ac electric motor 中文意思是什麼

ac electric motor 解釋
交流電動機
  • ac : ＝1 air controlman 美海軍航空兵的空中交通管制員。2 alternating current 【電學】交變電流，交流電。...
  • electric : adj. 1. 電的；帶電的；起電的，導電的，發電的，電動的。2. 令人激動的，緊張的，驚人的。3. 〈美口〉（樂曲的）用電吉他演奏的。n. 〈口語〉1. 帶電物體。2. 電動車輛。
  • 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. The research of ac induction motor drive system in electric vehicle

    電動汽車交流感應電機驅動系統的研究
  2. Dds951 series electronic single - phase electric meter is the most advanced static electronic meter in china. the meter designs use large - scale intergated circuit. high reliability step motor, it can the ac single - phase active energv voltage rating : 220v : frequency 50hz, positive and negative two directions and accumulates in one direction. the test singnal is isolated by phototransistor : it also has the function of anti - fraud, and indicates it s operation situation on flash light, so it could be managed very easy

    Dds951單相電子電能表，是金雀儀表公司開發的新型電度表。該產品是採用規模專用集成電路，高可靠性步進電機等先進技術製造的國內最新電能試題新產品，用來計量額定電壓為220v ，頻率為50hz的交流單相有功電能，該產品能夠精確計量正負兩方向的有功電能，且以同一個方向累計。
  3. We developed the power system of electric drill based on dc - ac. the system use the technique of spwm frequency cowersation control. it changed th d. c provided by trolly wire of d. c motor into stable a. c adopted igbt and driving circuit adopted high speed module of exb840

    針對當前我國煤礦電鉆電源的使用現狀，提出研製dc - ac變換的電鉆電源系統，該電源系統直接利用spwm變頻控制技術，將井下直流電機車的架空線所提供的直流電轉變成頻率是50hz的1 . 27v的穩定交流電。
  4. The core products include telecom power systems, board mounted power supplies, custom power supplies, ups, precision air conditionings, outdoor shelter solutions, automatic transfer systems, network power protection products, vrla batteries, lv & precision distribution cabinets, centralized power and environment monitoring systems, dc power systems and ac motor drive inverters used in electric utility power systems

    艾默生網路能源產品涉及通信電源、印刷板板裝電源、客戶定製電源、 ups 、機房專用精密空調、戶外一體化通信機櫃、自動切換開關、動力網路保護產品、蓄電池、低壓配電和精密配電櫃、動力設備及環境監控系統、電力操作電源、交流變頻調速器等領域。
  5. Fixed camera fastening its interior is loaded with an electric motor, on installs the good camera after the level to be possible to adjust the angle which the camera deals with, after achieved the best surveillance effect may accept the automatic control regulator by the electric motor the signal precisely to move the localization in under the control signal function, the camera already may automatically carry on the horizontal scanning to monitor the region, also may in under the monitoring center attendant s operation the moving surveillance object input voltage : ac 24v 50 60hz, 110v 60hz, 220v 50 60hz external dimensions : 119mm 115mm is high the weight : 0. 9kg material : abs high strength casts takes shape the degrees rotation : level biggest : 350, vertical 90 may adjust the velocity of whirl : 5 second 4 seconds revolve the spacing : exterior spacing card tunable load : 7kg function input plug : 1

    Kl - 306室內水平雲臺是安裝，固定攝像機的支撐設備.它內部裝有一電動機，在水平雲臺上安裝好攝像機后可調整攝像機俯仰的角度，達到最好的監視效果后可由電動機接受來自控制器的信號精確地運行定位.在控制信號的作用下，雲臺攝像機既可自動進行水平掃描監視區域，也可在監控中心值班人員的操縱下跟蹤監視對象
  6. Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly

