electromotive force (emf) 中文意思是什麼

electromotive force (emf) 解釋
電勢
  • electromotive : adj. 電動的。
  • force : n 1 力，勢。2 體力，氣力，精力，魄力。3 暴力，壓力；兵力，武力。4 〈pl 〉 部隊，軍隊，兵力。5 勢...
  • emf : 紅細炮成熟因子
  1. The two key parameters, back electromotive force ( emf ) and reactance of d q axial armature reaction are investigated, too. in the process of asynchronous starting, mathematics model of repmsm is established with 1, 2, 0 complex number coordinate system. combined with the model, electromagnetic torque is studied

    論文還研究稀土永磁同步電動機的異步起動過程，建立了稀土永磁同步電動機起動時的數學模型，並對電磁轉矩的性質進行了研究，論文還提出了起動時電磁轉矩的計算方法，論文對稀土永磁同步電動機的牽入同步過程進行了原理性分析，論文也對電機參數對于電機起動性能影響進行了研究。
  2. Based on intelligent power module ( ipm ) and digital signal processor ( dsp ), this system used hack - emf ( electromotive force ) method to implement the sensorless control for brushless dc motor of air conditioner ( ac ) in fcv

    該系統基於智能功率模塊（ ipm ）和數字信號處理器（ dsp ） ，採用反電勢法實現了電動汽車空調用無刷直流電動機的無傳感器控制。
  3. 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。
  4. The thesis first probably explains brushless direct current motor ( bldcm ), and discusses the related control methods, explains the background and meaning of back electromotive force ( back - emf ) which is used in the thesis. then the thesis expounds the basic component parts, the basic running principle, the running characteristic and transfer function of the bldcm. and then the thesis detailedly dissertates its research pivot : the simulation of bldcm system in matlab based on the method of back - emf and the control system of digital signal processor ( dsp ) based on the method of back - emf

    本文首先對無刷直流電機進行了概述，並對其相關控制方法進行了討論，說明本文所採用反電動勢法的背景和意義;接著論述了無刷直流電機基本組成環節、基本工作原理、運行特性和傳遞函數，然後是詳述本文研究的重點:基於反電動勢法的matlab調速系統的模擬以及基於反電動勢法的dsp控制系統的實現。
  5. Emf specification for temperature - electromotive force tables for standardized thermocouples

    溫度規范.標準化熱電偶的電動勢
  6. Emf standard specification and temperature - electromotive force tables for standardized thermocouples

    標準化熱電偶用標準規范和溫度-電動勢
  7. We bring forward a new method to reduce the additive electromotive force ( emf ) in circuit of the electrode leads

    提出了一種有效抑制電極引線迴路中附加感生電動勢的方法。
  8. The structure and starting / generating integral working principle of dsem is firstly explained in this thesis. starting control mode and generating reason of starter / generator were introduced, and the back electromotive force ( emf ) of starting state and generating state was also analyzed

    本文首先闡述了電勵磁雙凸極電機的結構與起動/發電一體化工作原理，介紹了起動/發電機的起動控制模式和發電機理，對起動/發電機起動狀態和發電狀態的反電勢進行了分析。
  9. Emf standard temperature - electromotive force tables for tungsten - rhenium thermocouples

    鎢錸絲熱電偶的溫度電動勢
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