機械調速器 的英文怎麼說

中文拼音 [xièdiào]
機械調速器 英文
mechanical governor
  • : machineengine
  • : 名詞1. (器械) tool; instrument 2. (武器) weapon 3. [書面語] (枷和鐐銬之類的刑具) fetters, shackles, etc
  • 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...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 機械 : 1. (利用力學原理組成的各種裝置) machinery; machine; mechanism 2. (死板; 刻板) mechanical; inflexible; rigid
  1. Abstract : it is expounded the composition and detection method of the diagnostic system of dynamic failure for locomotive running gear. also discussed are the key technologies as ultrasonic resonance demodulation, identification of locomotive type & speed, message sampling of sensors tracing running mechanism and three dimensional diagnosis, as well as the feasibility test

    文摘:闡述了車走行部動態故障診斷系統的組成及檢測方法,介紹了超聲共振解調、車型車識別、多個傳感跟蹤運動的信息采樣、三維診斷等關鍵技術及其可行性試驗情況。
  2. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加度成正比的電壓信號。
  3. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上,詳細介紹了dfl理論,通過比較闡明了dfl理論其本質是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl理論進行了擴展,使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電勵磁與汽門綜合起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉、發電q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、功率pm 、汽門開度、端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl理論應用於此模型系統,結合線性二次型最優控制理論設計出大型汽輪發電的非線性綜合控制端電壓最優控制,通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調和基於二次型性能指標設計的最優快控汽門(考慮發電的飽和因素)進行了對比,證實了採用此種控制可以有效地提高電力系統的暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  4. 1driving form : speed - regulate of frequency converter + universal shaft coupling + synchronous belt with high accuracy in synchronism, high in mechanism and guarantee in lifetime of the components

    傳動型式:變頻調+萬向聯軸+同步帶,同步精度高,效率高,構件使用壽命保證。
  5. Fxv series is derived from fx series. in structure, it adopts air cooling of net flow. it shows apparent function against blocking by fibers, suitable for textile, printing and dyeing machines for cotton, wool, linen, silk and chemical fibers. it works effectively under the environment of plentiful dust, short fibers, high temperature and high humidity. it features even speed regulation in combination with frequency changer

    本系列電動主要是fx系列電動的派生系列,結構上採用凈流式風冷,具有較強的防纖維堵塞能力,適用於棉、毛、麻、絲、化纖等各種紡織印染,能在多塵埃、短纖維及溫濕度較高的環境下工作,與變頻配套,調均衡。
  6. Technical transformation of ct - 40 mechanical hydraulic speed governor

    40液壓調的技術改造
  7. For the aosif automatic generator set, the mechanical speed - regulating type diesel engines are refitted to the electronic type ones. it makes the diesel engine feature with the better speed - regulating performance, lower oil consumption, reliable capability. at the same time, based on the double protection measure of the electronic speed regulator on the over - speed protection, the runaway can be put end

    Aosif自動化組都將調柴油改裝為電子調,使柴油調性能更好,油耗更低,性能更可靠,同時基於電子調保護上的雙重保障,杜絕飛車。
  8. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高計數以及相應的外圍放大整形、分頻電路,實現了水輪發電組頻率的測量;在軟體上,對微調的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調液壓隨動系統具有步進電電液轉換元件,採用五相反應式步進電,根據其驅動特性設計了變頻調壓驅動,實現plc與步進電驅動之間數字介面。
  9. - the focal point of this paper is studying the problem of cargoes ? weight measurement, besides the component of mechanical system, the component and control of electric - control system, the full - digital dc speed adjustment system and the hardware and software design of plc control system. this paper puts forward the project of current static measurement method and corrects it with acceleration dynamic measurement

    本文除分析介紹了集裝箱橋吊的繫統組成、電控系統的組成及控制、全數字直流調以及plc控制系統的軟硬體設計外,重點研究了集裝箱裝卸橋中的貨物稱重問題,提出了應用電流靜態測量法的稱重方案,並且採用了加度動態測量法對其進行動態校正,在實際應用中取得了令人滿意的效果。
  10. By applying the method of reliability technique, according to the eletric equipments reliability evaluate rules, this paper systematically analyzes faults which possibility or usually appear in turbine, generator, speed - adjusting controller in water power station and their reasons and effect factors. meanwhile it also uses the method of fat to study the fmea and preventive fault measures of turbine of zz500 - lh - 1020 and find out the biggest risk from all parts risk in turbine of zz500 - lh - 1020. this paper analyses the technique of reliability management of main equipments

