滯后電壓 的英文怎麼說

中文拼音 [zhìhòudiàn]
滯后電壓 英文
hysteresis voltage
  • : Ⅰ動詞(使停滯; 使不流通) stagnate; block up Ⅱ形容詞(停滯; 不流通) sluggish; slow-moving; stagnant
  • : 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。
  • 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式高頻脈沖直流環節路拓撲,由占空比擴展有源箝位正激式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前饋控制技術,級採用三態dpm環控制技術。
  2. A novel low mechanical hysteretic ceramic capacitive pressure transducer has been made, by using of ceramic sealing technology ; integrate circuit ( ic ) technology and thick film plane fixing circuit technology. this transducer is made of a deformable ceramic diaphragm and a ceramic base plate, between which has an air cavum. a coaxial gold electrode was fired onto the diaphragm and the base plate

    本文利用新型陶瓷技術、集成路技術和厚膜平面安裝路技術,採用零力學的陶瓷和陶瓷密封材料進行設計製造了一種非充液乾式的容式力傳感器,該力傳感器由較厚的陶瓷基體和較薄的陶瓷膜片構成,中間形成一空氣介質腔,在基座和膜片之間內置同軸的雙極,組成兩個容,當膜片承受力時發生位移,使容量產生變化,經後置處理路直接轉換為可輸出的直流信號。
  3. 1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %

    從功率單向流動角度出發,提出了一種lcc諧振型恆頻移相單相高頻鏈逆變路拓撲,在調制系數0 . 1 m 0 . 5情況下,控制移相角按正弦規律變化,使諧振脈沖列的幅值追蹤參考正弦信號,經過整流、濾波、低頻逆變,從而獲得正弦度較好的輸出。理論分析和實驗結果證明對于阻性負載或阻感性負載,移相全橋具有超前橋臂零開通,橋臂或者零開通( _ 0 )或者零流關斷( _ 0 )的軟開關特性,而低頻逆變器的各個開關均實現零條件下的開通與關斷。
  4. Zero - voltage turn - on and zero - voltage turn - off in lagging arm and leading arm of soft - switching topology, working waveform of power transformer and process of rectifier and transition are presented in detail. the influence of resonant inductance of the power transformer, resonant capacitor and variation of load to the process of soft - switching are given

    主要對軟開關橋臂和超前橋臂的零開通、關斷過程,功率變器的工作波形及整流換流過程進行了詳細的模擬分析,並重點討論了逆變器的諧振感、諧振容以及負載變化對軟開關過程的影響。
  5. In the power equipment manufacturing industry, delivery orders in 2006 will be large, which will drive the purchasing orders of the power transmission and transformer industry, with the entire power equipment manufacturing industry expected to grow at a rate of about 20 percent ; output of generating equipment is expected to fall in 2007, and the purchasing price of manufacturers has already started to drop, with few orders after 2008 ; the boom period of the high - voltage power transmission and transformation equipment manufacturing industry will lag behind, which will be favorable in terms of reducing the influence of the generating equipment slump

    力裝備製造業明年要交貨的發設備訂單仍處于高峰,受其帶動,輸變行業任務也很飽滿,整個力裝備製造業有望達到20 %左右的增長;但預計2007年發設備產量將由高峰開始回落;目前各製造廠訂貨價格已在下滑, 2008年以後的訂單明顯不足;與發設備相比,高輸變設備製造業的景氣周期將適當,從而有利於緩解發設備下滑的影響。
  6. A novel cycloconverter - rype three - phase hf link inverter topology for soft - switching based on phase - shifted full - bridge mode is proposed, whose main advantages are as follows : under the conditions of d < i < and overlap - d, the switches of the leading leg are turned on at zvs and the switches of the lagging leg are turned off at zcs and all switches of the cycloconverter circuit are commutated in the overlapping mode in the interval of zero voltage, which makes the circuit realize soft switching to the utmost extent and reliably solve the problem of peak voltage caused by the storing energy of leakage inductance of hf transformer

