無脈動的 的英文怎麼說

中文拼音 [wúmàidòngde]
無脈動的 英文
non pulsating
  • 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...
  • 脈 : 脈名詞1. （動脈和靜脈的統稱） arteries and veins2. （脈搏的簡稱） pulse 3. （像血管的組織; 連貫成系統的東西） vein
  • 的 : 4次方是 The fourth power of 2 is direction
  • 脈動 : [物理學] [天文學] pulsation; pulsing; pulse; ripple; impulsive motion; pulsating; panting; loping...
  1. Aiming at permanent brushless dc motor in mini - bev ( battery electric vehicle ) with torque ripple and violent noise during low speed running, the fuzzy control method is combined with slide mode control method to suppress the influence due to un - modeling parameters, and to ensure the robustness in the process of reaching slide mode plane

    摘要針對微型電動車用永磁無別電動機轉矩脈動大、低速運行時噪聲明顯等主要問題，採用模糊控制和滑模控制相結合的方法，克服了未建模參數的影響，保證了滑模到達階段的魯棒性，同時抑制了轉矩脈動。
  2. The rest falls to the invertebrates : pulsing jelly fish, darting shrimp, fixed colonies5 of coral polyps, and crawlers and diggers of the floor

    其餘部分落入無脊椎動物嘴中：脈動式水母、刺蝦、珊瑚蟲群、海底的爬行動物和潛在泥中的動物。
  3. The experiment results indicate that this method is more effective in the brushless direct current motor ' s low speed torque ripple attenuation, and its more effective in improving system dynamic performance

    運行結果表明，此方案能有效地抑制無刷直流電動機低速時的轉矩脈動，更好地改善系統的動態性能。
  4. Pulsating variables vary periodically, but for some stars, there may be sudden changes in their brightness. such kinds of stars are called eruptive variables. they include

    ：脈動變星的光度會周期性地改變，但有一些恆星的光度會在毫無先兆下變得光芒萬丈，這種恆星包括新星和超新星皆統稱為爆發變星。
  5. Tracheo - innominate artery fistula ( tif ) is a rare but fatal complication after tracheostomy

    摘要氣管無名動脈瘺管在氣管造瘺術后是一個罕見但是致命的並發癥。
  6. 3. with fourier decomposition, the main component of pulsating torque, torque ripple is studied. it can be determined that torque ripple is caused by harmonic order 6n under the usual common conditions

    3 、對造成轉矩脈動的主要成分轉矩紋波進行諧波分析，得出在一般假設情況下，無刷直流電動機系統的轉矩紋波由電磁轉矩的6n次諧波造成的結論。
  7. Analysis on commutation torque ripples of a pmbdc motor based on c - dump converter

    變換器供電的無刷直流電機換相轉矩脈動的分析
  8. An analysis and a compensation method for commutation torque ripple in trapezoidal bldc motor

    無刷直流電機換相轉矩脈動的分析及其補償方法
  9. Because the controller is easy to get the position of rotor by the encoder, we can continuously rotate the flux of the armature rotor by applying spwm method to the control system. the continuous rotation of the flux of armature make the output torque of motor has no ripple

    由於通過編碼盤可以輕易獲得精確的電機轉子位置信號，故運用spwm調制方法可以使得無刷機的電樞磁場按照圓形軌道連續旋轉，從而實現輸出轉距無脈動。
  10. The electrical structure and mechanical structure of the non - ripple torque control system of brushless motor is almost the same as that of the control system of conventional brushless motor. the difference is that the non - ripple torque control system of brushless motor has a incremental encoder which the control system of conventional brushless motor has not, which results in a great change of control method

    永磁無刷電機無脈動轉距調速系統與傳統無刷電機調速系統在電磁、機械結構上基本一樣，所不同的是它在傳統無刷機控制系統的基礎上增加了一個增量式編碼盤，從而導致其控制方法有了比較大的改變。
  11. In addition, the effects on the torque ripple caused by the pwm modes, overlapping commutation and so on are analyzed, and the conclusion is reached : the commutation torque ripple varies with the rotor speed

