電流控制效應 的英文怎麼說

中文拼音 [diànliúkòngzhìxiàoyīng]
電流控制效應 英文
current steering effect
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 控 : 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...
  • 制 : 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...
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  • 效應 : [物理學] effect; action; influence
  1. Vsp is both a pivotal tache in logistic distribution optimization and indispensable in electronic commerce. it can increase logistic economic benefit and realize logistic rationalization. the systemic study on the theory and method of vsp is the base on the growth of logistic intensivism, the establishment of modem chain of command, the development of its and ec. now, the problem is not only applied to the field of auto transportation, but also to ship avigation communication electricity industry management computer application etc. the algorithm has been applied into many combinatorial optimization problems such as the trainman ' s shift arrangement in avigation the optimization design of cargo arrangement in ship company

    對貨運車輛進行調度優化，可以提高物流經濟效益、實現物流科學化。對貨運車輛調度優化理論與方法進行系統研究是物流集約化發展、建立現代調度指揮系統、發展智能交通運輸系統和開展電子商務的基礎。目前，問題的形式已有很大發展，該問題以不僅僅局限於汽車運輸領域，在水運、航空、通訊、電力、工業管理、計算機應用等領域也有一定的應用，其演算法已用於航空乘務員輪班安排、輪船公司運送貨物經過港口與貨物安排的優化設計、交通車線路安排、生產系統中的計劃與控制等多種組合優化問題。
  2. On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed

    本文在透鏡成像理論的基礎上，系統、深入地分析了共焦掃描顯微成像的機理，論述了應用單模光纖的激光共焦掃描顯微成像系統的優點；進行了總體方案的論證，並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案；從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系，分析了系統耦合效率和漸暈現象對光學系統的設計要求；完成了方案中光學系統和二維掃描控制電路的設計，並在電路設計中採用了用軟體解決檢流計式光學掃描器（振鏡）非線性問題的新方法，能夠實現較為理想的二維模擬掃描；完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。
  3. The paper synoptically and comprehensively introduces eddy current theory, equivalent circuit, excitation coils, test circuit and application of the eddy - current sensors. a feasible solution of motor core height control based on silicon steel sheet thickness measuring with double eddy - current sensors is presented

    論文在系統全面的分析了電渦流傳感器的基本原理、等效電路、激勵線圈、測量電路及應用后，提出將雙探頭測厚系統應用於電機鐵芯疊控制。
  4. Measured results showed that the dl - a device with its structure as following ito / npb / alq / mg : ag was far more superior to sl device with the structure of ito / alq / mg : ag because the dl - a device better balanced energy band between each each layer and the mobility of carriers ( electrons and holes ), which led to the combination of carriers taking place in the bulk of emitter and avoided the excitons being eliminated by the electrodes which easily occurs in sl devices. as to the doped devices, measurements demonstrated an excellent device with its maximum brightness was 25000cd / m2

    研究結果表明， dl - a型雙層結構器件ito / npb / alq / mg : ag的各項性能指標明顯優于單層器件ito / alq / mg : ag ，因為前者有更好的載流子遷移率匹配以及能帶匹配，因此平衡了復合的載流子數目，並且能將復合區有效控制在發光層內部，有效避免了表面的大量缺陷以及電極猝滅效應，提高了載流子的復合效率，從而提高了器件的發光性能。
  5. According to more effect, when the hore component is placed in a gradient field, at the same time the direction of the current is perpendicular to the direction of the voltage, then between the two parallel side face come out the hore voltage. when hore component is set in this kind of uni - gradient magnetic field and the electric current is unchanged, the voltage output of hore component will be proportional to the position of the hore component in the magnetic field. so we can use the hore component to measure the movement of hore component against magnetic field

    根據霍爾效應可知，置於磁場中的霍爾元件若電流方向與磁場方向垂直，則在霍爾元件垂直於磁場和電流方向的兩個側面將產生電勢，將霍爾元件置於強度隨空間位置線性變化的磁場中，且控制電流恆定，輸出就正比于霍爾元件處于磁場中的位置，因此可以用霍爾元件來測量磁場與霍爾元件間的相對位移量。
  6. About effect of plasma flow guiding, the 90 - inclined cnts was successfully modified to 45 - inclined cnts by positioning a negatively - biased metal plate above the si substrate surface to vary the plasma flow pattern

