環流電動機 的英文怎麼說

中文拼音 [huánliúdiàndòngjī]
環流電動機 英文
loomotor
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 機 : machineengine
  • 環流 : [氣象學] circulation; circulating current; circumferential motion; circular current; ring current...
  • 電動機 : electric motor; motor （俗稱「馬達; 電滾子」）電動機並聯法 parallel connection of the motors; 電...
  • 電動 : motor driven; power driven; power operated電動擺 motor pendulum; 電動扳手 electric wrench; 電動泵...
  1. 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。
  2. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求，採用單片機實現了混合式直流直線步進電動機的開環數字控制；利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定；利用細分控制技術保證了電機運行的平穩性，並進行了波形分析和理論研究；採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題；同時對主功率電路、驅動電路和系統保護電路進行了分析，完成了硬體設計、製作和軟體編程、調試，最後在混合式旋轉步進電動機上進行了全面測試。
  3. The theories and design principles of each circuit of the spwm three - phase frequency inverter experiment unit are in detail introduced in this thesis. at the same time some experiment results are shown that include the output voltage and current waves when the load is in resistivity, inductivity or asynchronous motor

    文中詳細介紹了spwm三相變頻實驗單元所包含的各電路環節的理論基礎及設計過程，並給出了調試結果，如負載為阻性、感性和異步電動機時，實驗單元輸出的電壓和電流波形。
  4. The dynamo runs at rull speed to drive main shaft, then the main shaft makes the emulsifying wings in emulsification grove rotate, which absorbs the liquid in its brand groove into ring groove through guide vanes on upper and lower sides of the groove. the vanes spins circularly at high speed with the main shatf as center, and the blade and emulsificaton groove cut and crush it continuously. after that. it gers squeezed by the vanes highspeed centrifugal rotation. at last, it finishes isotropt emulsification tratment within extremely short time after continuous circulating mixing

    由電動機全速運轉帶動主軸，經主軸轉動乳化框槽內之乳化翼片，使其將桶槽內之液體經框槽上、下兩側之導流葉片吸入環狀框槽內，經以主軸為中心高速圓周旋轉葉片；連續使乳化翼端刀面與乳化框間極小之間系高頻率之強力切割剪斷、粉碎，再借葉片高速離心旋轉排擠，持續循環混合，以極短之時間即可完成均質乳化之處理。
  5. 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。
  6. Fxv series is derived from fx series. in structure, it adopts air cooling of net flow. it shows apparent function against blocking by fibers, suitable for textile, printing and dyeing machines for cotton, wool, linen, silk and chemical fibers. it works effectively under the environment of plentiful dust, short fibers, high temperature and high humidity. it features even speed regulation in combination with frequency changer

    本系列電動機主要是fx系列電動機的派生系列，結構上採用凈流式風冷，具有較強的防纖維堵塞能力，適用於棉、毛、麻、絲、化纖等各種紡織印染機械，能在多塵埃、短纖維及溫濕度較高的環境下工作，與變頻器配套，調速均衡。
  7. Main products of nanjing turbine & electric machinery ( group ) co., ltd are heavy - duty gas turbine generating unit, steam turbine generating unit, gas - steam combined cycle unit, co - gen. steam turbine unit and generator as well as large & medium sized synchronized / asynchronized motors

    南京汽輪電機（集團）有限責任公司主產品有重型燃氣輪發電機組及燃氣/蒸汽聯合循環發電設備、熱電聯供汽輪發電機組和大中型同步、異步交流電動機。
  8. The paper lucubrated the control theory of induction motor ' s vector transform and the method of calculating speed by induction motor ' s torque current weight, based on which, the paper designed a close - loop speed - sensorless vector control vwf system and realized the system in matlab / simulink

    本文深入研究了感應電動機矢量變換的控制理論和利用電動機轉矩電流分量進行速度推算的方法。在此基礎上設計了一個閉環的無速度傳感器矢量控制變頻調速系統。
  9. We discuss the influence on the flux and torque when the multi - voltage space vector is applied on the motor. then the strategy of producing hexagon flux or circle flux is proposed. it is believed that, in order to control the torque optimally in dtc system, the stator current needs to be observed predictably

    論文在闡述異步電動機的直接轉矩控制原理的基礎上，詳細分析了多電壓空間矢量對磁鏈和轉矩的影響，給出了六邊形磁鏈和圓形磁鏈以及定子電流預測的設計方法，提出了一種新的轉速環控制方法。
  10. At the same time, we mainly design the hardware and the software of the two control systems. the high quality singlechip of at89c2051 and at89c51 are used as the main microprocessor of the control system. using digital method achieved the speed adjustment and the close - loop speed control which ensure the accuracy of speed adjustment and the speed stability at a def inite speed range

