電壓饋電式 的英文怎麼說

中文拼音 [diànkuìdiànshì]
電壓饋電式 英文
voltage feed type
  • : 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...
  • : 壓構詞成分。
  • : 動詞(饋贈) make a present of
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • 電壓 : voltage; electric tension; electric voltage
  1. A circuit topology of the inverter with duty cycle extended active clamp forward style high frequency pulse dc link is adopted by each independent inverter. each inverter is cascaded by a circuit with duty cycle extended active clamp forward style high frequency pulse dc link and a dc / ac inverting bridge. the control strategy of voltage mode pwm forwardback is adopted by the former, and the control strategy of three - state discrete pulse modulation ( dpm ) hystersis current is adopted by the later

    每個獨立的航空靜止變流器採用占空比擴展有源箝位正激高頻脈沖直流環節路拓撲,由占空比擴展有源箝位正激高頻脈沖直流環節路與dc ac逆變橋級聯而成,前級採用型pwm前控制技術,后級採用三態dpm流滯環控制技術。
  2. First, it analyzes the working principle and some features of the system, such as the circulating current characteristics, power distribution characteristics, and characteristics about closed loop regulation of voltage. then it goes on to the study of some typical control methods, and designs on this basis, a parallel controller using a synchronization control strategy of racing to merging and a load - sharing strategy combined with feedback control and drooped control

    文中,首先通過建立系統的數學模型,分析了逆變源並聯運行的工作原理以及並聯系統的一些主要特性,包括它的環流特性、功率特性和閉環調節特性;在此基礎上,又研究了幾種典型的並聯運行控制方;然後,採用搶占與並發相結合的同步控制方和反與下垂特性相結合的負載均分控制設計了並聯控制器。
  3. Current - mode dc / dc converter adds a current feedback loop on the base of voltage - mode control, achieving both current and voltage feedback loop control

    流模dc / dc變換技術是在控制的基礎上,增加了流反環,實現了流的雙環反控制。
  4. Directed against the distributing fault disposing mode and centralizing fault disposing mode of distribution distribution feeder automation, we use two different research methods respectively. under the distributing fault disposing mode , combined with the technological ameliorate of the applying plc in the switch control department of the urban distribution ring feeder, we design a new voltage - current feeder automation flow executing by recloses and sectionnalizers controlled by plc to locate the distribution feeder fault section

    針對配線自動化的故障分佈處理模和故障集中控制模,分別採用了不同的研究方法:在配網採用故障分佈處理的模下,結合應用於城市手拉手配環網的環網開關櫃的技術改造,設計了一種新的-流型線自動化模,利用可編程序控制器( plc )來控制線上的重合器和分段開關來實現配線的故障區域定位。
  5. Different power circuits and control strategy of the single phase inverter in parallel condition are first analyzed, and half - bridge inverter is selected as the power circuit and current hysteresis control is selected as the control strategy

    本文首先對單相逆變器的主路結構和控制路的結構在並聯條件下進行了比較分析,最後選用了半橋結構的主路和內環為滯環控制的瞬時流雙閉環反控制方
  6. The feedback of the output voltage is the major control loop. to achieve better frequency response and disturbance rejection of the input voltage, a input voltage feed - forward system is introduced in control loop. the duty - cycle of pwm applied at the gate of power mosfet is modulated by both input and output voltage

    該晶元採用的控制方型pwm (脈沖寬度調制, pulsewidthmodulation )控制方,以輸出作為主要控制參量,同時為了提高晶元對輸入擾動的響應速度,採用了輸入方法,將輸入因素引入了反控制環中,通過對輸入輸出的檢測,控制加在功率mos管柵極上矩形脈沖的占空比,進而調節輸出
  7. The frequency and mode of the generated microwave are very pure. these results can provide a possible method for constructing a compact high - power microwave device. in addition, a virtual cathode oscillator with an axially extracted te11 mode based on the spark05 accelerator in our laboratory has also been investigated using the pic simulation code

    基於spark05加速器子束參數設計的軸向提取te11模虛陰極振蕩器,利用類似的設計思想,通過改變入方和陰陽極結構,實現了中心陰極負脈沖的激勵,同樣獲得了較好的粒子模擬優化結果。
  8. In the synchronous " model, based on the idea of polygonal flux linkage locus, by means of constructing the switch state period table of three phrase voltage inverter is required. in the brushless model, the igbt ( isolated gate bipolar transistor ) switch state period table is gained by gal ( generic array logic ) which analyzes the signal of position feed - back

    在同步方下,基於多邊形磁鏈軌跡法的思想,用作圖法求得三相型逆變器的pwm波形序列;在無刷直流方下,用gal對位置反信號進行邏輯綜合,得到開關管的導通規律。
  9. On account of the disadvantages of the feedback reactive power compensator, a device of its simplified scheme is studied in this paper, in which the reactive power is adjusted by regulating the voltage of the low - voltage side of the transformer

    由於這種反補償方案存在一些問題,本文分析了它的簡化形,即通過調節降器低側的母線來調節濾波器的無功出力的補償方案。
  10. Furthermore, it is very important that improve the autoimmunization of substation without watch - keeper. in the design of substation, we predigest main wiring with a minitype base and adopt simple wire - connection : dule t type is used in 66kv side, segmented single bus - bar with hospital bus - bar is used in l0kv for major load

    在該無人值班變所的設計中,以小型化模為基礎,簡化主接線: 66kv側採用雙t接線方,正常時雙線雙變器分列運行; 10kv側由於線路較多,負荷較為重要,因此採用單母線分段帶旁路接線方
  11. 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

