勵磁繞組 的英文怎麼說

中文拼音 [lìcíràozǔ]
勵磁繞組 英文
excitation winding
  • 勵 : Ⅰ動 （勸勉） encourage; exert oneself Ⅱ名詞（姓氏） a surname
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 繞 : 繞名詞1. [書面語] （彎曲） bend2. （姓氏） a surname
  • 組 : Ⅰ名詞1 （由不多的人員組成的單位） group 2 （姓氏） a surname Ⅱ動詞（組織） organize; form Ⅲ量詞（...
  1. The winding through which a current is passed to produce the primary source of flux in the machine is called the field winding

    電流通過其在電機中產生主磁通的繞組稱為勵磁繞組。
  2. Next, in order to comprehand the electromagnetic characteristics and the dynamic characteristics of the new type of magnetic micromotors, the dissertation applied the concept of the magnetic scarlar potential of the irrotational magnetic fields and set up the mathmatic model for the inner magnetic field of the new type of motors from the basic equations and the boundary conditions of the motor magnetic field. oh the basis of the mathmatic model, the dissertation analized the various qualities of the magnetic field of the air gap between the rotor and the stator and gave a detailed calculation of the air gap ' s magnetic potential, magnetic field intensity, magnetic induction, the shape of the magnetic scarlar potential level surface, the distribution of the magnetic circuit, the magnetic induction the self - inductance and the mutual inductance of the coils

    其次，為全面了解這種新型電磁電機的電磁特性和動力特性，本文從電機磁場的基本方程及其邊界條件出發，應用無旋磁場的標量磁位概念，建立了端面搖擺式電磁微電機內部磁場的數學模型，並以此為基礎，詳細分析了電機氣隙磁場的各方面性質，對氣隙磁場的磁標位、磁場強度、磁感應強度、等磁位面形狀、電機工作磁路的分佈、電機的工作磁通量以及激勵繞組的自感和相互之間的互感進行了詳細的分析計算。
  3. According to computer calculating, we can obtain the harmonics amplitude of the stator coil of excitation machine

    通過計算，可得到勵磁繞組中感應電勢的各次諧波幅值。
  4. In accordance with the driving characteristics of ac driving locomotive, the working status of its traction transformer is analysed. the questions that should be considered in the traction transformer design of ac driving locomotive are mentioned. these questions are the large short - circuit impedance of traction winding, higher harmonic current, over - excitation and dc magnetization caused by large variation of the network voltage, etc. some disposal methods are given

    針對交流傳動電力機車的傳動特點，對其中的牽引變壓器的工作狀態進行了分析，指出交流傳動電力機車用牽引變壓器設計時需考慮的牽引繞組的短路阻抗大、電流的高次諧波、網壓波動大可能引起的過勵磁以及直流磁化等問題，同時給出了相應的一些解決方法。
  5. The stator of aceg is connected to the grid and the three symmetrical excitation windings in the rotor are fed by converter. the magnitude and frequency and phase and phase sequence of excitation voltage can be controlled, so the magnitude and position of excitation mmf as well as the speed of rotor can be controlled. therefore, acegs have superior performances by contrast with conventional synchronous generators and induction generators, such as upstanding stability, power generation of variable speed constant frequency ( vscf ), adjusting active power and reactive power independently, and absorbing lag reactive power deeply

    交流勵磁發電機的基本結構與繞線式異步電機相同，其定子側接電網，轉子上採用三相對稱分佈的勵磁繞組，由變頻器提供對稱交流電勵磁，且勵磁電壓的幅值大小、頻率、相位、相序都可根據要求加以控制，從而可以控制發電機勵磁磁場大小、相對于轉子的位置和電機的轉速，使得交流勵磁發電機具有良好的穩定性及轉速適應能力、獨立的有功與無功調節能力和較強的進相運行能力，性能超越傳統同步發電機和感應發電機，因而有著廣闊的應用前景。
  6. The system takes both advantages, the former is fast and convenient characteristics of dasylab in building a control and measure system, and the latter is the powerful program function and abundant control button of labwindows / cvi. it can acquire, analysis and save the real - time data in the experiments of the lim and electromagnet meanwhile, it can control the start / stop of the lim. electromagnet and dc motor, as well as it can control the change of the voltage and frequency of the lim. the exciting windings voltage and rotor windings voltage of the dc motor

    整個測控系統利用了dasylab組建採集分析系統的簡單快捷和labwindows cvi豐富的控制項與強大的編程功能，將兩者的優點有機的結合起來，可以完成直線電機及電磁鐵試驗中的數據採集、分析、存儲，並且可以控制試驗中直線電機、電磁鐵、直流電機的啟動與停止，對直線電機繞組電壓、直線電機繞組電壓頻率、直流電機勵磁繞組電壓、直流電機電樞繞組電壓、電磁鐵繞組電壓的大小進行控制。
  7. In this thesis, the mathematical model of transitional process is built up during salient - pole synchronous motors ( asynchronous starting based on the state equations under d - q frame, simulation model about asynchronous starting using matlab software is set up. it proves the novel exciting winding control way through analyzing and studying the simulation curves, and provides the best exciting in towards polarity way using " stator - electricity " during salient - pole synchronous motors ( asynchronous starting through analyzing the fault of traditional way to exciting