    但是高性能的交流調速系統實現很困難，這是因為交流電機是多變量、強耦合的非線性系統，不易實現高性能轉矩控制。矢量控制技術則解決了交流電機解耦與轉矩控制問題，其基本思路? ?應用坐標變換將三相等效為二相，實現定子勵磁電流分量與轉矩電流分量之間的解耦，達到對交流電機磁鏈與電流分別控制的目的，交流電機等效為直流電機實現高性能調速。隨著電力電子技術的進步，計算機技術飛躍發展，高度集成的專用模塊和高精度的數字信號處理器應用於交流傳動系統中，促進矢量控制迅猛發展，日趨成熟。
  7. At the same time, essential protective electro circuit is designed for safe. it chooses pc bus industry programmable computer and programmable controller as the host computer and designs two independent systems to control hoist or lower the stage and orchestra separately. for the sake of running safely, it applies ac motor with brake as the power device that adopt frequency conversion mode and inter lock and journey switch in electric circuit

    設計中選擇了pc總線工業控制機和可編程序控制器作為控制系統的主機，設計了兩個獨立的系統分別控制升降舞臺和升降樂池，採用了制動電機作為舞臺升降的拖動裝置，電機的調速方法選擇了可以無級平滑調速、經濟節能的變頻調速方法，並在電氣上採用互鎖和行程開關來保證舞臺機械設備的安全運行。
  8. Introduction of electric machine control, introduction of power electronics, motor drive and control system, dc motor model and characteristics, dc motor controller design, ac motor model and characteristics, ac motor controller design, stepping motor model and characteristics, stepping motor drive and control

    電機系統控制技術概論、電力電子驅動原理簡介、馬達驅動與控制技術、直流馬達構造與特性簡介、直流馬達控制器設計、交流馬達構造與特性簡介、交流馬達控制器設計、步進馬達構造與特性簡介、步進馬達驅動系統及控制技術。
  9. 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。
  10. In the field of electric driving, the adjustable speed control of ac asynchronous motor by inverter was a hot spot because of its energy saving function

    由於異步電機交流變頻調速有著明顯的節能功效，以及可以實現連續調速等諸多優點，已成為電氣傳動領域的研究熱點之一。
  11. The forerunner of teco sa was taian electric, which was founded in march 1969 and merged with teco in oct 2003. ever since its establishment, sa never stops making contribution towards the industrial automation technology. sas products include ac dc motor controls, molded - case circuit breakers, high low voltage electric material, engines, generators, switchgears, ac dc frequency inverters, programmable logic controllers and servo controllers

    電控事業部的前身為臺安電機，自1969年3月創立至2003年10月與東元合併迄今，一直秉持著穩健踏實的態度，以電磁開關無熔線斷路器高中低壓配電器材引擎發電機組配電盤變頻器可程式控制器及伺服控制器等產品，為工業發展奉獻心力，滿足最基礎的用電安全，並提供整體性的自動化服務，符合節約能源的世界性潮流。
  12. Development of alterable frequency ac traction motor for freight electric locomotive

    貨運電力機車用變頻交流牽引電動機的開發
  13. This system take the industry computer and the programmable controller as a control core, step - motor, the frequency changer and the ac machine does for the execution, matches by the sensor and its the periphery connection electric circuit, formed a pair the closed - loop control system

    本系統以工業計算機和可編程式控制制器為核心，步進電機、變頻器與交流電機做為執行器，配以傳感器及其外圍介面電路，構成雙閉環控制系統。
  14. Among the modern industrial control fields, the research of ac motor start control is an important task. ac motor soft starter, with its soft starting, small impulse current, no contacts, and energy saving, has gained widely use in electric transmission

    在現代工業控制領域中，交流電動機的起動控制一直是個非常重要的研究課題，而交流電動機軟起動器以其起動平穩、起動沖擊電流小、無觸點、節能等優勢，在電氣傳動中得到了廣泛的應用。
  15. With almost 20 years exportation experience, we have the strongest r & d team as well as the most competitive manufacturing abilities on the electric control boxes and dc / ac motor gear reducer mechanism products

    我司生產的電動推桿、電動開門器、衛星天線定位器等產品常年銷往國際市場，有近20年的外銷經驗，在國際市場上有很高的銷售信譽和品質保證。
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