無功電壓 的英文怎麼說

中文拼音 [wúgōngdiànyā]
無功電壓 英文
reactance voltage
  • 無 : 無Ⅰ動詞（沒有） not have; there is not; be without Ⅱ名詞1 （沒有） nothing; nil 2 （姓氏） a surn...
  • 功 : 名詞1 （功勞） exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
  • 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...
  • 壓 : 壓構詞成分。
  • 無功 : [電學] idle; idle work
  • 電壓 : voltage; electric tension; electric voltage
  1. Intelligent electricity quantity concentration display instrument is a kind of intelligent instrument used to measure combined parameter of ac electricity quantity, which can simultaneously measure each phase electricity parameter in the tri - phase ac loop such as voltage, current, active power, reactive power, apparent power, power factor, frequency, active kilowatt hour, reactive kilovolt ampere - hour and so on

    智能電量集中顯示儀是一種用於交流電量綜合參數測量的智能儀表，它可以同時測量三相交流迴路的每一相電壓電流有功功率無功功率視在功率功率因數頻率有功電度無功電度等參數。
  2. Accordingly, using graph theory and operating experience abroad for reference, it firstly brings forward a new method of voltage rectification which based on pilot bus with voltage control area in view of the weak coupling among every vca ( voltage control area ), using decomposing method of multi critical value, it realizes the eliminating vinculum of every vca. and then, the rectification starts by pilot bus voltage of every vca. so the resolution of whole power net is diverted into calculating smaller sub - net

    由於各個電壓控制區之間無功電壓的弱耦合性，利用多閥值分解的分區演算法，實現區域間的解耦，然後根據各個子網路的主導節點的電壓進行校正，從而把求解整個網路的問題轉化為求解各個小的子網路，降低了網路維數，減少了無功設備控制動作次數，提高了校正成功率，縮短了計算時間。
  3. Analysis on reactive voltage in hexi area, gansu province

    甘肅河西地區無功電壓問題分析
  4. When there is reactive power deficiency or bus voltage exceeding limit, reactive power dispatching and voltage correction program based on continual linear programming method are introduced to eliminate them

    當潮流計算出現母線電壓越限或者無功缺額時，採用無功電壓校正予以消除。
  5. Harmonics, reactive power, voltage flicker and negative - sequence current of power grids can affect the power quality and harm the power equipment badly

    摘要電網中存在諧波、無功、電壓閃變及負序電流等問題，嚴重影響電能質量，危害電力設備。
  6. Integrated control system for reactive voltage based on multi - agent

    基於多主體的無功電壓綜合控制系統
  7. Monitoring and analysis system for reactive power and voltage in regional grid based on pi database

    數據庫的地區電網無功電壓監測分析系統
  8. It constructs a model of the reactive power and volt control problem first and uses genetic algorithm to calculate the optimal control

    先建立無功電壓控制的求解模型，針對其計算空間過大的特點，引入遺傳演算法在全局范圍內求最優解。
  9. During the previous calculation of reactive power and voltage in the power network, reactive power insufficiency and the system under - voltage are always concerned

    在以往的無功電壓優化計算中，對于無功功率不足和系統電壓偏低的情況一直是人們關注的問題。
  10. Reactive power optimization of power network is an important problem which directly influences voltage quality of the system as well as which relates to economical operation of power network

    對電網進行無功電壓優化，是一個既直接影響系統電壓質量，又關繫到電網經濟運行的重要問題。
  11. The effect from three gorges plant on reactive and voltage to the grid, and the difficult point about the control of reactive power and voltage in the grid for the future were considered

    在此基礎上，結合三峽電站對湖北電網無功電壓方面的影響，對今後湖北電網無功電壓控制的難點進行了初步分析。
  12. Reactive power and voltage control in the distribution systems is very important. it makes the running of the systems more safe and stable and economical. it can also decrease the real power loss and improve the voltage

    在配電系統中進行無功電壓控制能夠有效地降低有功功率損耗、改善電壓水平，對系統的安全穩定經濟運行具有重要意義。
  13. Fuzzy security constraints, such as voltage and generator ' s reactive power output, are introduced in qp model, and a new ipm with fuzzy constraints is deduced in detail, being the critical program in quasi real - time voltage / reactive control. 4

