正反電路 的英文怎麼說

中文拼音 [zhēngfǎndiànlù]
正反電路 英文
circuit; fliflop
  • 正 : 正名詞（正月） the first month of the lunar year; the first moon
  • 反 : Ⅰ名詞1 （方向相背） reverse side 2 （造反） rebellion 3 （指反革命、反動派） counterrevolutionari...
  • 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...
  • 路 : 1 （道路） road; way; path 2 （路程） journey; distance 3 （途徑; 門路） way; means 4 （條理） se...
  • 正反 : positive and negative
  • 電路 : [訊] circuit （ckt）; electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. In this paper, a kind of output current feed - forward circuit is added into the input of the current loop. by adding this compensatory circuit, the output character of the inverter is improved greatly

    本文還研究了一種提高逆變器輸出電壓外特性的思路，通過將負載電流正反饋給逆變器的電流環輸入端，從而達到提高輸出電壓的外特性的目的。
  2. In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical

    在硬體設計中，本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信，同時系統電路配置成中斷響應方式，這樣既滿足了系統要求，又充分利用了tms320f2812的硬體資源。在軟體設計中，本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。
  3. And at this foundation through the dispersed domine analyse the paper makes a great emphasis on the application of computer aided design and simulation, then designs a series of apfc design and simulation software. this paper takes out a set of designation and simulation on base of actual circuit. the reliable result, output voltage and inductance current which are got from this software are the same as the actual value

    本文在對一系列apfc電路設計、模擬分析方法討論比較的基礎上，著重應用離散時域法進行了計算機輔助電路設計和模擬方法的應用探索，以此為基礎設計了pfcexpert功率因數校正電路設計、模擬軟體，針對實際電路給出了整個設計和模擬全過程，通過實驗驗證了該軟體所得到的精確穩態解、瞬態輸出電壓和電感電流，與實際電路輸出基本相同，所建立的電路模型重現了電路的運行過程，反映了電路的實際工作機理。
  4. In the differential input, positive feedback circuit was used to increase the switching speed and attain low power

    在差分輸入端，採用正反饋電路結構，以提高開啟和關斷速度，並降低功耗。
  5. Kvl : in traversing any loop in any circuit, at any instant of time, the sum of the voltages having one polarity equals the sum of the voltages having the opposite polarity

    在任一瞬間，沿著電路的任一（有向）迴路繞行，正向電壓（具有正極性的電壓）之和等於反向電壓（具有負極性的電壓）之和。
  6. The topologies family include single four - quadrant power switch mode, push - pull mode, half - bridge mode, and full - bridge mode circuits. taking full - bridge mode circuit as an example, the operational mode, steady principles, transient voltage feedback control strategy of the converter are investigated. the output characteristic curve, the design for the key circuit parameters and the reference sinusoidal circuit which is synchronous with the signal of n or 1 / n times line voltage frequency are given

    該電路拓撲族包括單四象限功率開關式、推挽式、半橋式、全橋式電路，以全橋式電路為例分析研究了這類換器工作模式、穩態原理與電壓瞬時值反饋控制策略，給出了變換器的外特性曲線、關鍵電路參數、與電網電壓n倍頻或n分頻信號同步的基準正弦電路的設計。
  7. Also, we select the signal collecting circuit of three output polars, the coupling circuit using capacitance and resistance, the alternating amplify processing circuit, the positive feedback retardation comparsion, the driving circuit of output current and the stabilization voltage supply circuit

    選擇了insb磁阻三端輸出型信號採集電路，阻容耦合型交流放大電路，正反饋遲滯型電壓比較器和大電流推挽驅動電路及穩壓電源電路。
  8. In this circuit, we use many kinds of negative feedback to modify the ou tput wave, which can decrease the distortion. and we use the high - voltage and high frequency capacitance efficiency, which can decrease the disturbance of output signal of variable frequency source for the test of part discharge

    採用了多種負反饋迴路修正輸出波形，使得輸出電壓波形的失真度很小；並且在電路中有效利用高壓高頻電容，減小了變頻電源輸出的電壓對局部放電試驗時的干擾。
  9. In this paper, the design of electric forklift driving controller is demonstrated. otherwise, can is added into this controller, so as to build up can networks with other modules equipped with can controllers. this paper is composed of 7 chapters : in the first chapter, the background of the paper is introduced ; in the second chapter, the structure of electric forklift is demonstrated ; in the third chapter, first the math model of series motor is found, then the motor is controlled as improved p1d control rule ; in the fourth chapter, the principle and realization method of forward and reverse rotation and back - feed brake are explained ; in the fifth chapter, the principle of can and design of application layer in can are illuminated ; in the sixth chapter, the principle of e2prom is clarified ; in the last chapter, summary of the whole paper is given, and prospect in this field is made

    全文共分七章：第一章緒論，介紹了論文背景；第二章，系統綜述，介紹了電動叉車的整車結構；第三章，串勵電機的建模、改進的pid演算法及其軟硬體實現，首先根據串勵電機的機電特性推導出數學模型，然後在此基礎上結合pid控制規律對電機進行控制；第四章，串勵電機的正反轉及回饋制動，介紹了實現電機正反轉及回饋制動的原理及方法；第五章， can網路實現模塊間通訊，介紹了can總線原理及can總線應用層設計；第六章，用串列e ~ 2prom實現參數設定，介紹了串列e ~ 2prom的原理；結束語，對本論文進行了總結，並對該領域的發展進行了展望。
  10. Basde on further, analysis of formula d = 1 - af, this paper points out the conflict when using instantaneous limit and jadging positire and negative feedbavk byusing the depth of peedbavk, range of middle freguency of pnegative feedback amp circuit can also appear self - conflitct