    關于電漿導流板之效應，藉由通在基材上放置具有負偏壓之導流板可以控制電漿之流向，使原本與基材夾90 ?角成長之碳奈米管可藉此令其與基材夾45 ?角成長。
  7. In the simulation work, one 1. 5kw and one 18kw induction motors ? control system were simulated and two simplified control scheme were proposed. when developing the program in tms320f240 dsp, this paper solved two practical problems : the finite - length effect and dc bias effect. finally, sensorless control system based on adaptive filter theory are tested on the platform of 1. 5kw induction motor, the results show that the scheme ? performance is good

    在模擬過程中，針對1 . 5kw和18kw異步電機進行了模擬，並在此基礎上提出兩種簡化控制方式；在tms320f240的具體編程過程中，分別對自適應濾波器的有限字長效應、直流偏置效應等非理想因素進行了修正和補償；最後，在1 . 5kw微型異步電機上進行了轉矩閉環無速度傳感器實驗，實驗結果表明了演算法完全可以達到預期的目標。
  8. - 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機械繫統組成、電控系統的組成及控制、全數字直流調速器以及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，並且採用了加速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。
  9. Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly

    但是高性能的交流調速系統實現很困難，這是因為交流電機是多變量、強耦合的非線性系統，不易實現高性能轉矩控制。矢量控制技術則解決了交流電機解耦與轉矩控制問題，其基本思路? ?應用坐標變換將三相等效為二相，實現定子勵磁電流分量與轉矩電流分量之間的解耦，達到對交流電機磁鏈與電流分別控制的目的，交流電機等效為直流電機實現高性能調速。隨著電力電子技術的進步，計算機技術飛躍發展，高度集成的專用模塊和高精度的數字信號處理器應用於交流傳動系統中，促進矢量控制迅猛發展，日趨成熟。
  10. The goal of this paper is, by serial / parallel combination technique of two - transistos forward converters ( ttfcs ), to keep the merits of the ttfc, and to overcome the shortages of it. the interleaving technique is adopted, while in combining ttfcs. the interleaving technique lowers the net ripple amplitude and raises the effective ripple frequency of the overall converter without increasing switching losses or device stresses

    組合式雙管正激變換器由雙管正激變換器串並聯構成，應用交錯控制策略，在保留雙管正激變換器功率開關管電壓應力低和可靠性高的優點同時，克服了等效占空比小、副邊二極體電壓應力高、輸出電流脈動大等缺點。
  11. The software designs of the electrical servo system are completed using position loop, speed loop and current loop adjustment after the hardware designs are presented in details. also the efficiency of traditional pid control in practical actuator control system is compared with that of proportional - fuzzy - pid control. at the end of the paper, all factors to affect system performance are analyzed, and optimization designs are presented

    其次論文在詳細介紹舵機控制系統的硬體設計基礎上，完成了系統軟體設計，並採用了位置環、轉速環和電流環的三環控制演算法實現了舵機位置伺服功能，對傳統pid和比例?模糊? pid控制演算法在舵機控制系統中的實際應用效果進行了比較分析。
  12. Some important parts for these two vsc - hvdc control systems are designed in detail, especially the structures and parameters of the vsc controllers, as well as the principles for selecting the equivalent inductance of the convertor transformer and the capacitance of the capacitor on the dc side of the vsc. digital simulation using netomac is done to verify the validity of those proposed control strategies. ( 2 ) the operation performance of the vsc - hvdc under some characteristic faulted conditions without any protection measures are studied, and the over - current and over - voltage of the vsc - hvdc during those faults is revealed

    （ 2 ）對vsc - hvdc在沒有保護控制的情況下其交流側、直流側和vsc內部等部位發生常見較嚴重故障時的運行特性進行了模擬研究，總結出這些較嚴重故障可能對vsc - hvdc造成的危害，並針對這些危害提出了幾種切實有效的保護策略，模擬結果證實了應用這些保護策略可確保vsc - hvdc中的一些重要部件能夠在大多數類型的故障時免遭過電壓或過電流的損害。
  13. In this system, cpld controls semiconductor laser, the fet controls surface light source by the way of changing input voltage to control current, and the pulse signal of 1khz produced by at89c2051mcu controls yag laser

