permanent magnet dc motor 中文意思是什麼

permanent magnet dc motor 解釋
永磁直流電機
  • permanent : adj. 1. 永久的，不變的，耐久的；持久的，經久的。2. 常務的，常設的 （opp. temporary）。n. 電燙發 （＝permanent wave）。adv. -ly
  • magnet : n. 1. 磁體；磁石；磁鐵。2. 有吸引力的東西[人]。
  • dc : ＝1 direct current 直流電：a DC generator 直流發電機。2 District of Columbia 哥倫比亞特區〈美國首...
  • motor : n 1 原動者；原動力。2 發動機；馬達；電動機；【火箭】助推器；汽車。3 【解剖學】運動肌；運動神經。a...
  1. Anticontrol of chaos in permanent magnet dc motor

    永磁直流電機的混沌反控制
  2. A design adding a dc chopper after the triphase rectification was given to reduce the peak of the pulse of voltage, aiming at the characteristics that the magnitude of the rated voltage of permanent magnet synchronous motor ( pmsm ) is far below that of the power supply, also the electric parameters of the devices were given

    針對專用永磁同步電機額定電壓大大低於電網電壓這一特點，為降低電機上承受的峰值脈沖電壓，設計了在三相整流之後增加一級直流斬波器並給出了相應的電氣參數。
  3. 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。
  4. The analysis of commutation torque ripple for permanent - magnet brushless dc motor

    永磁無刷直流電機換相轉矩分析
  5. Digital control system of permanent magnet square wave brushless dc motor based on dsp

    的永磁方波無刷直流電動機數字控制系統
  6. Study on integrated expert system for permanent magnet brushless dc motor design

    永磁直流無刷電機設計混合型專家系統的研究
  7. In this paper, a calculate theory and method is presented, a under - water permanent magnet dc motor is taken for instance, the descent of its efficiency from 20 to 80 is calculated

    介紹了一種溫升對電機效率影響的計算思路與方法，並以一臺水下使用的永磁直流電機為例，計算在20 ~ 80范圍內效率的下降情況。
  8. Based on comparison of several motor candidates, doubly salient permanent magnet ( dspm ) motor is a good choice for it ’ s outstanding performance. similar to conventional drive system, dspm brushless dc motor ( dspm - bldcm ) is composed of dspm motor and it ’ s controller. the controller is made up of three - phase full - bridge inverter, driver, dsp control unit and etc. for high power system, every switch of three - phase inverter is actually made up of four mosfets in parallel

    在充分考慮國內外不同的液壓泵電動機的基礎上，本文選用了雙凸極永磁電機作為整個系統的電機本體，並配以電動機控制器（控制器包括三相橋式功率變換器、驅動電路、 dsp主控單元、電流采樣及預處理和位置采樣及預處理等主要部分）組成整個液壓泵電動機系統。
  9. Ndfeb permanent magnet dc motor for ocean salvation robot

    海洋救助機器人用釹鐵硼永磁直流電動機設計
  10. Company development and production of products mainly include : industrial control and monitoring, dc converter, exchange converter, permanent magnet motor, power generation electronic control system, various industrial control module, railway traction systems and urban transport systems

    公司研發及生產的產品主要有：工業控制及監測、直流變流器、交流變流器、永磁電機、電力發電電控系統、各種工業控制模塊、鐵路牽引系統和城市交通系統等。
  11. The drive motor in ev and hev in this paper is the permanent magnet brushless dc motor

    本文以驅動電機為永磁無刷直流電機的電動汽車再生制動系統為研究對象。
  12. The permanent magnet brushless dc motor is a dc motor using electronic commutation in place of mechanical commutation in fact, so it has excellent characteristics of dc motors, for example good start and timing performance. it simplifies the motor ' s structure and overcomes the friction disadvantages of ordinary dc motor because it does n ' t use mechanical commutation. it is extensively used in aviations, robots, digital machine tool and so on

    永磁無刷直流電動機實際上是以電子換向代替機械換向的直流電動機，因而保持了直流電動機的優良特性，具有較好的起動和調速性能，又因它無需機械換向器使電機的結構簡單，可以從根本上克服一般有刷直流電動機易於產生換向火花的弊病，在航天、機器人、數控機床等許多工業領域已得到廣泛應用。
  13. The permanent magnet brushless dc motor is a dc motor using electronic communication in place of mechanical communication in fact, so it has excellent characteristic of dc motors, for example good start and timing performance. it simplifies the motor ' s structure and overcomes the friction disadvantages of ordinary dc motor because it does n ' t use mechanical communication. it is extensively used in aviations, robots, digital machine tool and so on

    永磁無刷直流電動機實際上是以電子換向代替機械換向的直流電動機，因而保持了直流電動機的優良特性，具有較好的起動和調速性能，又因它無需機械換向器使電機的結構簡單，可以從根本上克服一般有刷直流電動機易於產生換向火花的弊病，在航天、機器人、數控機床等許多工業領域已得到廣泛應用。
  14. Abstract : this paper gives an analysis of staring function of vehicle rare earth permanent magnet staning motor and compares it with staring function of a excited dc motors

    文摘:論述了稀土永磁汽車起動電機的起動過程；其起動性能優于直流串激式電動機。
  15. The project originating from national high technology research development plan ( 863 plan ) is to study a control system of 270 voltages dual - redundancy rare earth permanent magnet ( repm ) brushless dc motor ( bldcm ) based on digital signals processor ( dsp ) in order to realize precise and reliable control for the control actuator of high altitude unmanned airplane

    本課題來源於國家高技術研究發展計劃（ 863計劃） ，旨在研究基於數字信號處理器（ dsp控制器）的舵機用270v高壓雙余度稀土永磁無刷直流電動機控制系統，以實現無人飛行平臺飛控系統的精確可靠控制。
  16. Design of speed control system of permanent magnet dc torque motor

    永磁式直流力矩電動機穩速系統設計
  17. Combining the methods of in - phase variable - frequency adjusting speed with brushless dc control, this system uses repmsm ( rare earth permanent magnet synchronous motor ) as executing motor. this system makes full use of characteristic of high static precision and dynamic fast response

    以正弦波永磁同步電動機為執行電機，採用他控式磁通軌跡法變頻調速和無刷直流方式調速方法相結合的控制策略，充分發揮了同步電機的穩態高精度和直流電機的動態快速性的特點。
  18. Abstract : a simple and high - performance brushless dc generator consisting of a controlled rectifying circuit and permanent magnet square wave motor is presented

    文摘:提出了一種可控整流電路，它與永磁方波電機聯合構成一種簡單、高性能的無刷直流發電機。
  19. The satss is an antenna pointing servo system with ultra - low speed and high accuracy, driven by a rare earth permanent magnet ( repm ) brushless dc torque motor. to reduce torque ripple, the repm brushless dc torque motor has a slotless armature, and uses sinusoidal wave driven technology

    衛星天線跟蹤伺服系統為超低速高精度天線指向控制系統，該系統使用稀土永磁式無刷直流力矩電機作為天線的驅動機構，為降低轉矩脈動，電機採用無槽電樞結構設計，並使用正弦波驅動方式。
  20. The permanent magnet brushless dc motor servo system is an abroad servo form, now it is used on highly precision, small power cortrolling field

    永磁無刷直流電動機驅動系統是目前在高精度中、小功率伺服控制領域中應用極為廣泛的驅動形式。
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