    摘要通過對公式d = 1 - af的進一步分析，指出用瞬時極性法與用反饋深度判定正負反饋時所出現的矛盾，說明負反饋放大電路的中頻段也會出現自激的情況。
  11. Then novel circuit structure and circuit topologies family of voltage mode ( based on forward converter ) and current mode ( based on flyback converter ) ac - ac mode ac / ac converters with high frequency link, are proposed

    本文提出了基於正激forward變換器的電壓源型和基於反激flyback變換器的電流源型交?交型高頻環節ac ac變換器電路結構與拓撲族。
  12. Abstract : this paper proposes an self - adaptive speed - accommodating control circuit, which can get the speed - error, and can test the change of frequency of feedback signals of the single phase ac tacho generator through self comparing and automatically corrects the speed

    文摘:文章介紹了通過自比較來檢測錄音機主導軸單相永磁交流測速發電機反饋信號的頻率變化，從而獲得速度誤差，並自動校正轉速的一種自適應速度調節控制電路。
  13. Considering practical application, some control methods brought forward by predecessors have been improved in order to realize them more easily. because it is difficult to control chaos and hyperchaos to high - period by simple linear feedback in experiments, the ordinary linear feedback method is modified to local control, further more, we prove its feasibility and find out the controllable parameter range theoretically. the improved linear feedback method is applied to circuit experiments, and the results of numerical simulation and circuit experiment are all in accordance with theory, which validate this method effective

    概括起來有兩個層面的內容：針對前人已經提出的一些控制方法，結合實際應用的需要提出改進的方案，使之更易於實際應用中的實現，這部分包括：基於簡單的線性反饋控制低維混沌和超混沌系統的高周期態難以在實驗中實現而提出的局部控制的改進方案；結合具體實例，從理論上分析了改進控制方案的有效性及系統可控制的參數條件；並且用電路實驗實現了改進的控制方案，實驗結果也驗證了理論的正確性和可行性；在應用非線性反饋方法控制混沌系統的研究中，我們也得到了前人沒有討論過的高周期結果。
  14. Many times simulations and verifications were taken for the purpose of making our design correct and short our design time

    反復的功能模擬和測試為正確的電路設計加快了設計進度。
  15. If it turns out that the lens circuitry needs calibration, then the only way it could possibly have an adverse effect on another eos body in terms of focusing accuracy would be if that particular body was not correctly calibrated, in which case we go back to square one and calibrate that body with a tool lens

    如果測試的如果是鏡頭電路需要校準，唯一可能的情況就是按照此鏡頭的對焦精度在其他eos機身（此機身未正確的校準）上使用時會產生相反的效果，這種情況下我們要回過頭來把那個機身和標準鏡頭放在一起重新校準。
  16. The chip contains an embedded risc - based 8051 core which is instruction code compatible with traditional mcs51tm family micro - controllers, high performance interoperability usb 2. 0 controller and transceiver, and nand flash interface controller

    1 .開路迴路或閉路迴路的馬達速度控制2 .類此的速度控制，正反轉控制，正靜電煞車
  17. The temperature sensing circuit adopts current - output mode taking pnp substrate transistor as temperature sensing device. according to the theory of the bgr, ptat and ctat can be generated from the circuit, and the former one is regarded as the initial signal which correlating to the temperature

    溫度傳感電路以襯底pnp型bjt作為感溫元件，採用電流輸出模式，按照帶隙基準原理獲得與絕對溫度成正比（ ptat ）電流以及與絕對溫度成反比（ ctat ）電流，並以前者作為與溫度相關的原始電信號。
  18. The operation characteristic of the new relay is analyzed in theory and verified by the simulation tests. the new relay operates with clear selectivity and high operation speed and can satisfy the demand of the protection for the ehv transmission line. the performance of the fault component impedance relay has been improved and the misoperaion of the healthy phase under cross - country fault and close - in fault have been avoided

    理論分析及模擬計算表明，基於自適應補償的突變量距離繼電器有很好的選擇性和速動性，完全能夠滿足高壓線路保護的需要，顯著提高了突變量距離的性能，解決了其在大電源出口單相故障以及正反向復故障可能會誤跳三相的缺點。
  19. Due to the charge sharing and charge leakage phenomena in the traditional charge - pump, a new charge - pump with current control technique is designed in this thesis. in the circuit design, a simple positive feedback is employed to expedite the switching speed. the simulation results show that the charge sharing and charge leakage phenomena can be effectively prohibited in the proposed charge - pump

    2 .針對傳統電荷泵中存在電荷泄漏和電荷共享現象，設計出了一種採用電流控制技術的新型電荷泵，電路中巧妙地運用了一個簡單的正反饋，以加快開關速度，模擬結果表明，所設計的電荷泵能有效的抑制了電荷泄漏和電荷共享現象。
  20. Then novel circuit structure and circuit topologies family of current source ac / ac converters with high frequency ac link, based on flyback converter, are proposed. the circuit structure which can transfer one unregulated sinusoidal voltage with high thd into another regulated constant frequency sinusoidal voltage with low thd, is constituted of input cycloconverter, high frequency storage transformer, output cycloconverter, input and output filter. the circuit topologies family include single four - quadrant power switch mode, push - pull mode, half - bridge mode, and full - bridge mode circuits

    本文提出了基於反激flyback變換器的電流源高頻交流環節ac ac變換器電路結構及其拓撲族，該電路結構由輸入周波變換器、高頻儲能式變壓器、輸出周波變換器以及輸入、輸出濾波器構成，能夠將一種不穩定劣質的正弦交流電變換成另一種同頻率穩定的優質正弦交流電壓；該電路拓撲族包括單四象限功率開關式、推挽式、半橋式、全橋式等四種電路。
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