調速器偏轉 的英文怎麼說

中文拼音 [diàosùqìpiānzhuǎn]
調速器偏轉 英文
governor deflection
  • 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...
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 偏 : Ⅰ形容詞1 （不正; 歪斜） inclined to one side; slanting; leaning 2 （只側重一面） partial; prejudi...
  • 轉 : 轉構詞成分。
  1. The main function of a governor is to monitor the speed deviation of a hydro turbine unit and convert it into the displacement deviation of the servomotor according to a specific characterisic. it is used to control the opening of the guide apparatus and to ensure the unit run steadily at fixed speed under a given load

    調速器的主要功用是檢測機組轉速偏差，並將它按一定特性轉換成接力器的行程偏差，藉以調整機組導水結構的開度，使機組在給定的負荷下以給定的轉速穩定運行。
  2. 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機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、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓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機的非線性綜合控制器及機端電壓最優控制器，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器+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節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器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。
  3. Steering that pulls the vehicle to one side can mean alignment problems in the future. * squealing brakes under normal operation can mean excessive wear or improper adjustment. * blue smoke coming from the tail pipe can mean costly engine repairs are necessary. * lack of control during cornering at normal speeds or an excessively bouncy ride can mean steering linkage problems and / or worn - out shock absorbers

    有問題的標志1 .車老是往一邊偏意味著將來會有調整平衡的問題; 2 .正常行駛時剎車有尖叫聲表明它已經過度磨損或調節的不合適; 3 .尾氣管中冒藍煙說明你要花錢去修發動機了; 4 .用正常速度轉彎時不易控制或車身跳的厲害，則是轉向系統有問題以及避震器有毛病
  4. The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics

    採用霍爾元件作為缺陷漏磁檢測傳感器，獲得管道軸截面漏磁場切向分量的漏磁信號；研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法；分析了等空間采樣的漏磁信號轉換為等時間采樣信號的必要性，研究了漏磁信號的小波去噪方法。
  5. The optimal parameters of making high silicon content aluminum alloys is : spray height is 220 - 230mm, spray angle is 30 ? the scanning velocity of atomizer is 30mm / s, the original offset of the substrate is 30mm, rotation velocity of the substrate is 120rpm, spray gas pressure is l. ompa, the diameter of the delivery tube is 3. 6mm, the drawing velocity of the substrate will be adjusted on - line with a plc on the basis of the spray

    通過對多層噴射沉積原理及工藝參數的研究，得出制備al - 22si - 3cu - 1mg合金的最佳工藝參數為：噴射高度為220mm - 230mm ，基底轉速為120rpm ，霧化器掃描速度為30mm / s ，基底下降轉速依據噴射情況由智能控制器進行實時調整，噴射角度為30 ，初始偏心距為30mm ，導流管直徑為3 . 6mm ，霧化氣壓為1 . 0mpa 。
  6. Replacement and adjustment of bend magnet for varian 23ex accelerator

    加速器偏轉磁鐵的更換和調整
  7. The fuzzy logic controller designed in this study determines the required angular used in the dc chopper control based on motor speed error and its change

    設計的模糊控制器以電機的轉速偏差及轉速偏差率為輸入，輸出量用於控制斬波調速時的導通角。
  8. This fuzzy controller can implement real - time regulation of the motor ' s rotational speed in light of the position error and its variable rate, therefore, the system can run in the direction of cutting down the position error with maximum speed when the system is under the condition of a higher position error. when the error is slight, the fuzzy controller also can reduce the motor ' s rotational speed gradually, thus the precision of the system will play a dominant role, which can create good conditions for an accurate stop when the position error diminished

    模糊控制器可以根據位置誤差的大小以及位置誤差變化率的大小，實時的調節電動機的轉速，使系統在大的位置偏差的情況下能夠以最快的速度向著減小位置誤差的方向運行，在小誤差的情況下，能夠使電機的運行速度逐漸減小，使系統控制的精確性佔主導地位，為位置誤差等於零的時候能夠做到準確迅速的停車創造條件。
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