    通過分析d q軸系下的凸極同步電動機狀態方程，建立了凸極同步電動機異步起動過渡過程的數學模型。利用matlab模擬軟體建立凸極同步電動機異步起動模擬模型，通過模擬曲線分析、研究，證明本文提出的新型勵磁繞組控制方法的正確性，並通過分析傳統投勵方法的缺陷，提出了"定子電量法"實現凸極同步電動機最佳順極性投勵的方法。
  8. Considering the relations between idle load characteristics and armature winding parameters of the salient pole propulsive synchronous motor ( spsm ) with its structure, stator tooth and magnetic saturation, the analysis of numerical method for the back electromotive force calculation of spsm is given under various exciting current values

    摘要針對凸極式同步推進電機的空載特性及其繞組參數與電機結構、定轉子齒槽、磁場飽和等緊密相關的問題，分析了在不同勵磁電流下同步推進電機相反電勢的數值計算方法，提出了採用電機磁場能量微動法計算相繞組的參數，並對一臺十二相同步推進電機的繞組參數及其空載特性進行了計算和測量。
  9. Abstract : based on the classical theory, the harmonic winding potential of the tooth harmonic brushless exciting generator have been calculated and analysed. the results tally with the data of no - load test very well. it was demonstrated the designing thread of harmonic winding is correct

    文摘:從經典理論出發，對齒諧波無刷勵磁發電機的諧波繞組電勢進行了分析計算，其結果與空載實驗得出的數據完全吻合.說明諧波繞組的設計思路是正確的
  10. The thesis realizes the control exciting winding method and the best exciting in towards polarity method provided in this thesis with singlechip ( at90s8535 ) and scr hardware. it proves these methods are accurate and available through the control exciting winding test. analyzing the stator current and exciting current test curves on a salient - pole synchronous motor with 2kw - 4 poles, it solves the starting - difficulty of salient - pole synchronous motors, and improves motors " starting capability

    通過在一臺2kw 、 4極凸極同步電動機上進行異步起動試驗和分析試驗過程中的勵磁繞組電流和定子繞組電流的波形，證明了本文提出的勵磁控制線路的正確性和可行性，較好地解決了凸極同步電動機起動難的問題，同時改善了電機的起動性能。
  11. Before connection upon completion of generator ' s mounting, measured insulation resistance of generator ' s winding, dry out the generator if necessary

    發電機安裝完畢接線前，測試發電機定子繞組及勵磁繞組電機繞組絕緣電阻。如果需要，對電機要進行乾燥。
  12. The core loss is an important criterion of its performance. if the core loss is too large, it will be heated and the efficiency will be decreased when add the exciting current to the stator coils

    鐵損是評判電機鐵芯性能的一個重要指標，如果鐵損太大，在定子繞組中加勵磁電流后則會產生發熱和效率下降等不良現象。
  13. In this thesis, the basic operation theory of salient - pole synchronous motors is discussed ( based on the analysis of the electromagnetic relationship among stator winding 、 rotor winding and damper winding, the transitional process of salient - pole synchronous motors ( asynchronous starting, the thesis provids a novel control method and connection of exciting winding during salient - pole synchronous motors ( asynchronous starting

    本文論述了凸極同步電動機的基本運行原理，在分析了凸極同步電動機定、轉子繞組及阻尼繞組的電磁關系的基礎上，研究了凸極同步電動機異步起動的過渡過程，提出了一種新型的凸極同步電動機異步起動過程中勵磁繞組控制方法和線路。
  14. As the rotor of the linear synchronous motor, the suspending electromagnetic irons are excited by rotor current and act with the long stator railway mutually. they have multiform functions such as suspending, advancing and generating electricity

    懸浮電磁鐵作為直線同步電機的次級，在繞組電流的激勵下，與長定子軌道相互作用，同時具備懸浮、推進、發電等多項功能。
  15. In this method, the similar inductance is used to extract the excitation current of ct, which, through some electronic circuits, turns into proper compensation current and is injected into the compensation winding. this current replaces the exciting current, so the error is reduced

    本文的實現方法是採用具有與電流互感器鐵芯相似磁特性的鐵芯製成的電感提取電流互感器的勵磁電流，將該勵磁電流經過一些電子電路的處理，產生補償電流，注入補償繞組，從而減小電流互感器的誤差。
  16. Because insulation layers in strands and turns are very thin, they are always be out of consideration when calculating electromagnetic fields

    大型水輪發電機勵磁繞組匝間絕緣很薄，在以往的場計算中常忽略了它的存在。
  17. Auxiliary exciting winding

    輔助勵磁繞組
  18. The study in this thesis will provide reference in improving salient - pole synchronous motors " asynchronous starting capability and designing the control exciting winding scheme

    本文所作的研究工作，對凸極同步電動機異步起動的起動性能有所改善和勵磁繞組的控制設計方面的研究有一定的指導意義。
  19. The brushed are so placed that when the sides of an armature turn ( or coil ) pass through the middle of the region between field poles, the current though it changes direction

    電刷是這樣安排：當電樞繞組（或者線圈）的邊通過勵磁磁極區域中部時，流經其的電流就會改變方向。
  20. The brushes are so placed that when the sides of an armature turn ( or coil ) pass through the middle of the region between field poles, the current though it changes direction

    電刷是這樣安排：當電樞繞組（或者線圈）的邊通過勵磁磁極區域中部時，流經其的電流就會改變方向。
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