轉動刷 的英文怎麼說
中文拼音 [zhuǎndòngshuā]
轉動刷
英文
rotary brush
-
轉 :
轉構詞成分。
-
刷 :
刷構詞成分。
-
轉動 :
轉動turn; run; twirl; roll; revolve; rotate
-
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。
-
Gondrand, a. s. - spedice, sberna sluzba, preprava - over the sales management you can receive offers and prices by telephone on warehouse, france, germany in addition to benelux, service, transport and / or on others
是一家高水平的公司,該公司為您供應高質量的產品並從事法國,發行、
轉交、供應,印
刷,德國,促銷,代表、代理,廣告工作、廣告活
動的製造和銷售。
-
The transducer speed adjustment is used for the conveyer belt and the brush wheel, and the motor starts to rotate directly to make the machine run more smoothly and the stain done more uniformly
輸送帶,毛
刷輪採用變頻器調速,馬達直接
轉動,使得機器運
轉更為順暢,著色更為均勻。
-
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。
-
System structure model based on simulation database is presented, by which realize effectively to integrate nc geometric simulation with physical simulation. 2. in the nc geometric simulation and nc verification, a partial rendering algorithm is improved by using dynamic oob ( oriented bounding box )
2 .在幾何模擬方面,改進了幾何模擬局部
刷新演算法,提出
動態方向區域法,使在加工模擬過程中可以進行旋
轉、放大和縮小等
動態操作,便於了解工件在模擬加工過程中的具體情況。
-
Now it may come the headache - how will you manage such large number of business cards in an easy way ? tell you, q - scan a8 pocket size scanner is just your right choice to get rid of your headache ! ! the intelligent biz - card ocr easily categorizes and saves the business card information to your pc and pda
名片管理軟體的發展,就是利用文字辨識技術,透過掃瞄器將名片上的印
刷文字,
轉換成可以編輯處理的文字,再進行自
動分類管理,並永久地儲存起來,一方面為了日後查尋方便,二方面可以將整批資料分享傳送到pda的通訊欄上,帶著走!
-
The company offers the following key products to complete whole set machinery and equipment for cardboard box production : high - speed fully automatic printing and slotting machine ; one color, double - color, three - color and four - color water - based printing machine ; automatic ( air suction type ) and half - automatic ( chain type ) rotary slotting and corner cutting machine, four - connection slotting and corner cutting machine, four - axis paper separating and line pressing machine, thin knife paper separating and line pressing machine, carton stapler, carton binding machine and die cutting machine
公司產品主要有:高速全自
動印
刷開槽機;單色、雙色、三色、四色水性印
刷機;自
動(吸風式)和半自
動(鏈條式)輪
轉開槽切角機、四聯開槽節角機、四軸分紙壓線機、薄刀分紙壓線機、釘箱機、粘箱機以及模切機等全套紙箱機械設備。
-
Torque ripple reduction in brushless dc motor drives using a buck converter
變換器的無
刷直流電機
轉矩脈
動抑制方法
-
A separated collecting ring with carbon brushes was designed and manufactured for the dynamic stress test of spoke plates of rotor of bulb tubular turbine generator
摘要根據測試需要,設計自製了分體式碳
刷集流環,對燈泡貫流式水輪發電機
轉子輻板進行了
動應力測試。
-
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。
-
For the bldcm which has a general crest width of the back - emf waveform, two kinds of torque ripple conditions when drived by sine - wave current as well as by square - wave current are deduced based on the mathematical models. in addition, a comparison is carried out between these two conditions, which indicates that sinusoidal current driving is more favorable to minimizing the torque ripple when the crest width of the back - emf waveform is less than a certain value
闡述了抑制齒槽
轉矩措施對反電
動勢波形的影響,利用無
刷直流電機的數學模型推導並比較了任意平頂寬度梯形波反電
動勢在正弦波和矩形波兩種電流驅
動下的電磁
轉矩脈
動情況,得出在梯形波平頂寬度減小到一定數值后採用正弦電流驅
動更有利於減小電磁
轉矩脈
動。
-
Promax tension ind corp has long sold and manufactured a variety of custo mized air shafts / air chucks / safety chucks, edge position control systems / epc, powder / air / disk brakes and clutches, ac / dc motor control systems, re - winding / un - winding systems, tension control systems, web inspection systems, automatic color register systems, servo - vector control systems, mmi interface and supervisory control and data acquisition ( scada ) systems and others such as slitting, winding, laminating, extruding, coating, and gravure printing machines, even other auxiliary devices etc. for webs such as paper, films, rubber, textiles and foils
本公司長久以來已經從事製造及銷售有關紙類,薄膜,膠片,紡織品,橡膠等薄片卷材的捲筒物控制糸統周邊設備,諸如氣漲軸,氣漲/安全夾頭,邊緣追蹤器裝置,磁粉/氣壓/碟式煞車器及離合器,交直流
轉矩馬達控制系統,收放料車
動系統,張力控制裝置,印
刷機靜態觀測器,自
動套色控制裝置,伺服向量控制系統,人機介面及監控系統及其他有關印
刷,貼合,分條,復? ,塗布,上膠,押出,淋膜等產業機械
-
A special roller in the roll stand of a web press that uses air - actuated grippers to hold the core of the roll of paper
中義在輪
轉印
刷的輥筒組中的一種特殊輥,使用氣
動式夾子固定住紙?的軸心。
-
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。
-
Fuzzy control method of commutation torque ripple minimization for bldcm
用模糊控制方法抑制無
刷直流電
動機換相
轉矩波
動
-
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
-
He held a brush in his hand, and, with all his airy superiority gone, he brushed potter's new clothes as the latter slowly turned this way and that way.
他手裡拿著一把刷子,原先那傲慢的神氣全不見了;他替波特刷身上的新衣,波特則緩緩地、時左時右地轉動著身子。