過沖電壓 的英文怎麼說

中文拼音 [guòchōngdiàn]
過沖電壓 英文
overshoot voltage
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : 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. Our main products are micro barometer low pressure gauge low pressure capsule gauge vacuum pressure with low pressure gauge pressure gauge with electrical contact shock - proof electric contact gauge stainless steel pressure gauge dry and glycerin filled pressure gauge normal pressure gauge freon pressure gauge oxygen - acetylene pressure gauge stainless steel vacuum pressure gauges series diaphragm seal pressure gauge diaphragm pressure gauge with electrical contact pp diaphragm seal pressure gauge shock - proof pressure gauge with electrical contact diaphragm seal pressure gauge explosion - proof electric contact pressure gauge minitype pressure gauge accurate pressure gauge test pressure gauges as well as pressure gauge switch pressure separator tube pressure gauge radiator double - metal thermometer all the products can meet both national and international stands,

    一般力表氣表抗震力表充油力表全不銹鋼力表膜盒微接點力表冷媒力表真空力表力真空表隔膜力表微型力表差表微差表絕表精密力表耐高溫力表蒸氣力表汽車燃氣力表醫用力表遠傳力表衛生型力表力表緩力表冷凝散熱器力表翅片散熱器力表開關不銹鋼連接彎管不銹鋼連接軟管轉換接頭油連接頭力表針閥節流閥及保護附件濾油網加油口油溫油麵計雙金屬溫度計等。
  2. The experiment result shows that the snubber can suppress the over voltage effectively at switch off and its dissipation is little

    實驗結果表明,該路能夠有效防止igbt關斷,緩路損耗較小。
  3. 2 ignitor : - this is an electronic amplifier that receives electric current from the ballast and boosts voltage to ignite the arc light source in all environments. it initializes plasma discharge within the source by delivering a high - volt pulse to the electrodes

    2 ignitor : -是一個從ballast接收流並向所有環境中的arc light source釋放子放大器,它通極傳遞高脈來對等離子放器進行初始化
  4. 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,使諧振列的幅值追蹤參考正弦信號,經整流、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,滯后橋臂或者零開通( _ 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。
  5. In view of this situation this article has conducted research to the design of metallurgy auxiliary biography with the frequency conversion table electrical machinery first multianalysis to the frequency changer and the frequency conversion table electrical machinery movement characteristic is carried out, the voltage waveform harmonious which the frequency changer outputs is big, attacks in a big way, and the voltage climbing rate reaches as high as 6600v / mu s which is 20 times ordinary sine alternating voltage, the rolling mill auxiliary biography table set the extremely strict request to the electrical machinery ; its movement frequency is very low, rate frequency in 8 - 20hz ; the velocity modulation scope is wide, the lowest movement frequency lowers to 1hz, and the starting number of times is quite frequently, each hour reaches as high as 600 - 800 time, the impact shoulders in a big way, the overload capacity request is high

    針對這一情況本文對冶金輔傳用變頻輥道機的設計進行了系統研究。首先對變頻器和變頻輥道機的運行特性進行詳細分析,變頻器輸出的波形諧波大,擊大,上升率高達6600v / s ,是普通正弦交流的20倍;軋機輔傳輥道對機提出了十分嚴格的要求:其運行頻率很低,額定頻率在8 - 20hz ;調速范圍寬,最低運行頻率低到0 . 5hz ,起動次數相當頻繁,每小時高達600 - 800次,擊負荷大,載能力要求較高。
  6. By comparing and analyzing the advantages and disadvantages of three kinds of voltage reference circuits, type of current density ratio compensation 、 weak inversion type and type of poly gate work function, a cascode structure of type of current density ratio compensation is chosen to form the core of voltage reference circuit designed in this paper. applying the negative feedback technology, an output buffer and multiply by - 2 - circuits are designed, which improve the current driving capability

    然後通比較和分析流密度比補償型、弱反型工作型和多晶硅柵功函數差型三種帶隙基準源路結構的優缺點,確定了流密度比補償型共源共柵結構作為本設計核心路結構,運用負反饋技術設計了基準輸出緩路、輸出倍乘路,改善了核心路的帶負載能力和流驅動能力。
  7. By using a counter and an operation microprocessor, this paper analyses the measuring method and designs an instrument of edm sinking process in discharge state. this instrument takes samples of voltage, current signal and strong and weak of high frequency signals of detecting voltage amplitude, translates them into various time pulses in discharging state. and a counting unit turns these pulses into digital signals, then send them to a microprocessor. finally various discharge time percentages are sent to the control tache

    采樣火花加工放間隙的流信號和檢測幅值上的高頻信號的強弱,得出反映間隙放狀態的各種時間脈,利用計數器分別對其計數,再送給單片機運算處理,輸出控制環節所需的各種放狀態時間百分數。
  8. Abstract : by using a counter and an operation microprocessor, this paper analyses the measuring method and designs an instrument of edm sinking process in discharge state. this instrument takes samples of voltage, current signal and strong and weak of high frequency signals of detecting voltage amplitude, translates them into various time pulses in discharging state. and a counting unit turns these pulses into digital signals, then send them to a microprocessor. finally various discharge time percentages are sent to the control tache