    本論文運用可靠性技術中的有關方法,依據《發電設備可靠性評價規程》對組的可靠性狀態進行分類,系統地分析了水輪、發電調等三大主設備中可能或經常出現的故障,產生這些故障的原因及其影響因素;同時,使用故障樹分析方法,研究了zz500 - lh - 1020軸流轉漿式水輪轉輪的故障模式及其影響,同時也分析了預防處理這些故障的措施;通過危害度分析,找出了zz500 - lh - 1020軸流轉漿式轉輪中各個部件的危害性大小與危害性最大的部件。
  11. 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總線工業控制和可編程序控制作為控制系統的主,設計了兩個獨立的系統分別控制升降舞臺和升降樂池,採用了制動電作為舞臺升降的拖動裝置,電調方法選擇了可以無級平滑調、經濟節能的變頻調方法,並在電氣上採用互鎖和行程開關來保證舞臺設備的安全運行。
  12. And a brake motor is adopted as a towing device of the elevating equipment. the speed governing of the motor is done by stepless speed regulating, which is a energy - saving frequency converting method. besides, interlock and overtravel - limit switch are used in the electric equipment to ensure the safe operation of the stage machinery equipment, in window2000 operating system, the development of the whole controlling system can be accessed with " c + builder "

    設計中選擇了pc總線工業控制和可編程序控制作為控制系統的主,設計了兩個獨立的系統分別控制升降舞臺和升降樂池,採用了制動電作為舞臺升降的拖動裝置,電調方法選擇了可以無級平滑調、經濟節能的變頻調方法,並在電氣上採用互鎖和行程開關來保證舞臺設備的安全運行。
  13. The permanent magnet brushless dc motor is a dc motor using electronic commutation in place of mechanical commutation in fact, so it has excellent characteristics of dc motors, for example good start and timing performance. it simplifies the motor ' s structure and overcomes the friction disadvantages of ordinary dc motor because it does n ' t use mechanical commutation. it is extensively used in aviations, robots, digital machine tool and so on

    永磁無刷直流電動實際上是以電子換向代替換向的直流電動,因而保持了直流電動的優良特性,具有較好的起動和調性能,又因它無需換向使電的結構簡單,可以從根本上克服一般有刷直流電動易於產生換向火花的弊病,在航天、人、數控床等許多工業領域已得到廣泛應用。
  14. The permanent magnet brushless dc motor is a dc motor using electronic communication in place of mechanical communication in fact, so it has excellent characteristic of dc motors, for example good start and timing performance. it simplifies the motor ' s structure and overcomes the friction disadvantages of ordinary dc motor because it does n ' t use mechanical communication. it is extensively used in aviations, robots, digital machine tool and so on

    永磁無刷直流電動實際上是以電子換向代替換向的直流電動,因而保持了直流電動的優良特性,具有較好的起動和調性能,又因它無需換向使電的結構簡單,可以從根本上克服一般有刷直流電動易於產生換向火花的弊病,在航天、人、數控床等許多工業領域已得到廣泛應用。
  15. Chaos controlling problems for mechanical centrifugal flywheel governor systems via x x

    控制式離心調系統的混沌
  16. Chaos and feedback chaos controlling for mechanical centrifugal flywheel governor systems

    式離心調系統的混沌及反饋控制
  17. As for existing mechinic speed governors, the problems are its poor accuracy and large time consumption to achieve stable state

    現在小型汽油上普遍使用的機械調速器存在調節精度較低、穩定時間較長等缺點。
  18. The development of ship automation puts more requirement on the quality of electricity, whose standard can no longer be met by the traditional mechanical hydraulic pressure or analog speed regulator of marine diesel - engine generator system. as a result, speed regulator based on electronics and microcomputer appeared

    船舶輪自動化的發展,對船舶的供電質量的要求也越來越高,傳統的柴油發電組的、液壓或模擬式調已不能滿足這種要求,因而出現了電子的基於微計算的雙脈沖調調調
  19. Hydraulic pressure principle and structure characteristics of new type mechanical governor cabinet

    新一代調櫃液壓原理及結構特點
  20. Gasoline engine, when applied as the power plant for agricultural machinery, gardening machinery, generator and so forth, is equipped with speed governor to insure a steady rev, as there is a chang of load

    汽油在作為農業、園藝、發電組及其他場合的動力裝置時都裝有調,以便在負載發生變化的情況下保持轉基本不變。
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