電動機刷 的英文怎麼說
中文拼音 [diàndòngjīshuā]
電動機刷
英文
motor brush-
Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor
在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上，通過系統建模和數字模擬分析，分別針對航空低壓直流（ lvdc ）和高壓直流（ hvdc ）兩種電動機構用永磁無刷電動機，在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究，提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。Development of control technology of brushless direct current motor
無刷直流電動機控制技術研究This paper presents the method of design and parameter optimizing in a phase - locked controller, which is used in high - speed brushless direct current motor ( bldcm ) speed control
摘要提出一種用於高速無刷直流電動機鎖相速度控制器設計和參數優化方法。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。Research of non - linearity in brushless dc motor system
無刷直流電動機系統非線性研究Our factory produce electric toothbrush series, washing machine fittings, sanitary ware and fittings, mechanic fittings series, plastics one series, punching a series, adopt and import ceramic valve core ensure the quality of products steady, with novel products handsome in appearance, easy to use getting longe - lived characteristic, dark recipient s big users appreciate, the products sell well in all parts of the country and american - european area of southeast asia
本廠主要生產電動牙刷系列洗衣機配件系列潔具及配件系列機械配件系列塑料件系列沖壓件系列，產品以款式新穎造型美觀深受方大用戶贊賞，產品暢銷全國各地及歐美東南亞地區。Research on the vibration and noise of the minitype brushless dc motor
小型無刷直流電動機振動與噪聲的研究Specification of taw series brushless - excitation increased - safety synchronous motors
Taw系列增安型無刷勵磁同步電動機.技術條件For the bldcm which has a pseudo - sinusoidal back - emf waveform, this dissertation presents a svpwm control method using six discrete position signals for minimizing the torque ripple. the main aspects for the implementation of this method are analyzed, including the initial orientation of the voltage vector, reasonable choice of the impedance angle and the advance commutation angle, and estimation of the successive rotor positions
針對反電動勢類似正弦的準正弦波反電動勢無刷直流電動機，本文提出一種基於六個離散位置信號的自同步svpwm （電壓空間矢量法）控制方法，用以削弱電磁轉矩脈動，分析了實現這種方法的主要控制環節，包括起動時電壓空間矢量的初始定位，阻抗角與電流超前角的合理選擇以及連續轉子位置的估計等。The simulation results prove that this control technique can effectively minimize the torque ripple for the bldcm drives whose back - emf waveform crest width is less than 120
模擬結果表明這種控制策略能有效地抑制反電動勢平頂寬度小於120電角的無刷直流電動機的換相轉矩脈動。Furthermore, this dissertation also gives a comprehensive analysis and comparison to the torque ripple factor, torque - current ratio and other aspects for pseudo - sinusoidal emf bldcm drived by 120 conduction mode, 180 conduction mode and self - synchronous svpwm mode respectively. the simulation and the experimental results indicate that self - synchronous svpwm method is more effective for minimizing the torque ripple without any expense of the torque - current ratio when the crest width of the back - emf waveform is less than 107 electrical angles
對準正弦波反電動勢無刷直流電動機在120導通方式、 180導通方式和自同步svpwm三種控制方式下的轉矩脈動系數、轉矩電流比等方面進行了全面的分析與比較，模擬研究和實驗結果表明，當反電動勢的平頂寬度小於107電角時，採用自同步svpwm控制方法可以在不損失轉矩電流比的基礎上，更有效地抑制電磁轉矩脈動。That may not seem possible now, but computers, space rockets and even electric toothbrushes seemed impossible a hundred years ago. we never know what will happen in the future
