轉速控制范圍 的英文怎麼說

中文拼音 [zhuǎnkòngzhìfànwéi]
轉速控制范圍 英文
range of speed control
  • : 轉構詞成分。
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • : 名詞1 [書面語] (模子) pattern; mould; matrix 2 (模範; 榜樣) model; example 3 (范圍) boundar...
  • : Ⅰ動詞1 (四周攔擋起來 使裡外不通; 環繞) enclose; surround; corral 2 (繞; 裹) wrap Ⅱ名詞1 (四...
  • 轉速 : speed; revolution; rotation rate; speed of revolution; rotating speed; rotational speed轉速指示器...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  • 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
  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,在小連續調節下的閉環穩技術進行了詳細理論研究,提出了利用子位置傳感器信號間接測量電機進行電機閉環穩的策略。
  2. Lc apparatus almost meet all the needs of space optical communication such as weight, size, power consume, life, cost, driving voltage, intergration of optics and electricity, programe, optically take ? over aperture, beam scanning, deflexional range and so on. switches, deflexional facilities and scanning equipments which made with lc have been used in the system of labor in space communication. the only bug of lc apparatus is that their answer speed only get microsecond rate or submicrosecond rate. but it is practical for them to be used in special beam capture, scan, deflexion controling which don ’ t concerned with code rate and code type

    液晶器件幾乎滿足空間光通信的所有大的指標要求如重量、尺寸、功耗、壽命、成本、驅動電壓、光電集成、可編程性、光學接收孔徑、光束掃描和偏等等。液晶光開關、光偏器、光掃描器已經開始應用於光纖通信的實驗系統中。液晶類器件應用於光通信的唯一重大缺陷,是其響應度目前只能達到微秒級或亞微秒級,不過,在不涉及到碼型碼率的空間光束捕獲、掃描、偏方面,液晶器件完全可能進入實用化。
  3. In the first part of this paper, mn ( iii ) / mn ( ii ) couple in h2so4 was firstly applied as the positive couple to this system, i. e. redox flow cell. its chemical, electrochemical properties, redox kinetics and related parameters were characterized and discussed by rotating disc electrode ( rde ), cyclic voltammetry ( cv ), a. c. impedance ( a. c. imp ), chronoamperometry, tafel curve, and galvanostatic charge / discharge techniques. conclusions have been drawn as follows : 1. the electrochemical kinetics of mn ( iii ) / mn ( ii ) redox couple in 6. 3m h2so4 solution were studied by means of rotating disc electrode ( rde ) technique on platinum electrode

    本文第一部分首次成功地將酸性介質中的mn ( iii ) / mn ( ii )電對應用於氧化還原液流電池這一新型儲能裝置的正極活性材料,通過旋圓盤( rde ) 、循環伏安( cv ) 、交流阻抗( a . c . imp ) 、恆電位階躍、 tafel實驗以及mn ( iii ) / mn ( ii )單電極的恆流充放電實驗,我們得出以下結論: 1 .在旋圓盤電極上,不同,不同的極化過電位, mn ( ) / mn ( )體系氧化還原電極過程的步驟不同,電荷傳遞、擴散傳質可分別或聯合成為步驟。
  4. A data acquisition system with the following features is realized : ? transmission rate up to 100kbyte / s over usb ; ? system ' s dynamic range as high as 120 db ; ? multi - kind of trigger mode control ; ? sampling rate as high as 100 ksps ; ? 12 - bit a / d conversion accuracy ; ? 32k bytes on - board data memory ; ? the system, which was made up of large - scale electronic chips, is small, light and portable, and suitable for field use

    本設計最終實現了一個瞬態信號數據採集系統,它具有以下特點: ?採用usb介面進行高數據傳輸,傳輸度達100kbyte / s ; ?採用浮點a / d換技術,動態達120db ; ?多種采樣觸發方式; ?最高采樣率100ksps ; ? 12位采樣精度: ? 32kb數據緩存; ?使用新型大規模電子器件,系統結構緊湊,重量輕,適合野外作業。
  5. Electromotor joins with high efficiency selected water pump, scm ( single chip micyoco ) control system commands water pump according to cooling water temperature which substitutes traditional strap - driving mechanism pump and forms tael - level intellectualized control cooling system combining with electromotion control of cooling fan. consequently it realizes that water pump and fan autoregulate with engine working status and assures t hat cooling water temperature keeps in the best range all the time and advances the reliability of engine working and realizes exact control of cooling water temperature in deed