    根據我國電網當前的自動控制水平以及實時無功/電壓控制的認可程度不高的實摘要際情況，提出首先實現電網的準實時無功電壓控制，以提高運行電壓合格率、降低網損。
  14. During the calculation of reactive power and voltage in the power network, reactive power insufficiency and the system under - voltage are always concerned. in the same way, we should consider the problem that reactive power surplus and over - voltage during the period of low - water and low load

    在無功電壓優化計算中，對于無功功率不足和系統電壓偏低的情況一直是研究者關注的問題；同樣在枯水期輕負荷時，電網運行中也要考慮到無功功率過剩，系統電壓偏高的問題。
  15. Hydroelectric generating set has two type governing equipment. one is electro - hydraulic governor of turbine which can adjust frequency ( active power ) the other is excitation governor of generator which can adjust voltage ( reactive power ). they work together for meeting the requirements of the voltage and frequency that the electrical power system brings forward to

    水輪發電機組的調節裝置主要有水輪機調速器和發電機勵磁調節器，這兩套調節裝置分別負責電能有功（頻率）及無功（電壓）的調節，以滿足電力系統對電能的頻率及電壓的質量要求。
  16. The paper introduces the condition of the continuous high voltage during 1999 dry season of hubei main network, analyzes the formative cause, describes the treatment methods in other province and provids suggestion to restrain high voltage and improve reactive voltage in hubei network

    介紹湖北電網1999年枯水期主網持續高電壓狀況；分析了高電壓形成的原因；介紹了國內其他省網解決高電壓問題的辦法；提出了湖北電網抑制高電壓措施和改善無功電壓工作的建議。
  17. Ga has the common shortcomings while applied in large - scale network, such asconsuming huge calculation time, easy to be trapped by local fninimize and not so goodability of searching local optimal solution. the pseudo - parallel ga technology and adaptivechanging population size are used to generate ndtial populaton, thus elevating the quality ofinitial population and furthermore improving optimal solution, voltage / reactive is of localcharacteristic in actual power system, and this fetch oul decomposing sub - area ga accordingto network natural management region

    提出採用變群體規模的偽并行遺傳演算法獲得初始解群體，極大地改善了初始解群體的質量；根據無功/電壓問題的區域性特點，按照電網的自然管理分區，實現了遺傳演算法的分區分解計算；將常規的二次規劃模型的無功優化方法與遺傳演算法有機地結合，構成了獨具特色的混合遺傳演算法。
  18. With development of modern power electronic technique, many reactive power - voltage controllers emerged which can improve voltage stability although debasing frequency dynamics at the same time

    隨著現代電力電子技術的發展，電力系統出現了許多用於無功-電壓控制的裝置，這些裝置在提高系統電壓穩定性的同時，使系統的動態頻率特性變壞。
  19. Detaildiscussion and partition of it is given according to the research contellts, methods, tfor spanand objective function etc. the method applied here, genetic algorithin ( ga ) for reactivepower planning problem and interior point method ( ipm ) for quasi real time voltage / reactivepower control are separate surnmarized fully and comprehensively hence, two aspects ofreactive power operating optimization, i. e. optimal reactive power compensation planning andquasi - real time voltage / reactive power control are studied in detail in this thesis withintelligent method, such as fully mathematic and expert system etc., integrated

    本文從無功優化問題的研究內容、研究方法、時間跨度和目標函數等方面進行了詳細的探討和劃分。在對本文採用的無功規劃優化的研究方法?遺傳演算法和無功/電壓控制的研究方法?原-對偶內點法進行綜述的基礎上，提出根據電力系統的特點、結合模糊數學和專家系統等智能方法對無功運行優化中的規劃優化和無功/電壓控制兩類問題進行理論和應用研究。
  20. This article has discussed the control problem in a distribution substation and on the distribution line respectively. reactive power / voltage control in a substation using general approach usually results in the voltage of the second side being too close to the boundary. it will make the ability of enduring the variation of load in a system decrease a lot and become the threat of the system

    本文分別對配電系統中的變電站及配電線路的無功電壓優化控制問題進行了研究，採用常規方法進行變電站電壓無功控制時，往往使二次側電壓過于接近邊界而導致系統承受負荷波動的能力大大下降，成為系統安全運行的隱患。
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