    系統中使用cpld控制半導體激光器，使用場效應管通過改變輸入電壓控制電流的方法來控制面光源，通過at89c2051單片機產生1khz的脈沖信號來控制yag激光器。
  14. The paper analyzed the basic theory and mathematic model of three phase voltage pwm inverter and proposed one kind of control strategy based on the voltage - current double - loop. it used the exterior loop to control the voltage the eps outputted, and used the inner loop to control the current. simulation testified that the control method could improve the dynamic response character and interference rejection ability

    在建立三相電壓型pwm逆變器在兩相同步旋轉坐標系下的數學模型的基礎上，提出了一種三相電壓型pwm逆變器基於電壓電流雙閉環的控制方法，利用電壓外環實現對輸出電壓的穩定控制，電流內環實現對輸出電流的控制，模擬證明該方法有效地改善了系統的動態響應及抗干擾能力。
  15. The charge pump automatically switches between 1x / 1. 5x modes based on the input voltage, to maintain correct output levels at a high power efficiency. the led driver regulates the current of leds to a value configured by the outside control signal. the four led output channels are current matched for consistent led brightness

    電荷泵電路的功能是根據輸入電壓自動選擇1 . 5x或者1x電荷泵工作模式並輸出相應電壓信號，有較高的功率轉換效率;電流控制電路的功能是實現幾個並聯led通道的電流匹配並根據外加輸入信號控制led電流的大小。
  16. With reference to existent ecdis, we designed new electronic chart applying the technology of net and database. the methods keep the merits of the existent corrective methods and abandon their shortcomings, bring forword the 3 - layer system struction ( expresstion / application / data ), and be used in the csdl center netstation project, win the high opinion. this dissertation is about the research i have engaged in

    本文在電子海圖顯示與信息系統的基礎上，研究基於internet網路和數據庫技術的網上電子海圖數據傳輸和電子海圖顯示及控制的技術方法，提出了（表示層/中間層/數據層）三層體系結構，並應用於現代物流管理中，該技術和方法被用在中海北方物流中心網站項目之中，並獲得非常好的效果。
  17. Secondly, methods of improving on probe are investigated in detail : using the electromagnetic shielding effect to decay the direct - coupled magnetic field and using the dual probe to control the energy flow, so as to make the probe to be shorter ; designing 3 - d pick - up coil array to increase detection sensitivity. at last, experiment system is set up to verify the simulation result and the comparing result shows simulation result agrees with experiment result

    其次，對改進傳感器性能的幾種方法進行了詳細研究:利用電磁屏蔽效應以衰減在直接路徑上的磁場傳播、採用復式探頭激勵方式以實現能流控制，從而減小傳感器體積，模擬證實這兩種改進方案有效;設計三維周向檢測線圈陣列以提高缺陷檢測靈敏度，模擬結果證實三維探頭的周向靈敏性。
  18. Abstract : the theory and composition of a low - cost high efficiency sensorless speed control system for brushless dc ( bldc ) motors is introduced. the position - sensing mathematical model of sensorless bldc rotor is discussed, and an application sample is presented

    文摘:分析了高效率低成本無傳感器無刷直流電機（ bldc ）速度控制系統的工作原理及系統組成，討論了無傳感器轉子位置檢測的數學模型，給出了應用實例。
  19. Permanent magnet blushless direct current motor ( pmbldcm ) has been paid more attention in the past two decades by researchers in the motor and control system fields because of its excellent performance, for example, small cubage, great power density and high efficiency

    永磁無刷直流電動機體積小，功率密度高，控制性能好，效率很高，在工業、車輛、家電、計算機及軍事等諸多領域得到廣泛應用，尤其在電動車應用領域倍受青睞，是當前電動車電動機研發的熱點。
  20. Hvdc transmission systems are a typical nonlinear and time - varying control systems, which poses difficult control problems and complicated control strategies. pi controllers are traditionally used in hvdc system. although these controllers have been operating satisfactorily for many years, the results are not perfect

    雖然它們具有一定的適應性，但對于高壓交、直流輸電系統這樣一個典型的強非線性、時變系統來說，其控制效果並不是很理想，往往不能滿足性能要求。
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