那些在現在看起來是不可能的，但計算機，宇宙飛船甚至電動牙刷在百年之前看起來也是不可能的.我們不知道將來會發生什麼變化We that one a of specialities produce little electrical home appliances the enterprises of productses, locate in and enjoy " mould of china city ", the yuyao of zhejiang of titles of " plastic of china city " ; from 60 kilometers of ports in ningbo, exports 5 kilometers from high speed yuyao of turtledove of hangzhou of shanghai, geographical environment is superior, complete auxiliary facility, produce electric sweeper, electric toothbrush, steam cleaner, car refrigerator, popcorn maker, etc
我司地處享有「中國塑料城」 「中國模具城」之稱的浙江餘姚，距寧波港口60km ，離滬杭甬高速餘姚出口5km ，地理環境優越，配套設施完備。是一家集研發生產出口於一體的小家電系列產品的專業廠家，主要生產電動掃地機電動牙刷蒸汽清潔器爆米花機汽車冰箱等，產品通過tuv gs ce認證，質量第一，交貨及時，竭誠歡迎國內外客商與我們聯系，共同建立業務合作關系。Development of electromechanical actuation system for flight control is one of the most important technologies in the path to all - electric airplane
摘要飛行控制中機電作動系統的發展是全電飛機的重要技術之一，而高速大功率密度的無刷直流電動機是其中的關鍵部件。Moreover, the aeronautic linear dc motor control system not only can instead the drive motor of emergency discharging - oil valve, but also can be used in some low power electromotion machine making linear locomotion. the motor owns extensive application foreground preferably
該直線直流步進電動機驅動控制系統的研製，可替代現有飛機應急放油閥有刷驅動電機，也可用於小功率直線運動機構中，具有較好的應用前景。Digital signal processor ( dsp ) combined with repm bldcm, which build up a dc adjustable speed system, achieve to control multiple motor speed, positive and negative rotate, protect and fault exemine by a true single chip. design and present a electromagnetism scheme of repm bldcm used in electromotion chair drive system. select electronical components and chips in the drive board by contrast with variant drive mode. design the drive board principle picture, make a drive board pcb and debug it. design a principle picture with dsp core. workout the motor control code introduced popular programme modle. test the programme reliability and control performance by linking tms320lf2407 evm, pc, drive borad and the bldcm. the bldcm swatch is prepare experiment
本論文闡述了方波驅動稀土永磁無刷直流電動機的原理及數學模型；設計並給出了一種電動座椅用稀土永磁無刷直流電動機的電磁設計方案；對電機採用何種驅動方式進行了對比分析；對驅動電路進行了元器件選型、原理圖設計、制板及調試；有針對性的闡述了dsp在本系統應用中所涉及到的功能模塊；設計了以dsp為核心的控制電路原理圖；以模塊化的軟體編程思想編制了電機控制軟體；通過tms320lf2407目標板、上位機、驅動板及電機的聯調，證明了系統可行。The method of compond target function variable weighting was adopted for solving compond target optimization problem, and compond target was put into single target
在計算中，為達到無刷直流電動機全局優化的目的，採用隨機產生離散初始種群及隨機交叉操作和變異操作方法。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。Design engineers now selecting pmbldc motors over conventional dc or induction motor drives for the following reasons : 1 ) the absence of brushes results in an essentially maintenance free operation and eliminates the undesirable effects of commutation such as sparks, brush - loss, radio - frequency interference, etc. 2 ) the low inertia of the rotor enhances the quality of the mechanical response of the motor, shortening the acceleration and deceleration time. 3 ) utilizing rare - earth permanent magnet materials with high coercive force results in substantially higher efficiency than their counterpart with brushes of the same size. 4 ) because of the absence of commutation segments, the stator construction is simple
現在的工程師們更為青睞永磁無刷直流電動機是因為以下幾點原因： （ 1 ）去除了電刷的永磁無刷直流電動機徹底地免除了維護而且消除了我們不希望的由於換向帶來的火花、電刷損耗以及無線電干擾等等； （ 2 ）低轉動慣量的轉子提高了電機機械響應的質量，從而縮短了電機加速和減速的時間； （ 3 ）高矯頑力稀土永磁材料的使用使得同樣尺寸的永磁無刷直流電動機比傳統的直流電動機效率高； （ 4 ）由於沒有機械換向部分定子的結構簡單了。Phase - changing analysis of pm brushless dc motor
永磁無刷直流電動機的換相分析分享友人