    路拓撲族包括單四象限功率開關、推挽、半橋、全橋路,以全橋路為例分析研究了這類換器工作模、穩態原理與瞬時值反控制策略,給出了變換器的外特性曲線、關鍵路參數、與n倍頻或n分頻信號同步的基準正弦路的設計。
  12. Two single - stage pfc converters with the negative feedback of engergy - storage capacotor voltage by transformer windings are analyzed. the two converters have similar performances, and they can be translated each other, which verified the translation rule. the analysis and simulation show that with the negative feedback of energy - storage capacitor voltage by transformer winding have good performances

    通過對兩種採用變器繞組實現負反的單級pfc變換器研究,結果顯示出它們的相近性,驗證了兩端模和三端模的轉換規則,同時也說明採用變器繞組實現負反的方對抑制有很好的效果,並對其進行了優化設計。
  13. According to the different sample electricity from the output loop of the circuit by the feedback network and the different ways of connection between the input loop of the circuit and the feedback network, can divide the configurations of alternate negative feedback circuit into four kinds : voltage series, voltage parallel, current series and current parallel

    摘要根據反網路從路輸出迴路的不同取樣量和在輸入迴路的不同連接方,可把交流負反路的組態分為串聯、並聯、流串聯和流並聯4種。
  14. Rc oscillator ’ s frequency is 1khz. the voltage reference of ic is 2. 2v, which can keep stabilization when the power supply is bigger than 2. 3v. in that case circuits can insulate yawp from power supply

    在穩路設計中,採用了運算放大器負反的形,使參考源為2 . 2v ,並在源大於2 . 3v時保持穩定,隔離了源噪聲。
  15. Jdy - 280b double electromagnetic lock product characteristic : strong holding force, no left magnet easily installed, low noise, durable no mechanical failure with signal feed back function applications : can be used with intercoms and access control systems, especially for fireproof door working voltage : 12vdc 24vdc working current : 12vdc 0. 27a, 24vdc 0. 46a power consumption : 3. 3w, 3. 5w, absolutely insulative power supply mode : successively working temperature : - 40 50 dimension : 473 x 45 x 30mm weight : 3920g yiwu qimingxing computer company copy right

    Jdy - 280b雙開門磁力鎖產品特性:吸力強無剩磁安裝方便噪音低壽命長具故障保護功能,無機械故障可具資訊回功能鎖狀態有指示燈指示:鎖門時綠燈指示燈亮開門時,紅色指示燈亮帶鎖狀態指示燈及聯網信號輸出適用范圍:可與樓宇對講門禁系統配套使用特別適用於逃生門防火門氣性能:氣性能:使用: 12vdc 24vdc流: 12vdc 0 . 53a 24vdc 0 . 27a絕緣阻測試: dc500v 1分鐘無擊穿通連續使用溫度: 40 50外形尺寸: 473 x 45 x 30mm重量: 3920g
  16. The circuit utilizes 1mhz current - mode pulse width modulation ( pwm ) control to allow small input and output capacitors and a small inductor, while reducing the circuit ’ s volume and minimizing the input supply ripple to 15mv

    路採用頻率為1mhz的流反脈沖寬度調制模,可使外部路選用小的輸入、輸出容以及小感,減小了路的體積,同時能將輸入紋波減小到15mv 。
  17. However, it is difficult to make the product available because most of the academic institution focused on certain aspect only. the experts indicate that the ic designers should know more about the system though they don ’ t design the system directly. it points out a way for us ic designers when we are engaged in the research work

    本文提出的開關變換器,利用反原理將輸出穩定在某一需要的值,根據負載的不同而採取兩種控制模,即脈沖寬度調制( pwm - pulsewidthmodulation )模和脈沖頻率調制( pfm - pulsefrequencymodulation )模
  18. The third, the paper analyses and expatiates three mode of speed regulating which are speed negative feedback, voltage negative feedback and voltage negative feedback plus cuttent positive feedback and designs a speed regulating control system adopting the mode of voltage negative feedback plus cuttent positive feedback. at the same time we optimize the speed regulating system using the appraisal software of the performance of wire feeder

    再次,從控制論的角度對轉速負反負反負反配合流正反等三種轉速調節方進行了分析論述,採用負反配合流正反設計了送絲機調速控制系統,並採用送絲機性能評估軟體對調速系統進行了優化。
  19. By analyzing and rat testing on the current negative feedback, the voltage negative feedback and the electricity - powered loudspeaker, this paper shows that the current negative feedback can decrease the distortion of the loudspeaker, makes the frequency - response plot more smooth and improves the audio quality greatly

    摘要本文通過對流負反負反兩種路與揚聲器構成的系統進行對比分析,並進行實時分析測試,證實了流負反揚聲器失真能從實質上得到改善,從而使頻響曲線更加平滑,音響系統的性能明顯提高。
  20. According to the present actual underground power system which neutral point is grounded through arc suppression coil in many supper big shaft, the development history and present situation of synthetic protection system used in hv flameproof switchgear are reviewed, and on the basis of analyzing the problems existed in high voltage flameproof switchgear, the selective leakage protective method based on the detecting harmonic direction of zero sequence current as well as the value of zero sequence voltage is proposed in this paper, and at the same time, harmonics extracting schematic and transforming circuit are also designed

    本文深入系統地研究了基於intel80c196kb單片機控制的6kv防爆開關綜合保護系統,主要內容如下:針對大型及特大型礦井供系統中性點普遍採用消弧線圈接地方的現狀,回顧了國內外礦用高防爆開關保護系統的發展歷史,分析了目前國內高開關保護系統所存在的問題,提出了「基於零序基波啟動,五次諧波功率方向比較」的選擇性漏保護原理,設計了相應的五次諧波提取路和功率方向鑒別路。
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