    論文提出一種新型移相全橋軟開關周波變流型三相高頻鏈逆變器,路的主要優點是:前級移相全橋的移相角控制在_ d _ i和_ ( overlap ) - _ d條件下,超前橋臂零開通,橋臂零流關斷,並使周波變流器所有開關在零期間重疊換相,使整機開關最大程度地實現了軟開關,並可靠解決了高頻變器漏感儲能引起的尖峰問題。
  7. Like the active control, acld has a lot to be studied because there are a lot of problems such as : the constitutive equation of smart materials is very complicated ; the feedback control methods should be improved ; it is very difficult to deploy and optimize the sensors and actuators ; it is complicated to collect and feedback correctly the information of the structures without any time delay

    和主動控制結構一樣,由於結構本構關系比較復雜,控制策略還有待于進一步完善,如何配置和優化傳感器以及作動器,如何準確的採集和反饋結構的信息以及控制反饋的時間等問題的存在,智能結構的振動控制問題還有待于進一步的研究。
  8. By compared with the simulation results and the experiment results, we come to the conclusions that : ( 1 ) circuit with assistant network can widen soft - switching extent in lagging arm, reduces duty - cycle loss on the secondary, diminishes switching dissipation of inverter spot - welding power source. ( 2 ) the range of resonant capacitor, the important factor to soft - switching process, not only affects zero - voltage turn - off of power switches, but also affects the range of zero - voltage turn - on of power switches. so resonant capacitors must be considered according to many aspects ; ( 3 ) it easily fulfils soft - switching condition in lagging arm as leakage inductance of power transformer increases, but bigger leakage inductance of power transformer increases opening dissipation of transformer and decreases efficiency of soft - switching inverter power source

    通過模擬結果與軟開關點焊逆變器試驗結果的對比分析,得到了如下主要結論:採用輔助網路可以完全拓寬全橋軟開關逆變器的橋臂軟開關范圍,減小了次級占空比丟失,降低了逆變阻點焊源的開關損耗;諧振容是影響軟開關工作狀態的重要因素,其大小不僅影響開關管的零關斷,同時也影響開關管的零開通范圍,因此,諧振容應該綜合考慮;功率變器漏感越大,越容易滿足橋臂的軟開關條件,但是大的漏感也使變器的通態損耗增加,降低了軟開關逆變器的效率。
  9. Lianyun port dongxing transformer co. ltd is the state midium enterprise which is specialized in electronic power, switchpower, special transformers. nowadays the human resource management in this company is out of the order. the conception, system, mechanism is presence with delay when facing the diversed and complicated market

    連雲港東聖變器有限公司是專業生產力、配、特種變器的國家中型企業,目前企業人力資源管理混亂,面對紛繁復雜的市場需求在觀念、體制、機制上都存在著性。
  10. East lienyungang the saint transformer limited company is the specialized production electric power, the power distribution, the special transformer national medium enterprise, at present the enterprise human resources management is chaotic, facing the complex complex market demand in the idea, the system, the mechanism all has the lag

    連雲港東聖變器有限公司是專業生產力、配、特種變器的國家中型企業,目前企業人力資源管理混亂,面對紛繁復雜的市場需求在觀念、體制、機制上都存在著性。
  11. The clamping diodes conduct only once in a switching period, and the resonant inductance current is smaller in zero state, leading to a higher efficiency and reduced duty cycle loss. the operation principle of the improved converter and the comparison with the original converter are analyzed in this paper. the effect of the blocking capacitor in series with the transformer or resonant inductance is discussed, and a best scheme is determined

    本文將諧振感和變器交換位置,使變器與橋臂相連,這樣箝位二極體在一個開關周期中只導通一次,同時零狀態時諧振流較小,有利於提高變換效率和減小占空比丟失,本文分析改進變換器的工作原理,並與改進前的變換器進行對比,討論隔直容在不同位置對變換器工作的影響,確定一種最佳工程方案。
  12. In industrial the temperature system is classed large nonlinear system. with associative memory neural network as identification and fuzzy neural network as control established model reference adaptive control system, succeeded realized single dealing control. model reference adaptive control system supplied new method for other lager nonlinear system such as flux, stress and fluid system

