繞阻機 的英文怎麼說

中文拼音 [rào]
繞阻機 英文
winding machine
  • : 繞名詞1. [書面語] (彎曲) bend2. (姓氏) a surname
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : machineengine
  1. During the winding of magnetic pole coils used in synchronous electric motors, cold hardening is induced by press bending at 90, by which the coils are hard to be pressed and shaped, thus local resistivity increases and results in influence on the coil lifetime

    摘要同步電動磁極線圈在編加工時, 90角處因壓彎而產生的冷作硬化現象使線圈無法裝壓成型,且局部電率增大,甚至影響磁極線圈使用壽命。
  2. In the article, the originator worked out the mechanism of magnesium - base alloys catching fire ; analyzed briefly the influence of the temperature, the heating velocity and the pressure of oxygen in the atmosphere on the lumps and scraps of pure magnesium ’ s catching fire, and designed a practical method to measure the kindling temperature of the lumps and scraps of pure magnesium precisely, with which the initial quantization of kindling temperature can be realized

    本文圍鎂合金燃技術的開發作了許多基礎性的研究工作,通過分析大量的相關文獻和試驗結果,初步得出了塊狀鎂和鎂屑的燃燒理,簡要分析了溫度、升溫速度、環境中氧的分壓對塊狀鎂和鎂屑的起火燃燒所產生的影響。設計出了精確度高、實用性強的塊狀鎂和鎂屑的燃點測試方法,使塊狀鎂和鎂屑的燃點得到初步的量化。
  3. Those sensitive parameters making system have negative damping and occur self - excited shimmy are horizontal pulling lever rigidity, tire sideslip rigidity, steering gear rigidity and damping, kingpin equivalent damping, kingpin caster angle, tire drag. and wheel center distance, tire side rigidity, vehicle wheel unbalanced mass, tire vertical rigidity, and distance from kingpin center to the vertical central line plane of tire have great influence on shimmy, but they do n ' t make the system have negative damping. and horizontal pulling lever damping, suspension damping and rigidity have very small influence on shimmy

    橫拉桿剛度、輪胎的側偏剛度、轉向剛度、轉向尼、主銷當量尼、主銷后傾角、輪胎拖距是影響擺振的敏感性參數,適當調節某一參數可引起系統的負尼,使系統產生自激擺振;輪距、輪胎側向剛度、車輪上的不平衡質量、輪胎垂向剛度及主銷延長線與地面交點至車輪平面的距離對擺振的影響也較大,但不會使系統出現負尼;而橫拉桿尼、懸架尼與懸架剛度對擺振的影響很小。
  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,指出交流傳動電力車用牽引變壓器設計時需考慮的牽引組的短路抗大、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. 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,實現了開關磁電動開通關斷角控制及對施加於相組上電壓的優化控制,同時避免了換相時可能引起的功率變換器飽和現象。
  6. Dissertation explains the theory and characteristices of switched reluctance motor based on its idealy linear math mode. analyseing and researching on control characteristic, control parameters, control strategy and their relationship, thesis designed hardware circuit and software of control system based on the strategy. dissertation discussed the transform function of system and illustrates it is essential to chang parameters in the pid control arithmetic, estimating parameters for the digital pid controller primarily, dissertation also researched on the exciting and protection of igbt

    論文以開關磁電動的理想線性數學模型為理論基礎,對其原理特性進行了說明,對開關磁電動的控制特性(轉速、轉矩) 、可控參數(導通角、關斷角、相電流、組端電壓)與控制策略(電流斬波、電壓斬波、角度位置控制等)及它們之間的關系進行了研究和分析。
  7. In the thesis the low drag - low noise optimization of the vehicle main form design is realized, main accomplishments are as follows. researched the knowledge of drag and flow noise, the parameters of the boundary layer are calculated by the hess - smith method and boundary layer momentum integral method. the calculation of the length of transition zone and change in boundary layer displacement thickness between laminar and turbulent states in the transition is improved, then the drag coefficient and self - noise from the transition zone are calculated as the objective functions of the optimization

    主要研究內容和成果如下:對航行器流流場進行分析,深入研究了力和流噪聲產生理,建立了力系數和自噪聲的評估數值計算模型;採用物面分佈源匯法和邊界層動量積分法對流流場的流體動力參數進行計算,改進了轉捩區長度和邊界層位移厚度的計算,應用於航行器頭部駐點自噪聲的計算;最後設計了力系數和自噪聲數值計算程序模塊。
  8. In this dissertation, several studies and designs are made concentrating on the measurement and control system of laser resistor trimming machine

    本文圍激光調的檢測與控制系統進行了以下幾方面的研究和設計工作。
  9. The no - loading emf of prototype and the no - loading emf of conventional generator are contrasted and analyzed, in the condition of considering the influence of damping winding and core saturation

    並在考慮鐵心飽和、考慮組影響情況下,將傳統發電的空載電勢與電力發生器樣的空載電勢進行了比較、分析。
  10. Considering the influence of damping winding and if core is saturated or not, the no - loading emf waveform of a conventional generator having the same size with the prototype ( except the stator slot ) is analyzed, and the waveform deviation factor is taken out

    對一臺具有與電力發生器樣相同尺寸(除定子槽形)傳統發電的空載電勢波形進行了分析。分析了不考慮鐵心飽和、考慮組影響和考慮鐵心飽和、考慮組影響兩種情況下,它的空載感應電勢,求取了空載電勢波形畸變率。
  11. According to the no - loading waveform deviation factor, the prototype conforms to the national design standard and practical needs in the engineering. more important, the high voltage is achieved. in the condition of considering core saturation and damping winding influence, the influence to powerformer of the no - loading tooth harmonic emf is smaller than conventional generator, and the waveform deviation factor of the former is smaller, too