    選用高效率水泵與電機聯接,改由單片機系統根據冷卻水溫水泵的工作,代替傳統的皮帶帶動的機械水泵,結合冷卻風扇的電動形成兩級智能化的冷卻系統,從而,實現了水泵和風扇隨發動機工況變化的自動調節,真正實現了冷卻水溫的精確,保證了冷卻水溫始終保持在最佳內,大量減少傳熱損失降低油耗,並提高了發動機工作的可靠性。
  6. Fist ly, use mass equivalent method to predigest the original rotor system. secondly, use transfer matrix arithmetic to have finished the relative program to calculate the critical speed of flexible multi - tray rotor bearing system by matlab language. thirdly. finish program the unbalance response using riccati - transfer matrix arithmetic and finity buck arithmetic. fourthly, answer to the high vibration of uncontroled system when cross the critical speed, come out to adopt changing clearance damper bearing to control the viberation

    本文對多柔盤子-支承系統的振動現象做了以下初步探索:用質量離散化方法把原子系統簡化;採用matlab語言編了對傳遞矩陣法計算多柔盤子-支承系統的臨界;用matlab語言對riccati傳遞矩陣法和有限元法編了程序計算系統的不平衡響應;並針對其過臨界時振動較大的現象,提出採用變間隙油膜剛度和阻尼,從而使原系統的在特定(臨界)的一段內不平衡響應減小;並從被動與主動兩方面進行數值模擬,取的了較好的效果。
  7. The programme logic controller is utilized to control the inverter ' s output frequency which accomplishes controlling the velocity of speed - controlling asynchronous moter. the velocity between main asynchronous moter and speed - controlling asynchronous moter is composed by way of the differential planetary gear train, the tranmission system is made to regulate velocity stepless in large scope which succeed in controlling starting progress of load

    使用可編程式器對變頻器的輸出頻率進行,實現對調電機。調電機與主電機的經差動行星輪系的度合成,可使傳動系統在很大內無級調,實現對負載的可起動。
  8. The timing - and - quantitation precision injection of lpg was realized with high - speed lpg solenoid valve and a set of electronic control system, which was designed by the author and can flexibly control the gas supply system of lpg. based on the analysis of experimental data got by comparing the performances before and after the application of the set of equipment on lr6105q12 diesel engine, the effects of load, speed and replace ratio, etc on the emissions of smoke, hc and co of dual fuel engine were expounded. through optimization, the smoke emission was utmostly reduced and the emissions of hc and co were within the government restriction

    為此,本文通過對各個方案進行詳細比較,選擇了電多點順序噴射的供氣方案;利用高lpg噴射閥和自己獨立開發出一套電子系統對lpg供氣進行靈活地,實現了lpg的定時定量噴射,並把這套裝置應用到中國一拖生產的lr6105q12柴油機上,在對改裝前後的發動機進行大量試驗和分析的基礎上,闡明了負荷、、摻燒比等因素對雙燃料發動機的煙度、 hc 、 co等排放的影響情況,並且通過優化,最大限度地降低了發動機的煙度排放,同時使hc 、 co排放限在國家標準規定的之內。
  9. At last, it deduced a new improvement method from the theories, and make use of a new physical concept ? the independent of speed function for accuracy checking up the turns sub - position and the communication point so as to control sensorless brushless dc motor with the breadth regulating - speed scope from zero to high speed. based on the function, it will research the new control method

    最後,從理論上推導了新的改進方法,並利用一個新的物理概念? ?與度無關的位置函數g ( ) ,其能高精度檢測出子位置和換相點,以此來無刷直流電機,實現電機從零到高的寬調節,在此基礎上研究了應用這種新的位置函數的策略。
  10. The speed can be adjusted incessantly at the required speed range. the motor also can be kept at the same speed even when the load is three times of the rated load. moreover, the universal of this controller is strong, and the heat dissipation is good