    溫度控制系統是典型的非線性大控制系統,根據本文提出的聯想記憶神經網路辨識器,與模糊神經網路控制器相結合,建立模型參考自適應控制方案,成功的實現了對單腔阻加熱爐的控制,模型參考自適應控制方案可以向其它大非線性特性的過程式控制制參量(如流量、力、液位等)推廣。
  13. Firstly, the basic theory of full - bridge phase - shift zvs pwm converters are expatiated and another three kinds of circuits of full - bridge phase - shift zvs pwm converters are discussed. there are four kinds of problems which are emphasized : how to expand the zvs range ; how to reduce the circulation in the primary side of the transformer in order to minimize the on state losses ; how to decrease the loss of effective duty circle and how to eliminate the parasitic oscillation of the output rectifiers

    本文首先分析了基本的全橋移相zvsdc dc變換器的工作原理,為解決橋臂不易實現零開關( zvs )的情況,討論了另外三種全橋移相zvsdc dc變換器的路拓撲,重點分析並解決了四個方面的問題:如何擴大zvs的負載范圍;減小變器原邊環流,降低變換器系統通態損耗;減少變器次邊有效占空比丟失;消除輸出整流二極體的寄生振蕩。
  14. The scheme of realizing soft - switching can be found, at the same tune, the concepts of the leading switches and the lagging switches are presented. two kinds of soft - switching methods, zero - voltage - switching ( zvs ) and zero - voltage and zero - current - switching ( zvzcs ), can be classified on the base of realizing soft - switching of the lagging switches

    在對其控制策略的研究中,找出了可以實現軟開關的方案;同時提出了超前管和管的概念,根據管實現軟開關的方式,將變換器的軟開關方式分為兩類:零開關方式和零流開關方式。
  15. 4 in the sinusoidal alternating circuit that only contains a capacitor, the voltage across the capacitor lags the current through it by 90, and they have the same frequency

    在只含有容的正弦交流路中,流90 ,且它們具有相同的頻率。
  16. In order to deal with the nonlinearity and hysteresis of piezoceramics, a precise power amplifier circuit with charge - feedback loop was developed. and an electromechanical model of piezoelectric actuator is presented to demonstrate that charge - feedback control is prominently effective to reduce hysteresis, creep and to improve linearity

    本文針對陶瓷存在非線性與的問題,根據荷反饋原理設計了精密功率放大路和荷反饋迴路;建立了作動器的機模型,證明了荷反饋控制對于減小回現象、提高線性度有明顯的作用。
  17. Note1 : up screen display power factor and down screen display voltage to be lead or lag

    注1 :上屏顯示功率因數,下屏顯示超前或
  18. As the temperature of pyrolysis and the soak time increasing, the carbon materials become more stacked, the specific surface area reduces, both reversible capacity and irreversible capacity decrease, the initial coulumbic efficiency increases, and the hysteresis in the voltage profile between charge and discharge is cut down

    隨著熱處理溫度的升高和恆溫時間的延長,所得炭材料的有序化程度增加,比表面積減小,可逆嵌鋰容量與不可逆容量均減小,首次充放效率增大,現象得到抑制。
  19. The generators are of three - phase four - wire type, making use of star connection with neutral point. the rated line voltage is 400v. phase voltage 230v. frequency 50hz, power factor 0. 8 ( lag ). it can provide 60hz and the other voltage ' s generator according to necessary

    本發機為三相四線制,採用帶有中性點的星接法,額定為400伏,相為230伏,頻率50赫,功率因素0 . 8 ()根據用戶需要,也可提供60赫及其它值的發機。
  20. First, because pipelines are so complex that controlled object is high order, delay, coupling, nolinear and time - varing, it is difficult to realize closed loop control for it using valid mathematic model. to resolve this problem, the paper presents a fuzzy - pid control algorithm with self - adjusting regulation factor. second, if a moving motor supplied by inverter power is switched to be supplied by power supply, the impact of overload - voltage and overload - current appears

    主要針對中、大容量供水系統中,由於供水管網鋪設復雜、彎管多、控制對象具有高階、、耦合、非線性及參數時變的特點,難以利用有效的解析式數學模型進行閉環控制,以及多臺水泵並聯運行時,水泵機由變頻源供向工頻源供切換過程中產生的過流沖擊這兩個難題,提出了可調整因子fuzzy - pid控制演算法及利用鎖相環控制實現水泵機由變頻源向工頻源的同頻同相平滑切換。
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