speed controlled motor 中文意思是什麼

speed controlled motor 解釋
調速電動機
  • speed : n 1 快，迅速。2 速率，速度。3 （汽車的）變速器，排擋。4 （膠片，照相紙）感光速度。5 〈古語〉興隆...
  • 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. 4. adopt vector frequency converter motor for traction transmission, which can be controlled with invariable line speed

    4牽引傳動採用矢量變頻電機，實現恆定線速度控制。
  2. The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance

    通過對電機的kron變換和對稱分量變換，建立了系統較精確的數學模型，編制了系統動態及穩態運行的模擬計算程序分別計算系統的動態和穩態性能。通過對系統的具體參數進行了模擬運算和實驗研究，實驗和模擬結果進行比較，說明實驗和理論較為一致，並從系統效率、轉矩脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變頻調速系統加以比較。在此基礎上，對兩相逆變器供電-異步電動機系統使用諧波抑制pwm控制進行了研究，由於減少了低次諧波，改善了系統性能。
  3. Space vector control according as ac induction motor two - axis theory speed separates the stator current into two components. one is the torque component ; the other is the flux component. a structure similar a dc machine structure where torque and field can be controlled independently is given

    矢量變換控制是以交流電動機的雙軸理論為依據，在同步旋轉坐標系中把定子電流矢量分解為兩個分量：一個分量與轉子磁鏈矢量重合，稱為勵磁電流分量；另一個分量與轉子磁鏈矢量垂直，稱為轉矩電流分量。
  4. The full automatic mechanical arm is built for letoff and wrap - up systems. the extruding quantities of each unit are controlled by frequency motor, the forming system adopts the synchronous group control. the digital displays are used for letoff, wrapup, extruding, drawing, line speed and meter recording

    放卷、收卷設置機械手全自動控制；各組擠出量由變頻器控制電機來完成，成型系統由一臺變頻器群控三臺成型牽引電機，與機械配合達到同步，該設備的放、收卷、擠出、牽引、線速、計米全部由數字化顯示。
  5. By using the hydraulic torque converter to drive the mud pump, both the prime motor and the working machine can be protected, and the pump pressure can be controlled in the whole course of drilling if the rated rotary speed of the diesel engines is kept

    通過液力變矩器驅動鉆井泵可同時保護原動機和工作機；在保持柴油機額定轉速的條件下，可實現泵壓的全過程式控制制。
  6. At present, the self - sailing method includes two kinds that they are english method and mainland method. now the most experiments of the kind use english method because the speed of ship model is difficult to be controlled by the motor

    目前，自航實驗的方法有所謂大陸法（即純粹自航法）和英國法（即強制自航法）兩種。
  7. Especially, with the requirement of the digital controlled machine tools increasing, the hyper speed, the hyper precision, the hyper reactivity, what is called zero mechanical gearing control theory, are easy to put in practice for the linear motor ' s servo system

    特別是隨著數控機床加工技術要求不斷地實現高速和超高速化、精密和超精度化，高速反應能力地直線伺服進給技術一所謂地零傳動方式便應用而生。
  8. Applying virtual instrumentation technology, the author designed the hardware and software of the blower performance testing system. in the hand of hardware, testing data is acquired automatically according to press - difference sensor, press sensor and torch sensor ; blower speed is adjusted automatically according to frequency conversion of transducer and working state is auto controlled according to rotating baffle controlled by the step motor

    硬體上採用壓差傳感器、壓力傳感器和扭矩傳感器檢測各試驗數據，實現了試驗數據的自動採集；利用變頻調速技術控制變頻調速器輸出信號的頻率，實現了風機轉速的自動調節；通過設置旋轉擋板裝置並用步進電機控制其旋轉角度實現了風機運行工況的自動控制。
  9. Control of the pump - controlled motor speed adjustment system based on cmac neural networks

    神經網路的泵控馬達調速系統控制性能
  10. Transmission supermarket lies in 82 xinhua road, hankou district, wuhan, our main products are transmission equipments in common use : line needle wheel decelerating machine, chemical mixing complete set decelerating machine, worm wheel and worm gear decelerating machine, gear decelerating machine and various fittings, electrodeless variable - speed motor, speed - adjust electrical machinery, and anti - blast electrical machinery, and there are a large number of stock, whichis operated in supermarket model. show centre lies in room b1106, xingcheng mansion, interest of which controlled by zhejiang jie brand. zhejiang jie brand wuhan show sales centre is totally responsible for the service work of before - selling, selling, and after - selling in hubei area, and its main products include : high - accuracy gear wheel decelerating machine jrtsk jrts jrtf jrtk series, jrst series aluminiumalloy muti - setting worm decelerating machine, scd series construction lift, jie brand qtz series tower crane, qbt intelligence tower jack - up cloth dual - purpose machine and so on

