磁極分路 的英文怎麼說

中文拼音 [cíjífēnlù]
磁極分路 英文
pole shunting
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 極 : i 名詞1 （頂點; 盡頭） the utmost point; extreme 2 （地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 路 : 1 （道路） road; way; path 2 （路程） journey; distance 3 （途徑; 門路） way; means 4 （條理） se...
  1. 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，研究了單層繞組磁場，奇數極半填槽雙層繞組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，由實驗測得了三相電流波形，並與計算結果進行了比較，對其不對稱性進行了定性分析。
  2. The influence of separating magnetic flux method of rotor with u ' s and tangential permanent magnet to the pole - to - pole leakage factor is analyzed by finite element method ( fem ), and given the rule of design

    通過對pmsm進行電磁場求解，分析了u型結構和切向結構轉子磁路結構的隔磁措施對電機極間漏磁系數的影響，提出了設計準則。
  3. Based on comparison of several motor candidates, doubly salient permanent magnet ( dspm ) motor is a good choice for it ’ s outstanding performance. similar to conventional drive system, dspm brushless dc motor ( dspm - bldcm ) is composed of dspm motor and it ’ s controller. the controller is made up of three - phase full - bridge inverter, driver, dsp control unit and etc. for high power system, every switch of three - phase inverter is actually made up of four mosfets in parallel

    在充分考慮國內外不同的液壓泵電動機的基礎上，本文選用了雙凸極永磁電機作為整個系統的電機本體，並配以電動機控制器（控制器包括三相橋式功率變換器、驅動電路、 dsp主控單元、電流采樣及預處理和位置采樣及預處理等主要部分）組成整個液壓泵電動機系統。
  4. Uniform and compact plzt and sno _ 2 ceramic targets, which diameter were 212mm and 221mm, respectively, had been successfully fabricated. ( 2 ) a rotating magnetic field rf magnetron sputtering system had been designed and set up, which showed high utilization efficiency of target, high films uniformity, and high deposition rate, etc. ( 3 ) the plzt and sno _ 2 thin films were investigated by afm, xrd, sem, and spectral photometer. the optimized processing parameters of preparing these films had been found

    並以此為基礎分別制備了緻密、均勻、平整、直徑為212mm的plzt和221mm的sno _ 2陶瓷濺射靶材; （ 2 ）為克服現有磁控濺射設備的不足，提出了一種新的磁控濺射方案，採用該方案的設備具有:靶材利用率高、鍍膜均勻、成膜速度快等特點; （ 3 ）運用afm 、 xrd 、 sem以及雙光路分光光度計等分析手段對plzt和sno _ 2薄膜的微結構和性能進行研究，找到了制備plzt電光薄膜和sno2透明電極材料的最佳工藝條件。
  5. In simulations, all important phenomena, such as non - neutral sheath widening near cathode, cathode electron emitting, current channel migrating to the load side of the plasma, ion accelerating toward cathode and magnetic insulation of cathode emitting electrons etc, have been observed and depict the internal physics of this device. also presented is the influence of cathode emitted electrons on phenomena in the conduction processes of pegs. the simulation results show, without cathode emitted electrons, rapid magnetic field penetration takes place only in region near the cathode, with cathode emitted electrons, magnetic field penetration takes place in all plasma region

    診斷發現了陰極表面非中性鞘層的形成、陰極電子發射、電流通道的漂移、等離子體離子加速以及陰極電子磁隔離等物理現象，揭示了這一斷路器件的物理機制；分析了陰極電子對peos導通過程中的物理現象的影響，模擬結果顯示：忽略陰極電子作用，磁場滲透現象主要出現在陰極表面區域，考慮陰極電子作用，磁場滲透現象出現在整個等離子體區域。
  6. The other is supported by emerson network power co., ltd as an advanced research project. and this paper mainly introduces how to design and realize a four - quadrant running srd system to control a 3kw srm ( 8 / 6 poles ) based on a dsp ( tms320f240 ), which uses h - bridge power convertor and power - consumption braking method

    本文基於省重點科研項目「開關磁阻電機新型控制及其調速系統」和深圳emerosn網路能源公司預研部項目，分析討論了如何設計實現一套以3kw的四相（ 8 6極） srm為控制對象以dsp為控制核心採用h橋式功率變換器和能耗制動方式的四象限運行srd系統。
  7. 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。
  8. Considering the effects of saturation, pole shape, some important coefficients including the effective pole - arc coefficient, the leakage coefficient, the air - gap coefficient are analyzed by electromagnetic method, and a series of useful curves are given

    考慮磁路飽和、磁極形狀等因素的影響，利用電磁場數值解法對電磁計算中的有關系數，包括漏磁系數、計算極弧系數、氣隙系數等進行了分析研究，給出了工程實用的曲線。
  9. 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。
  10. 5, covering most of the electrical enclosure is a very winding deputy central called short circuit central, president ; it adopted covering a small fraction of the polar magnetic field, thereby generating another round of the synchronized with the main magnetic field is very magnetic field ; after the formation of a magnetic field interaction between two oval rotary magnetic field

    5罩極電機的副繞組是罩極環又叫短路環銅環它通過罩住一小部分主極磁場，從而產生另一個與主磁場有相位差的罩極磁場兩磁場相互作用后就形成了一個橢圓形旋轉磁場。
  11. Finally, after calculating iron loss and copper loss with the magnetic field analysis, use it as a heat source, and conduct a non - stationary analysis independently with the three dimensional thermal analysis which concentrates on the effect of the heat transfer coefficient on the temperature rise. in this paper, a bipolar switched reluctance machine system model is also established with an h bridge converter as its power circuit topology

    另外，本文還建立了雙極型sr電機系統模型，採用了h橋式功率主電路，詳細分析了其工作原理，並在磁場、損耗等方面與採用不對稱半橋變換器的傳統單極型sr電機系統進行了對比。
  12. Comparing to inducing - magnetic mode with 50hz alternating current, we can use lower frequency alternating current to induce the magnetic so that it can eliminate the noise at 50hz frequency and weaken the noise whose phase lags signal 90 ? greatly. comparing to inducing - magnetic mode using rectangle - wave current as the signal, using low frequency to induce magnetic can eliminate ( weaken ) the differential coefficient noise. thirdly, it eliminates or weakens all different noise by designing the circuitry effectively in the transforming signal part

    相對於50hz交流勵磁，這種勵磁方法可以採用更低的頻率來對微流量的磁路進行勵磁，一方面可以完全消除工頻干擾，另一方面可以極大地減小正交干擾；相對于方波勵磁，這種勵磁方法相當于多值方波勵磁，有利於消除或減少方波法勵磁所帶來的微分干擾。
  13. Adopting the short circuit electric current of to formate the test prove that this contact turn on and cut off performance. according to ablation situation of contact surface after testing, have analysed that coil type double - pole amf influences electric arc

    採用短路電流合成試驗驗證了這種觸頭的開斷性能，根據實驗后觸頭表面的燒蝕情況，分析了線圈式兩極縱向磁場在大電流時對電弧特性的影響。
  14. One downside of the integrated bearings is increased coupling between the radial and axial degrees of freedom. the analysis of coupling is done by method of an electric circuit analog of the integrated magnetic bearing. the basic equation of magnetic circuit and the equation of suspension force are derived when permanent magnet flux and electromagnetism flux simultaneity is effected

    利用等效磁路法建立了該磁軸承的磁懸浮力數學模型，依據此數學模型分析了徑向和軸向磁懸浮力之間的非線性耦合關系，得出在轉子平衡位置附近，徑向和軸向懸浮力是解耦的結論，從而為控制帶來了極大的方便。
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