調速運行 的英文怎麼說

中文拼音 [diàoyùnháng]
調速運行 英文
speed governing operation
  • 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
  • : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
  • 運行 : move; be in motion; run; working; machine run; operation; corotation; propulsion (影片)
  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、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,在小范圍轉連續調節下的閉環穩控制技術進了詳細理論研究,提出了利用轉子位置傳感器信號間接測量電機轉電機轉閉環穩控制的策略。
  2. Win2000 bed lift is of personalized design, ultra - stable operation, to offer quietness and comfortableness to the greatest extent to patients with warm colors. it is provided with variable voltage variable frequency device, to produce the best operating curve in accordance with the physiological requirements of human body, to show make the safe, comfort, stable and excellent perfomance in the whole process during the operation of the lift from start, acceleration, deceleration to stop. optional cut - off emergency leveling device may be equiooed at the demand of user to ensure that the passengers inside the lift can be rescued in case of power cut - off accident

    Win2000系列病床電梯以人性化的設計,超平穩的,給予病患者最大程度的安靜舒適增添溫馨的色彩。採用先進vvvf調調調裝置,按人體生理要求由電梯優化產生最佳的曲線,使電梯的起動加停止過程處處體現安全舒適平穩的卓越性能。根據用戶要求可選裝停電應急平穩裝置,確保以外停電時,被困電梯內的乘客能及時獲得解困。
  3. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合性能: ( 1 )提出一種新型的度磁鏈觀測器,新型的度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超穩定性理論推導出轉的新型自適應收斂律; ( 2 )改善系統的低性能,主要從提高低時對定子磁鏈的估計精度入手,提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數; ( 3 )採用數字信號處理器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總線網路化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。
  4. Adjust the operating speed by the remote : the user can use the remote to adjust the speed when the neon lamp is in using, which can make the shining speed more reasonable and smooth

    遙控調度:可在霓虹燈時邊看邊用遙控調度,使霓虹燈的變化度更合理,更流暢。
  5. Our bed elevators incorporate kones mms modular design, original kone control system, 32 - bit networking micro - computer, group - control for 8 elevators, vvvf drive technology and absolute value memorization of cars displacement. timely speed adjusting for the comfortable ride, running steadily, high accurate leveling, soft and warm decorations make our passengers feel human consideration. bed elevator with geared machine performs well and reliably

    引進通力mms模塊化產品技術,原裝進口全套通力控制系統, 32位網路化微機8臺群控vvvf變頻驅動轎廂位移絕對記憶按人體舒適要求實時調節,平穩舒適,實現幾近零對零的平層精確度,病床進出如履平地柔和溫馨的裝飾,讓乘客倍感無微不至的人文關懷傳統有電梯,經典可靠採用來自通力領先業界的永磁同步技術的小無機房解決方案,節能環保節省建築空間和造價。
  6. Large - diameter web wheel lay out pulp to guarantee even thickness of cotton core under high - speed operation with adjustable amount of sap

    大直徑網輪鋪放絨漿,高時棉芯厚度均勻。高分子施加量可調
  7. Energy saving comparison of water getting pump station at adjusted velocity

    取水泵站調速運行的節能效果比較
  8. In this paper, a novelty space vector pulse width modulation ( svpwm ) technique for the two - phase inverter - fed asynchronous motors system is proposed, which can be widely employed in the low or middle power level field

    本文研究了兩相逆變器-異步電動機系統的svpwm控制技術,該系統可以廣泛應用於小功率、寬調速運行的場合。
  9. This paper study a two - phase inverter - fed induction - motor drive, which can be widely used for low - power, variable speed drive system. the study has completer 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 singlechip controller, power drive device, inverter - fed device, a low power tow phase induction motor and safeguard circuit

    本文研究了一種新型電壓空間矢量控制兩相逆變器?異步電動機的變頻調系統,該系統可以廣泛應用於小功率、寬調速運行的場合。本項研究完成兩相逆變器的設計,並組成了試驗用的兩相逆變器?異步電動機系統。系統是一個轉開環的變頻調系統,由單片機機控制電路、功率驅動電路、逆變器主電路、保護電路組成。
  10. Directing against state of affairs at present, such as margin of type - selection parameters being selected comparatively large during design stage of air fans for boilers in thermal power plants, the opening degree of air fans in operation being often smaller ( for adjustment of inlet regulator ) or operation at lower revolution speed ( for speed - regulating operation mode ), and efficiency of air fans being lower etc., factors and corresponding measures having to pay attention in margin selection of air fan ' s parameters have been put forward through analysing practical example of retrofitting forced draft fans in one power plant, playing certain positive role for energy - saving and benefit - increasing in power plants

    摘要針對目前火力發電廠鍋爐風機在設計選型時參數裕量選取較大,時風門開度較小(對入口調節器調節)或低轉調速運行方式) ,風機效率較低的狀況,通過對某電廠送風機改造實例的分析,提出了在風機參數選擇中的裕量選取需要注意的因素及相關對策,對電廠的節能增效有一定的積極作用。
  11. Automatic speed control : the automatic engine speed control system. exclusive to linde ensures that the engine and hydrostatic system are constantly operating at the lowest possible rpm or pump lutput ration, thus saving fuel and reducing emissions