    傳動超市位於漢口新華路82號，主要營銷：系列擺線針輪減速機，化工攪拌全套減速機，蝸輪蝸桿減速機，輪減速機及各種配件，無極變速機，調速電機，防爆電機等通用傳動設備，且備有大量現貨，以超市模式經營展示中心位於興城大廈b1106室，為浙江傑牌控股jie傑牌產品武漢展示銷售中心，全權負責jie傑牌產品在湖北地區的售前售中售後的服務工作，主要產品有高精度輪減速機jrtr jrts jrtf jrtk系列， jrst系列鋁合金多置式蝸桿減速機scd系列施工升降機傑牌qtz系列塔式起重機， qbt智能塔式起重布料兩用機等產品。
  11. During unit startup and load is lower than 15 %, drum level is controlled by feedwater control valve, feedwater pump remains at minimum safety speed ; when load is between 15 % and 25 %, feedwater control valve is closing at fixed speed determined by function module, main motor - operated - valve is opened automatically, control mode of drum level is transferred to feedwater pump automatically and bumplessly ; when load is between 25 % and 50 %, control valve is closed fully, and main motor - operated - valve is open fully, drum level is controlled by one pump ; when load is more than 50 %, first pump is kept in operation, second pump is putting into operation automatically and

    在機組啟動、沖轉及機組並網至15 %負荷階段，給水泵維持在最低安全轉速下運行，汽包水位由低負荷給水調節閥自動控制; 15 %至25 %負荷階段，給水調節閥由函數模塊按照一定的速率自動平滑關閉，主給水電動門自動打開，汽包水位控制方式自動無擾切換為給水泵自動控制;負荷在25 %至50 %階段時，給水調節閥已完全關閉，主給水電動門已完全打開，水位控制已全由單臺給水泵承擔;負荷大於50 %后，在第一臺給水泵運行的同時，第二臺給水泵自動無擾投入。
  12. Then the hoist motor of the stacker crane is controlled successfully by the vvvf speed regulation and the better orientation precision and running speed of stacker crane are expressed in the practice

    通過實際系統的運行和調試，堆垛機的提升控制系統在控制中獲得了更高的定位精度和更快的運行速度。
  13. In the structure design of system, the position of sensors was controlled by step motor accurately. and the running wheel set drove the detected wheels running in certain speed

    系統結構設計中，採用步進電機驅動的導軌，帶動滑臺上的傳感器支架裝置和托輪定位裝置實現被測輪對的定位，採用轉輪裝置實現輪對正反轉。
  14. This equipments including : four belt conveyer was driven by speed stepless motor on each line, being moved by electricity element control up and down, can be worked on the demand of given photo - cell and be controlled the tiles alignment

    本設備包括：每線各4條橫向輸送帶由無級變速電機帶動，由電動元件控制升降，可按工作需要由光電元件控制坯體的排列。
  15. In dtc system, the concept of space vector is introduced to analyze and control the ac motor, the electromagnetic torque and flux are caculated and controlled in the stator reference frame, and the optimal pwm gating signas are generated to control the inverter according to the output of the bang - bang regulator. in this paper, the dtc system is designed based on dsp. a speed estimation method is derived detailedly and the sensorless speed close - loop control is conducted. in this system, there are some problems, such as flux drift and torque ripple. to resolve these problem, a modified flux caculation method and some measures such as speed lpf, torque slide filtering are adopted. the system performance is enhanced by these mersures

    直接轉矩控制採用空間矢量的概念來分析異步電機的數學模型和控制其各物理量，直接在定子坐標系中計算和控制轉矩和磁通，藉助于離散的兩點式調節（ bang - bang控制）產生pwm信號，直接對逆變器的開關狀態進行優化控制，以獲得轉矩的高動態性能。本文採用dsp設計了直接轉矩控制系統，詳細推導了速度估計方法，進行了無速度傳感器的速度閉環控制。
  16. The dynamic performance of the liquid power coupling speed system isanalyzed and discussed. the mathematical models and compensation methods controlled by microcomputer are proposed. the load balance of the multi - motor operation is realized in the system

    分析了液力耦合式調速系統的動態性能，提出了微機控制的數學模型和補償控制的計算方法，實現了多臺電機拖動負載平衡運行的控制目標。
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