相繞組 的英文怎麼說

中文拼音 [xiāngrào]
相繞組 英文
phase winding
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 繞名詞1. [書面語] (彎曲) bend2. (姓氏) a surname
  • : 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. In this thesis, the author analyses the deficiency in detecting and controlling function of the computer detecting and controlling system utilized in present transforming station. the strategy of design of software on operation and direction of 5 00kv transformer station is presented. it points out that we can deduce the mathematic analytical formula using the current, voltage and power of two terminals of transmission line as input. on this basis, we do realtime calculation of 500kv transmission line ' s parameter. we can also deduce the linear analytical formula of three - winding autotransformer ' s resistence using its current, voltage and power as input. the corresponding software is programmed on this basis

    論文提出以輸電線路本端和對端電流、電壓、功率作為輸入量,導出了超高壓長線的波阻抗和傳播常數的數學解析式,在此基礎上進行了500kv輸電線路實時參數計算;提出以三自耦變壓器的電流、電壓、功率為輸入量,導出了自耦變壓器的電阻、電抗的線性解析式並進而對變壓器的實時參數進行計算;在此基礎上編制了應的軟體。
  2. The relations between relative measurementerror resulting from temperature and heat distensibility coefficient of coil ’ s framework andwindingcoilwerecarriedout. theinfluenceofelectromagnetisminterferenceontheaccuracyof rogowski coil, as well as the effect of temperature on integraph, were studied. somemeasures based on the above investigating results were proposed to insure the precision ofrogowski coil sensor head, such as the selection of materials and facture methods, improvment of technics and design of additional compensation

    利用建立的rogowski線圈的數學模型對溫度和外界干擾磁場的影響進行了分析,得出了溫度造成的對誤差與線圈骨架和線圈熱膨脹系數之間的關系;從兩個方向上分析了干擾磁場對線圈精度的影響;分析了溫度對積分器的影響等。
  3. 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的自感和互之間的互感進行了詳細的分析計算。
  4. However, the result of the simulation, in which all the parameters are kept constant except the primary and secondary inductance, is that 3 % higher conversion efficiency can be achieved in ccm than in dcm

    但對輸出功率和電阻同時逆變電路模擬結果表明, ccm的效率比dcm提高了三個百分點;試驗結果說明盡管ccm的電阻比dcm的大,變換器效率仍提高了1 . 5 。
  5. The wound - rotor winding has the same form as the stator winding

    和定子同。
  6. Transient simulation of tri - winding single phase motors with wye - connected during fault operation

    電動機故障運行瞬態過程模擬研究
  7. In the models, the iron core nonlinearly of the traction transformer and the magnetic hysteresis effect without the b - h curve are considered. having tested by digital simulation, the winding parameter has not changed in the state of external fault or magnetizing inrush etc. but the winding parameter has obviously changed in state of inter fault or inter - turn fault. ( 3 ) the rules three phases converted to two phases of traction transformer in electric railways are developed in this paper

    ( 3 )利用牽引變壓器磁鏈平衡方程,建立了基於系統辨識理論的雙接線牽引變壓器、阻抗匹配平衡牽引變壓器及scott (斯科特)接線牽引變壓器的「灰箱」模型,該模型考慮了牽引變壓器鐵芯非線性和磁滯效應,但又不直接反映在模型中,並且無需鐵芯的b - h曲線數據。
  8. The generator shall be run without load for 30 minutes, to record the phase current, volt, frequency, stator and bearing temperature once at intervals of 10 minutes

    電機應空載試運行2小時,每隔30分鐘記錄一次電流、和軸承溫度。
  9. Based on the result, the fault diagnostication according to fault record data and locating the fault position of staor wtndings are put forwar for the first time, it is innovative and practical

    在此基礎上,首次提出用錄波數據對定子匝間短路和間短路進行故障診斷,確定故障點在定子上的別和匝數,有創新、有實用價值。
  10. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層磁場,奇數極半填槽雙層在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  11. Considering the above control strategies which make the controller can not be real - time processing because its workload has increased, control circuits of the main switches based on eprom are designed, which can implement control scheme of firing angles and phase voltage. furthermore, it avoids power converter saturation in the process of commutation

    上述控制策略的引入造成控制器運算量增大、難以在線實時控制,又設計了基於eprom的主開關器件通斷控制電路,實現了開關磁阻電動機開通關斷角控制及對施加於相繞組上電壓的優化控制,同時避免了換時可能引起的功率變換器飽和現象。
  12. Thirdly, current ripple will be calculated in two current control mode respectively and paper will make a conclusion about its interaction with the voltage, current, frequence and so on. finally this paper will show the design of the controller and test waveforms

    另外,本文分析了在兩種電流控制方式下,即pwm控制和滯環控制下電流脈動和相繞組電壓、電流、轉速和開關頻率的關系。
  13. Therefore, this thesis provides a detailed verification of the effects of parasitic capacitances of the anti - phase winding on the efficacy of the proposed technique

    因此,反相繞組寄生電容對該技術效能的影響在本文中得到了確認。
  14. When the electrical functioning smoothly, the electrical inductance of the winding a reverse electromotive force will be formed, the higher the frequency, the greater the reverse emf

    當步進電機運轉時,電機各相繞組的電感將形成一個反向電動勢,頻率越高,反向電動勢越大。
  15. For compensating the nonlinear error between winding current and the result magnetic field of stepper motor, the method of minimum square is adopted to fit and correct the error curve of subdivision step angle, and the subdivision precision is improved

    為了補償步進電機相繞組電流與其產生磁場之間非線性引起的誤差,採用了最小二乘法對細分步距角誤差曲線進行了擬合與修正,提高了細分精度。
  16. It is showed that the torque ripple is not only connected with the phase currents, but also with the other factors, such as the instantaneous phase emf ' s in the case of commutation, the angle of commutation and the parameters of the windings

    從一個新的角度分析了引起轉矩波動的原因,指出換轉矩波動不僅與電機電流有關,還與換相繞組感生電勢瞬時值、換位置角、參數等因素有關。
  17. 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參數與電機結構、定轉子齒槽、磁場飽和等緊密關的問題,分析了在不同勵磁電流下同步推進電機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,並對一臺十二同步推進電機的參數及其空載特性進行了計算和測量。
  18. We also select the microchip pic16f877 made by microchip co. ltd as a control chip to realize micro - computer control. this system use three separate channel to find out the " across the zero point " of each back - emf. the program use digital filter to wipe off the pwm interferences and the commutating interferences

    系統中採用三個獨立通道分別檢測無刷電機三相繞組的反電勢的各自過零點,同時在軟體中採用數字濾波以消除其它噪聲干擾,使檢測電路檢測到的反電勢過零點更加準確可靠,實現了對五位置傳感器直流無刷電機的數字控制。
  19. A three - phase winding is put on the inner surface of the stator frame

    相繞組放置在定子框架的內表面。
  20. In the operation of the doubly salient permanent magnet ( dspm ) motor, some possible failures can occur, including the wrong connections of three armature windings, the wrong orders of three hall sensors, and the failures of hall sensor signals themselves, that is the hail sensor signal keeps the high level or the low level to be unchanged with the rotor position

    摘要永磁雙凸極電機運行時,可能會出現以下常見故障:三相繞組線或和三霍爾連接線的錯誤接線;霍爾信號自身的故障,即恆為高電平或低電平,其電平不隨轉子位置變化而變化。
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