯，都給現有的傳統手工作業方式的電網保護整定計算和定值管理帶來了很大困難。
  20. Two kinds of transient stability controls ( tsc ), namely preventive control ( pc ) and emergency control ( ec ), have been applied widely in modern power systems. pc usually employs continuous actions, influences pre - contingency operation and affects the system dynamics during and after any contingency

    我國計劃在2010年- 2020年間建成安全可靠、滿足電能傳輸和市場化運營的全國范圍聯合大電網，保證其安全、穩定、優質、經濟運行是一個重大和迫切的研究課題。
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