    由求得的樣空載電勢波形畸變率可知,該樣滿足國家設計標準和工程實用要求,更重要的是,實現了產生高壓的目的;考慮鐵心飽和、考慮組影響情況時,電力發生器與具有相同尺寸(除定子槽形)的傳統發電相比,空載齒諧波電勢對電力發生器的影響較小,前者的空載波形畸變率較小。
  12. As a new kind of motor, switched reluctance motor ( srm ) has a doubly salient structure, and its windings are only mounted on the stators. these characteristics bring srm lots of virtues : solid structure, high reliability and efficiency, good fault - tolerance, low cost etc. switched reluctance driver ( srd ) combined srm with modern power electronic technology and control technology

    開關磁( srm )作為調速電動的新品種,採用定、轉子雙凸極鐵心結構,並且只在定子上裝有集中組,轉子上無組或永磁體,具有結構簡單堅固、運行可靠、效率高、功率變換簡單、容錯性好和成本低等優點。
  13. Under the conditions of high safe coefficient of insulated electrical strength of the stator winding of the generator, the selection of earthing resistance value should meet the needs of matching one - point earthing protection of the stator and limiting the fault current

    在發電定子組絕緣電氣強度有較高的安全系數的情況下,接地電值的選取應主要服從與定子一點接地保護的配合及限制接地故障電流的需要。
  14. In order to set up the dynamic model of swimming micro robot, this dissertation builds up the statics model and analyses the micro motion amplifying performance of micro robot mechanism, builds up the vibration model of micro robot and analyses the vibrating performance without and with damp, researches the propelling force of driven wing and the resistance of micro robot in liquid based on the theory of flat board resisting stream, builds up the dynamic model of swimming micro robot for the first time in nation and analyses its swimming performance which is influenced by driving signal frequency, amplifying performance of main machanism, area of driven wing, character of fluid and so on. this dissertation manufactures the micro robot and sets up the experimental environment and tests the amplifying effect and the vibrating performance

    本文建立了主體構靜力學模型,研究了主體構的結構參數對微位移放大性能的影響;建立了主體構振動模型,研究了主體構在無液體尼和有液體尼情況下的振動特性;根據流體力學平板流理論,研究了驅動翼產生的推進力和微器人在流體中受到的力;在此基礎上國內首次建立了泳動微器人的動力學模型,並對模型進行了深入的研究,詳細闡明了驅動信號頻率、主體構放大性能、主體構振動特性、驅動翼面積、液體性質等因素對微器人泳動特性的影響。
  15. Before connection upon completion of generator ' s mounting, measured insulation resistance of generator ' s winding, dry out the generator if necessary

    發電安裝完畢接線前,測試發電定子組及勵磁組電組絕緣電。如果需要,對電要進行乾燥。
  16. Research on lim thrust, efficiency and control scheme is made to conclude some measures of improving lim performance. and the electromagnetism resistance in maglev traffic is discussed in order to see the interaction mechanism of electromagnetism. firstly, the characters of lim are analyzed by simulation

    本文圍直線感應電牽引系統的性能展開研究,其中涉及了直線牽引過程中的推力、效率、控制方法以及磁浮交通中的電磁力等問題,為提升直線牽引系統性能及明確電磁作用理提供了參考。
  17. A method of measuring induced currents in the damper windings of the synchronous motors

    一種分析同步電組中感應電流的方法
  18. The set of these eigenvalues can be regarded as the eigenvalues of primary system approximately. this method not only can control the scale of the block - decoupling subsystems, but also achieves the reduced - order eigenvalue calculation for multi - machine power system. so this method can avoid the dimension disaster in the qr and calculate all the eigenvalues of large power system with the effect of damping windings considered

    這一方法可以控制分塊解耦子系統的規模,實現多系統特徵值的降階計算,避免特徵值qr演算法的「維數災難」 ,同時為採用計及發電組作用的詳細模型計算大型電力系統的全部特徵值、提高電力系統小擾動穩定分析的準確性提供了一種方法。
  19. 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的基本運行原理,在分析了凸極同步電動定、轉子組及組的電磁關系的基礎上,研究了凸極同步電動異步起動的過渡過程,提出了一種新型的凸極同步電動異步起動過程中勵磁組控制方法和線路。
  20. None but is the test spectrum abundant and controllable, it is possible to simulate the stresses environment needed for exposing weakness of the product. based on summarizing the present status of the vibration test and vibration environment simulation technology in the world, the topic of simulation of super - gaussian random vibration environment with controllable frequency spectrum and its applications in reliability enhancement testing is put forward. the main content and conclusions of the dissertation are as following : 1

    本文在綜述國內外振動試驗技術和振動環境模擬技術的基礎上,引出「頻譜可控的超高斯隨振動環境模擬技術及其在可靠性強化試驗中的應用」這一主題,並緊緊圍該主題開展了如下研究工作: 1 .全面分析了振動激勵的功率譜密度量級、幅值分佈、帶寬以及試件結構的固有頻率、尼比等因素對疲勞損傷累積的強化效應,提出振動強化試驗激勵信號應具備的重要特性:頻譜可控和超高斯,確立了本文的研究主題和方向。
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