    自動調系統:林德獨有的發動機自動調系統,能夠保證發動機和靜壓系統始終以盡可能低的轉,並且保持最低的功率輸出,從而節約能耗,減少排放。
  12. Simulation results show the good performance of the drive system in dynamic conditions, in terms of acceleration, deceleration and load torque changes ; four quadrant operation results demonstrate the regeneration capability of the drive system

    模擬結果表明:使用該控制策略的調系統在加減和負載轉矩變化等場合均具有良好的動態性能。
  13. Dtc system is a high - performance adjustable speed system with fast torque response, but it still has some defects such as torque ripple, speed fluctuate and bad performance in low speed

    該控制系統的轉矩響應迅,是一種有高動態性能的交流調方法。然而,直接轉矩控制仍存在轉矩脈動、轉波動、低性能差等缺陷。
  14. It ' s a driving force and also a challenge to control in both theory and technology due to the more and more severe specifications imposing on it. a variety control theory have been developed, however, with limited performance in practical applications, especially in term of the relatively lower response speed when used in those machines which run fast. therefore, it is necessary to develop a new self - tuning algorithm for fast running plant of uncertainty so as to set theoretical base for controller design

    在科技飛發展的今天,各種新設備、新工藝的出現促進了控制理論的發展,同時也對控制技術提出了越來越高的要求,雖然已有許多旨在提高控制性能的不同的控制理論,但由於其各自的局限性,在應用中仍然存在許多問題,特別是對于度較快的機械設備等,其響應時間往往不能達到要求,因此,有必要開發一種新型、快、能夠適應快或變化的對象或過程的自調節演算法,以為控制器的開發作好理論支持。
  15. At the end of this paper, i put forward a new back emf sensing method which does n ' t require a virtual neutral point to realize the sensing for rotor flux position. it improves the performance of bldc motor at low speed and at high speed and broaden its range of timing

    最後針對系統的不足,提出了另外一種不需要引出虛擬中點的反電勢檢測方法來實現對轉子位置的檢測,它能夠提高電機低和高時的性能,拓寬直流無刷電機的調范圍。
  16. Compared to other machine types, switched reluctance motor ( srm ) offers an excellent balance between cost, reliability, power density and high speed capability. however the competence of srm used as a novel dc generation system can not be neglected. this dissertation is devoted to theoretical study and engineering practice on switched reluctance generator system

    開關磁阻電機作為一種電動調系統具有結構簡單堅固、低成本、高容錯性能以及高的能力,同樣開關磁阻電機作為一種新型的直流發電系統也具有很大的應用潛力。
  17. Based on the experience of regulating frequency according to different valve ' s angle, a reasonable controlling tactic is proposed. when the situation changes to a small degree, electromotor makes fan running at a constant rate ; when the situation changes to the limiting range, the discharge header pressure is automatically adjusted by the rate of fan

    制定合理的控制策略,採用基於閥門開度的變頻調節策略,即工況變化較小的情況下,電機帶動鼓風機恆,通過控制閥門開度自動調節集氣管壓力;當閥門開度到達極限值,還不能達到控制要求時,再通過變頻器改變鼓風機轉,以自動調節集氣管壓力。
  18. Temperature control system of traditional air - conditioner depends on its sensors to monitor indoor temperature ' s changes and to control the compressor to run at a specified speed

    傳統空調器的溫度控制是通過溫度傳感器感受室內溫度變化,來控制壓縮機的開、停(壓縮機以恆定的轉) 。
  19. Under the guidance of locomotive and car dynamics theory, the model on the basis of " pioneer " emu ' s dynamic bogie is developed. using program nucars and orthogonal test method, parameters of suspension and structure are optimized comprehensively considering a variety aspects of the emu ' s dynamics performance on the basis of the actual running conditions, such as running speed, track radius, cant and track irregularities etc, in order to meet the needs of high speed running

    本文在機車車輛動力學理論研究的指導下,在「先鋒號」電動車組動力轉向架的基礎上,根據實際應用條件包括度、線路半徑、超高以及線路不平順等,用nucars軟體結合正交試驗法進了多懸掛參數和結構參數方案的動力學計算,綜合考慮機車車輛各方面的動力學性能,經過協調后優化該轉向架的結構參數和懸掛參數,使之滿足高的需要。
  20. In addition, the performance criterion is respectively described, and the torque ripple at low - speed is analyzed in this paper. according to a method to adjust the duty ratio coefficient, we select a torque track with adaptation fuzzy controller to simulate. the experimental results show that the control strategy proposed can acquire better control effect

    針對直接轉矩控制系統在低時依然存在的轉矩脈動大、性能差的問題進研究分析,結合傳統的固定采樣周期控制方法,提出一種基於自適應模糊轉矩跟蹤法,調節電壓矢量占空因子,進模擬研究,改善了系統的低性能。
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