    永磁無刷直流電動機器樣機的測試結果表明:電機可在要求內連續調節,在幾乎三倍的額定內,電機在設定值下可保持高於指標精度的穩定工作,器之間通用性強、散熱可靠。
  11. 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閉環,使電機在一定內能夠進行精確調度穩定
  12. This thesis is about the torque ripple minimization of switched reluctance motors ( srm ) under the base speed. based on the instant torque control strategy, aiming to minimize the torque ripple of srm during commuting and to obtain excellent dynamic and steady state performances

    本文主要研究開關磁阻電動機(簡稱sr電機)在基以下矩脈動的抑問題,研究時以瞬時為基礎,旨在減小換相期間sr電機的矩脈動。
  13. On the base of stability analysis we get all the parameter used in wheel slip and velocity control and select a group of them work well. all of this can be

    本文在穩定性分析的基礎上得出率和度的各類參數,選出了有良好特性的參數,並進行了模擬驗證。
  14. This topic discusses the back - emf zero - crossing detection, 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

    詳細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,並且為了在較寬內提高bldcm的調性能,採用了數字式閉環
  15. 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,並且為了在較寬的內提高bldcm的調性能,採用了數字式閉環
  16. 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,並且為了在較寬內提高bldcm的調性能,採用了數字式閉環
  17. In order to minimize the commutation torque ripple of traditional trapezoidal bldcm using 120 cconduction mode, firstly, analytical formulae of commutation torque in the condition of perfect back - emf waveforms are developed in this thesis, based on which the effects to the torque ripple by the pwm modes, overlapping commutation techniques and so on are analyzed, and the applicable speed ranges of the motors using the overlapping commutation techniques are derived

    為了抑傳統的三相六狀態120導通方式下方波型無刷直流電動機的換相矩脈動,本文首先在理想反電動勢的條件下推導了換相矩脈動的解析公式,並由此分析了調方式、重疊換相技術等對換相矩脈動的影響,得出了採用重疊換相技術抑換相矩脈動適用的電機
  18. A new bearingless induction motor system with five degrees of freedom is developed including a bearingless induction motor and a permanent magnet biased axial - radial magnetic bearing. the control strategy of bearingless induction motor based on air - gap flux orientation is introduced, and the decentralization pid control is used to maintain equal air in the five degrees of freedom. the digital controller guarantees rotor suspension steadily, and the speed of rotor reaches 3000 rpm

    闡述了無軸承異步電機的氣隙磁場定向策略,採用該非線性方法能使無軸承異步電機解耦成矩子系統和磁懸浮徑向力子系統,從而可以採用經典pid對這兩個獨立的子系統進行,首次實現了系統在0 3000rpm內的穩定懸浮。
  19. This paper makes the feasibility design and study of the dtc ( direct torque control ) system based on analyzing some important parts, such as the arithmetic model of asynchronous motor in - coordinates, the choice of voltage vectors, and flux - linkages models, etc. the research work in this paper is described as follows : 1 analyzing of the dtc theory : material about the development and theory of dtc, the composing of dtc - system are presented in this paper

    本文在詳細分析了定子坐標系下的異步電動機數學模型、電壓空間矢量和磁鏈觀測器的基礎上,利用直接技術,構建了基於dsp的直接系統。論文的主要工作包括以下三個方面: 1直接矩理論分析研究:針對直接理論在低矩觀測器和波動等問題,採取了滯環模式切換,矢量細分等改進措施。
  20. Analyses the related problems in application of variable frequency pumps, including the characteristics of variable frequency pump, the control range of minimum rotational speed, the energy saving effect of different control strategies and the control of parallel connection work of variable frequency pump and constant speed pump

    摘要分析了變頻調水泵應用中的相關問題,包括變頻泵的特性、最小、不同方式的節能效果、變頻泵與定泵並聯運行時的等。
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