direct current drive 中文意思是什麼

direct current drive 解釋
直蓮動
  • direct : adj 1 筆直的，一直線的；正面的。2 直接的。3 直截了當的，直率的，明白的。4 直系的，正統的。5 【語...
  • current : adj. 1. 通用的，流行的。2. 現在的，現時的，當時的。3. 流暢的；草寫的。n. 1. 水流；氣流；電流。2. 思潮，潮流；趨勢，傾向。3. 進行，過程。
  • drive : vt （drove 〈古語〉 drave; driven; driving）1 驅逐，趕，攆 （along; away; back; down; in; off; ou...
  1. According to whether the light intension is in the zone of ccd linear response we control the direct current dynamo to drive the light filter to reduce the measure err effectively

    根據光強是否在ccd線性響應區間這一結果來控制電機帶動濾光片轉動，實現了對光強的自動調節，從而減小測量誤差。
  2. Whirlabout flat drive system adopts direct current electromotor and servo system is closed loop. the system carries out the response of adjusting shipboard 90 ? within 1. 8 seconds and orientates accurate position simultaneously ( the error is within ? ? )

    同時為實現1 . 8秒調舷90的響應，並調舷定位在精確方位上（誤差在20之內） ，伺服系統以線性? ?非線性系統來實現。
  3. Direct current electric drive

    直流電電力驅動
  4. During the circuit design, the author analyzed the basic principle of the direct current motor, pwm control, h - bridge power driver, and two control techniques of h - bridge power drive circuit, designed its general structure, so the feasibility of the design is confirmed. then, reference, oscillator, power dmos gate drive circuit ( charge pump, bootstrap ), and dead time generation circuit are designed and analyzed in the sub - circuits. a current - controlled oscillator is presented in this thesis

    在電路設計中，作者介紹了直流電機的工作原理和數學模型、脈寬調制（ pwm ）控制原理、 h橋電路基本原理和h橋功率驅動電路的兩種控制模式，設計了驅動電路的總體結構，給出了電路的功能模塊，確定了設計的可行性，然後在子電路模塊中，重點分析設計了基準源電路、振蕩器電路、高端功率管柵驅動電路（電荷泵及自舉電路） 、低端功率管柵驅動電路和死區時間產生電路。
  5. The current loop technique improves the stabilization bed ability to reduce base disturbance direct drive constraint couple and enhances the torque sturdiness. the stabilization error is reduced with current loop technique under same base angular disturbance

    在轉臺穩定系統中使用電流環技術，提高了轉臺對直接帶動約束耦合的抑制能力，提高了系統的力矩剛度，在同等的擾動條件下，降低了穩定誤差。
  6. Through establishing three mathematics models including the movement equation of the mechanical and electrical transmission system, the control of the load and the sliding in stable status, direct - current - brake of ac motor, this paper ascertained the range of the frequency value of drive motor and the efficiency of transmission system, calculated the efficiency of load motor in stable status and the moment of load motor in braking. this paper completed the design of the mechanical part of inertia brake test platform and provides a tool for the measurement of the inertia brake parameters

    本文還通過建立慣性制動器試驗臺的包括機電傳動系統的運動方程、穩態運行時負載與轉差率控制、交流電動機直流制動在內的三個數學模型，確定驅動電機的頻率取值范圍和傳動系統的傳動效率，驗算慣性制動器穩態運行時負載電機軸功率和慣性制動器制動時負載電機軸力矩，完成慣性制動器試驗臺設計中的機械部分，為慣性制動器各參數的測量提供工具。
  7. Considering the practicality in specific design, the two different drive system has been designed in the electrical control system, this is, the hoist and gantry uses a set of the ac ( alternating current ) frequency conversion timing drive system, the trolley and boom uses a set of the dc ( direct current ) adjusting voltage and timing system

    在具體設計時考慮到實用性，設計的電氣控制系統中採用了兩類不同的驅動系統，即起升與大車共用一套交流變頻調速驅動系統，小車與臂架俯仰共用一套直流調壓調速驅動系統。
  8. Considering the practicality in specific design, two different drive systems are designed in the electrical control system, that is, the hoist and gantry share a set of alternating current frequency conversion timing driving system, and the trolley and boom share a set of direct current adjusting voltage and timing system

    考慮到實用性，設計的電氣控制系統採用兩類不同的驅動系統，即起升與大車共用1套交流變頻調速驅動系統，小車與臂架俯仰共用1套直流調壓調速驅動系統。
  9. In this dissertation, a novel drive system used in electromotion chair, rare earth permanent magnet brushless direct current machine ( repm bldcm ) drive system is proposed, which is provided background by ministry of nation science and technology " shiwu " programming momentous critical item - rare earth application project item - direct current brushless superior reliability rare earth permanent magnet machines

    本論文以國家科技部「十五」重大攻關項目? ?稀土應用工程項目之直流無刷高可靠稀土永磁電機為研究背景，結合課題要求，進行了充分的市場調研，確定了論文研究的主要內容為電動座椅用稀土永磁無刷直流電動機驅動系統。
  10. The power circuit of the system adopts the voltage frequency conversion structure of ac - dc - ac, and is composed of the commutation circuit, filter circuit and intelligence power module ( pm15rsh120 ). control circuit takes the dsp chip tms320lf2407 as core, including the pwm signal occurrence circuit, detect circuit of stator current and direct current voltage of generatrix, drive circuit of intelligence power module, detect circuit of speed, protect circuit of system etc. all of this builds the full digital vector control system of asynchronous motor

    該系統的功率電路採用電壓型的交-直-交變壓變頻結構，由整流電路、濾波電路及智能功率模塊ipm （ pm15rsh120 ）逆變電路構成;控制電路以dsp晶元tms320lf2407為核心，加上pwm信號發生電路、定子電流檢測電路、直流母線電壓檢測電路、智能功率模塊驅動電路、速度檢測電路、系統保護電路等，構成了功能齊全的異步電機全數字化矢量控制系統。
  11. The open - looped driving circuit is based on the idealization of the vibration. the square wave voltage and the direct current voltage are combined to drive the gyroscope. influences of square wave voltage are analyzed though simulation. as for the real situation of the vibration, the closed - looped driving circuit is given

    開環電路採用方波加直流偏置的等效交流電壓驅動陀螺振動，通過模擬分析了方波驅動形式對陀螺振動的影響；結合開環驅動電路，提出了閉環驅動電路方案。
分享友人
分享到 Line

分享到臉書