    文摘:通采樣火花加工放間隙的流信號和檢測幅值上的高頻信號的強弱,得出反映間隙放狀態的各種時間脈,利用計數器分別對其計數,再送給單片機運算處理,輸出控制環節所需的各種放狀態時間百分數。
  9. In the experimental system apd transferred laser pulse to weak electrical current. after two - level amplification we got a voltage pulse that had a enough amplitude to be applied, the timing point was discriminated by the constant - fraction timing discriminator circuit. timing circuits transferred the pulse flight time to digital signal accurately

    實驗系統採用apd作為光傳感器,將激光脈信號轉變為微弱流脈,經兩級放大后,信號變為幅度較大的,經時點鑒別路分別確定計時起點和終點后,由計時路來精確測量兩個時間點之間的時間間隔。
  10. Many researches have been done with the simulation model. it was found that some structure parameters such as the diameter of the driving piston, the diameter of the buffer piston, the stiffness of the valve spring, the compress ratio of the buffer piston, and the flux area of the solenoid valve etc. have great effect on the performance of the haecvvs. for certain performance demand of the variable vale system, there is a most suitable combination for the structure parameters

    控可變氣門系統的主要結構參數,如動力活塞直徑、緩活塞直徑、氣門彈簧剛度、緩活塞實際縮比、磁閥通流面積等參中共軌控柴油機可變氣門系統的研究數對控可變氣門系統啟、閉特性的影響規律的研究發現,動力活塞直徑、氣門彈簧剛度、磁閥通流面積對控可變氣門系統啟、閉性能起著決定性的作用,對於一定的氣門啟閉規律要求,這些結構參數存在一組最佳值。
  11. The interface utilizes the high - speed pu lse function of plc basic unit to realize the control frequency of pulse, pwm regulate voltage and to make use of drivers of step motor control step motor

    利用plc主機模塊的高速脈輸出功能,控制脈頻率的發生、 pwm脈寬的調節,並通步進機驅動器實現對步進機高效控制。
  12. Among them insulated the insulation resistance testing instrument to adopt the high direct voltage testing method ; the ac insulate testing instrument adopt to the instrument of ac high voltage, and we also designed the protected circuit with excessive current ; the coil insulate testing instrument is adopt surge voltage impact testing method

    其中絕緣阻測試儀採用了直流高測試法;工頻耐測試儀採用高工頻測試,並設計了流保護路;匝間耐測試儀採用浪涌測試法,並設計了多路可控硅控制脈輸出路。
  13. It has important significance to study the welding technology of variable polarity pulsed mig for high efficiency weding and good quality of welding products. we should control the welding current, output voltage and the process of melting drop more effectively

    研究薄板鋁合金變極性脈mig焊接技術,更有效地控制焊接流、輸出和熔滴程,提高焊接程的穩定性、提高焊接速度,對于提高焊接效率和焊接產品質量具有重要的意義。
  14. The presented thesis studies the gas discharge of lab6 electrodes, the paper analyses the impacts of gas press and electrodes separation on the ignition voltage and voltage drop, and makes low gas pressure, lower than 10pa, discharge switch tubes, with gas of helium and nitrogen, electrodes gaps of 5mm. the paper studies the tubes ’ discharge performances, and the impacts of discharge process on the electrodes

    分析直流工作條件下,以氬氣、氮氣、氦氣為工作氣體時,氣體的強、極間距對著火和管降的影響,並製作低氣( < 10pa )下的氣體放開關管(放氣體為氮氣和氦氣,極間距為5mm ) ,研究其在直流和脈下的放特性,以及放程對極的影響。
  15. 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式為型pwm (脈寬度調制, pulsewidthmodulation )控制方式,以輸出反饋作為主要控制參量,同時為了提高晶元對輸入擾動的響應速度,採用了輸入前饋方法,將輸入因素引入了反饋控制環中,通對輸入輸出的檢測,控制加在功率mos管柵極上矩形脈的占空比,進而調節輸出
  16. 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,通改變的饋入方式和陰陽極結構,實現了中心陰極負脈的激勵,同樣獲得了較好的粒子模擬優化結果。
  17. The schottky diodes prevent undershoot signals from dropping below a specified level, reducing the possibility of damage to connected devices by large undershoots that can occur without the schottky diodes

    肖特基二極體防止負信號跌進規定的平以下,減少接在沒有肖特基二極體時大的負過沖電壓的器件所可能造成的損害。
  18. We studied the resurf, trench - gate, 3d - resurf ldmos. we designed the power switch ic based on epitaxial simox substrate, satisfying the requirements of the user. this ic can sustain 60 ~ 80v shutdown voltage overshot

    在此基礎上,本文設計了性能滿足用戶要求的,基於esoi襯底結構的功率開關集成路,該集成路可承受60 ~ 80v的反向過沖電壓,並具有流,等保護路。
  19. The effects of pulse voltage waveform on physical and chemical water treatment processes include double layer capacitor effect, mass transport, absorption and deabsorption on the surface of electrode

    波形主要影響廢水處理的三個物理化學程,即:容效應、液相傳質、吸附和脫吸附。
  20. It was found that large scale single crystal ttf m - nbp film can be obtained by this method. atomic resolution surface images were observed both with atomic force microscope and scanning tunneling microscope. high density data storage was realized by applying voltage pulses between the stm tip and the substrate

    用原子力顯微鏡afm和掃描隧道顯微鏡stm都觀察到了ttf m - nbp薄膜表面的原子級分辨像。通stm針尖施加脈在ttf m - nbp薄膜上實現了納米級的信息存儲,最小記錄點直徑約為1 . 2nm 。
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