    同時就兩套無刷直流電動機控制器的硬體電路和軟體程序問題進行了重點工程設計，採用了高性能的at89c2051和at89c51單片機作為微處理器，用數字軟體技術對電機進行調速和轉速閉環控制，使電機在一定范圍內能夠進行精確調速和速度穩定控制。
  11. Adopting rotor field - oriented vector control methods, through which make the stator and the rotor magnetmotive forces can be kept orthogonal all along during operation of the bldcm, combining hysteresis current modulation ' s current control advantage and space voltage vector modulation ' s torque ripple attenuation advantage, then designing a sort of bldcm hysteresis current svpwm control method

    摘要研究採用轉子磁場定向的矢量控制方法使無刷直流電動機定、轉子磁勢矢量始終保持正交，結合滯環調制電流控制和空間電壓矢量調制，設計了無刷直流電動機滯環電流svpwm控制方案。
  12. Weichai is expected to market the product in the first half of this year. the full - year production is to reach 50, 000 units, according to company chairman tan yuguang

    例如最新的環保發動機空氣懸架abs asp ， ，電渦流緩速器車身升降裝置等先進配置，都是由金公司最早引入國內的。
  13. On the base of roundly analyzing and studying the running mode of the sensorless bldcm, we explain theories and realizable methods of detecting back electromotive force, phase verdict and phase compensation in detail. in order to improve the timing performance, the control strategy of this system is to use digital speed closed - loop control

    在全面分析研究了無位置傳感器無刷直流電動機運行方式的基礎上，細致闡述了反電勢過零檢測、相位判斷及相位補償的原理及實現方法，並且為了在較寬的范圍內提高bldcm的調速性能，採用了數字式轉速閉環控制。
  14. On the base of ananlysing and studying the run mode of bldcm, we introduce the detecting back electromotiveforce, the method of phase judging and compensation in detail. in order to improve the speeding performance we adopt the digital closed _ loop speed control strategy

    在對無位置傳感器無刷直流電動機運行方式進行全面分析研究的基礎上，詳細的介紹了反電動勢過零檢測、相位判斷及相位補償的原理及實現方法，並且為了在較寬范圍內提高bldcm的調速性能，採用了數字式轉速閉環控制。
  15. On the base of analyzing the work theory of braking system and the ac servocontrol technologies, permanent magnet brush - less motor is used as the electric drive component, the aircraft slippage ratio adjustor and permanent magnet brush - less motor ( pmbm ) speed / current adjuster is made to construct a tri - loop control system

    在詳細分析飛機剎車系統的工作原理和交流伺服技術的基礎上，採用稀土永磁無刷方波直流電動機作為驅動部件，飛機期望滑移率控制和電機轉速、電流控制的三環控制方式。
  16. Ac slip ring motor

    滑環式交流電動機
  17. Starter for d. c. - motors and a. c. - slip - ring induction motors

    直流電動機和交流滑環感應電動機的起動器
  18. The servocontrol system of photoelectricity interference applied to capital ship and medium - sized ship adopts mechanical - electronic flat structure

    轉臺驅動系統採用電機擴大機? ?直流電動機系統。伺服系統控制方案採用閉環系統來實現。
  19. The harmfulness to the generator stability of water hammer effect is overcome by the gahc. a device used to regulate speed of rotor and simulate governor system on direct current motor was proposed in the thesis based on phase lock loop technology. the model of steam turbine and hydro turbine had been realized in the governor system of simulating generator by the device

    研製開發了一套基於鎖相環技術的直流電動機調速與調速系統模擬裝置，利用該裝置在動模發電機的調速系統實現了汽輪機或水輪機模型的模擬，建立了一套結構開放、穩定可靠、使用方便的研究發電機調速系統控制方法的動模實驗系統。
  20. In the design of real - time control system, the paper takes three - phase full - bridge mosfet inverter as the real - time control main circuit, and adopts a control scheme with 120 ? switching mode combined with half - bridge pulse width modulation ( pwm ), which would avoid straightthrough short of a certain bridge. phase current is detected by single current sensor ; three - phase position signals generated by position sensors could not only supply commutation information for inverter, but also be used for speed detecting based on signals " period measurement, which makes the speed sensor unnecessary. the whole control system adopts speed and current dual closed - loop control strategy in order to construct a high performance rare - earth permanent magnetic brushless dc motor ( repm bldcm ) full - digital real - time control system

    在實時控制系統的設計中，本文以三相全橋mosfet逆變電路作為實時控制主電路，採用120導通方式結合半橋pwm調制的控制方案，從而有效地避免了橋臂的直通短路；本文用單電流傳感器實現對相電流的檢測，來自位置傳感器的三相位置信號不僅為逆變電路提供換相信息，而且也用於基於信號周期測量的轉速檢測，這樣就省去了速度傳感器；系統採用的是速度、電流雙閉環控制策略，力求構建高性能的稀土永磁無刷直流電動機全數字實時控制系統。
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