    並得出結論：永磁無刷直流電機換相轉矩脈動的大小在電機確定的條件下，主要受電機轉速的影響。
  12. Xu zhen ? lin, jiang wei, wang xiu ? zhi, et al. analysis and attenuation of torque ripple due to commutation in brushless dc servo machines j. electric drive, 1994 ( 5 ) : 36 - 41

    許鎮琳，江偉，王秀芝，等.無刷直流伺服電機換相轉矩脈動的分析和消除j .電氣傳動， 1994 （ 5 ） : 3641
  13. So the compensation of pulsating torque is very importance for the application of pmsms

    因此，對無刷直流電動機的應用，必須考慮其轉矩脈動的抑制問題。
  14. In order to minimize the commutation torque ripple of traditional trapezoidal bldcm using 120 cconduction mode, firstly, analytical formulae of commutation torque in the condition of perfect back - emf waveforms are developed in this thesis, based on which the effects to the torque ripple by the pwm modes, overlapping commutation techniques and so on are analyzed, and the applicable speed ranges of the motors using the overlapping commutation techniques are derived

    為了抑制傳統的三相六狀態120導通方式控制下方波型無刷直流電動機的換相轉矩脈動，本文首先在理想反電動勢的條件下推導了換相轉矩脈動的解析公式，並由此分析了調制方式、重疊換相技術等對換相轉矩脈動的影響，得出了採用重疊換相技術抑制換相轉矩脈動適用的電機轉速范圍。
  15. In the chapter 4, the theory that multi - stroke curve should be designed according to the functional requirement of the hydraulic motor was posted. in other words, the multi - stoke curve was designed according to the optimization of efficiency and the rotate speed, the stability of the torque were considered at the same time. the pro / e was used to analyze the its performance and the cam files were created

    第四章在內曲線液壓馬達定子曲線的設計計算中，首次提出了按效率優化的原則設計曲線的理念，結合轉速、扭矩無脈動、等接觸應力設計理論等研究成果，採用美國參數技術公司的pro / e軟體的motion分析模塊進行cae分析，並且生成計算機輔助加工（ cam ）文件，直接驅動cnc加工機床進行定子曲線的加工，獲得了十分理想的結果。
  16. First in this paper, the characteristics and control methods of bldcm is discussed. on the basis of investigation into control strategy and speed regulation of square wave bldcm, the reason of its torque ripple and the way to eliminating or suppression is analyzed and elaborated

    首先本文介紹了永磁無刷直流電動機的特點及其控制方法，在重點研究了方波無刷直流電動機的調速方式與控制策略的基礎上，對于方波無刷直流電動機的轉矩脈動的產生原因及其消除或抑制方法進行了詳細分析與探討。
  17. Influence on commutation torque ripples of brushless dc motor based on single chop modes

    單斬調制方式對無刷直流電動機換向轉矩脈動的影響
  18. From the basic operation principles of the permanent magnet brushless dc motor, this paper analyses the producing reasons of torque pulsation and establishes the mathematical model

    本文從永磁無刷直流電動機的基本工作原理出發，分析了引起轉矩脈動的原因並建立無刷直流電動機的動態數學模型。
  19. Abstract in this paper the phase commutation and current curves of brushless motor variable - speed system are studied. according to the results that the pulsating torque is influenced greatly by the ratio of the direct current supply voltage and the electromotive force of the motor, an approach to reduce the pulsating torque is presented

    本文通過對無換向器電動機模型的換相過程和電流波形的研究，得到換相轉矩波動受直流電源電壓和電動機電動勢幅值的比（ u / e ）的影響較大的結論並獲取了最佳u / e ，同時通過模擬研究了電流波形，提出了減小轉矩脈動的控制策略。
  20. In order to make a clear technical analysis on it, author sets out research work with it ’ s principal and derives basic formula which makes it clear why crehsm can performance ultra - low speed without velocity pause

    從連續回轉伺服馬達的結構模型入手，分析了新型馬達可以實現轉速、流量和理論輸出扭矩的無脈動。針對馬達超低速的特性，作者提出了改善其性能的措施。
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