電容電橋 的英文怎麼說

中文拼音 [diànróngdiànqiáo]
電容電橋 英文
capacitance bridge
  • : 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...
  • : 名詞1. (橋梁) bridge 2. (姓氏) a surname
  • 電容 : electric capacity; capacitance; capacity
  1. Among various fabrication techniques of thin film, the sol - gel process has gained much interest for the preparation of pzt thin film, due to ihe advantages of good homogeneity, easy control of composition, low in - ill i reaving temperature, easy formation of large area thin films pb ( zrxti : - k ) 0 :, ( pzt ) films were prepared on the ito coated glass plates and low resistor silicon wafer in sol - gel dip - coating process associated wi di heat treatment : at different temperatures and characterized by x - ray diffraction ( xrd ) and transmission electron microscopy ( tem ). lt is shown that the pzt ferroelectric thin films with ( 110 ) preferred orientation and well - crystallized perovskite structure can be obtained after annealing at 680 ? for 30 minutes on ito substrate and at 800 " c for lornin on silicon substrate

    Pzt的制備方法有很多,其中溶膠?凝膠( sol - gel )方法可以和集成路( ic )光刻工藝相互兼,處理溫度低,有大面積塗敷性能,能精確地控制組分,無需復雜的真空設備,成本低廉,所以對于集成鐵薄膜的應用這種方法有很廣闊的前景。本文利用sol - gel技術在摻錫的in _ 2o _ 3透明導薄膜( ito )襯底和低阻硅襯底上成功地制備了pzt鐵薄膜。運用了x射線衍射, sawyer - tower路和lcr分別對薄膜的晶化溫度,結構和學性能進行了測試。
  2. However, the h - bridge maglev chopper has serious switching losses, so as to have snubber circuit ; there is high emi with the chopper

    然而, h -斬波器開關損耗大,需要添加緩沖網路,磁干擾十分嚴重;對供源有反向流沖擊,易造成供源和濾波的損壞。
  3. The voltage of bridge capacitor will become unbalanced, when inverter ' s input side is a single source. this phenomenon is inherent with the control of voltage feedback. a balance winding can overcome this shortcoming and widen the application of this circuit

    採用單源供的半路,如僅採用壓反饋控制方案無法克服壓的不平衡,通過加入平衡繞組可以克服這一缺陷,擴大路的應用場合。
  4. Output voltage and current is often distorted in half bridge converter because voltage unbalance of input capacitors though its application is very abroad

    摘要半逆變器應用廣泛,但存在直流分壓不均壓,使分壓中點壓漂移,導致輸出壓和流畸變的缺點。
  5. Phase - shifted zero - voltage - switching pwm full bridge converter can realize zvs for the power switches with the use of the leakage inductance of the transformer and the intrinsic capacitors of the power switches, so it is used widely for medium and high power applications

    移相控制零壓開關pwm全變換器利用變壓器的漏感和開關管的結可以實現開關管的零壓開關,在中大功率的場合應用廣泛。
  6. 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

    主要對軟開關滯后臂和超前臂的零壓開通、關斷過程,功率變壓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、諧振以及負載變化對軟開關過程的影響。
  7. The conventional switching power supply usually use a diode rectifier followed by a bulk capacitor to convert ac voltage to dc voltage, resulting in the pulsating waveform of the input ac line current, low power factor ( generally 0. 65 ) and high harmonic line current

    傳統的開關源設備通常採用二極體來進行整流和一個較大的來進行濾波以實現輸入壓的交直流轉換,導致輸入流為一個很窄的脈沖波並含有較多的諧波分量,功率因數變低(通常只有0 . 65 ) 。
  8. High voltage capacitance bridges

    高壓電容電橋
  9. Manufactures and supplies components for precise and reliable measurement of pressure, level and vacuum on processes involving corrosive, viscous, clogging fluids

    -主要有lcr數字系列測量儀,感測量分選系列漏流測試儀系列耐壓測試儀。
  10. This modeling method is applicable to most of facts and hvdc devices, not only to those devices including thyristor - controlled reactor ( tcr ), such as thyristor - controlled series capacitor ( tcsc ) and static var compensator ( svc ), but also to those devices including converter bridge, such as hvdc device and static synchronous compenstor ( statcom ), etc. it deduces the mathematical models of tcsc, hvdc, svc and statcom devices with the proposed method

    該方法能適用於大多數facts裝置和hvdc裝置,不僅可用於含有晶閘管可控抗器( tcr )元件的裝置如可控串聯補償( tcsc ) 、靜止無功補償器( svc )等的建模,也可用於含換流的裝置如hvdc裝置、靜止同步補償器( statcom )等的建模。本論文採用動態相量法建立了tcsc 、 svc 、 hvdc及statcom裝置的數學模型。
  11. Vil gmagyars g _ hajl ka n h ny k p az pusztaszeri ki ll t sb l : magyarorsz g kir lyai, uralkod i, csal df i, c merei, t ? rt nete, t rk pek, mer tett pap r, plak t

    常州星光子有限公司生產整流二極體引線,整流堆引線、數碼管引線、感引線、器引線、耐熱合金圓銅線、高導銅包鋼復合線纜,高精度圓銅線、鍍錫圓銅線。
  12. 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軟開關逆變器的滯后臂軟開關范圍,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壓關斷,同時也影響開關管的零壓開通范圍,因此,諧振應該綜合考慮;功率變壓器漏感越大,越易滿足滯后臂的軟開關條件,但是大的漏感也使變壓器的通態損耗增加,降低了軟開關逆變器的效率。
  13. Test methods for communication cable - capacitance test - bridge method

    通信纜試驗方法工作試驗
  14. It is convenient to adjust the circuit and easy to acquire sensitive signal by using this method, and there is not the impedance mismatching problem met in bridge - based self - sensing circuit

    該方法使得自感知路的調節和感知信號的獲取變得易,克服了法自感知路阻抗不易匹配的不足。
  15. Referring to a plentiful literature all over the world, it chooses a full - bridge shift phase converter circuit topology with a capacitance can insulate direct current and an saturation inductance in the origin side

    在參閱了大量國內外文獻的基礎上,選取了一種原邊加隔直和飽和感器的單相全移相軟開關變換器拓撲結構。
  16. 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

    本文將諧振感和變壓器交換位置,使變壓器與滯后臂相連,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,本文分析改進后變換器的工作原理,並與改進前的變換器進行對比,討論隔直在不同位置對變換器工作的影響,確定一種最佳工程方案。
  17. ( 2 ) each state of the total switching period has been studied in detail, in which the voltage of block capacitor and current of leakage inductance of main transformer and keeping time of each state have been discussed, then the condition of zero voltage switching is attained, which gives theory guidance for setting reasonable dead time, finally, the possibility of zero voltage switching is proved by simulation of saber software

    ( 2 )對不對稱半在一個完整的開關周期內各個狀態分析,描述了隔直壓和變壓器漏感流的變化規律,各個狀態的持,然後得出實現zvs的條件,從而為設置合理的死區時間提供了理論指導,最後用saber軟體進行了模擬,驗證了零壓開關實現的可能性。
  18. The series h - bridge multilevel converter ' s power circuit is composed of uncontrolled rectifier with filtering capacitor and single phase h - bridge voltage - type inverter

    串聯h平變頻器的主迴路從結構上可分為三相濾波不可控整流路和單相壓型全逆變路。
  19. Feed - forward control strategy of voltage error on dc - link capacitors in current - mode control half - bridge inverter

    流型控制半逆變器直流分壓壓偏差前饋控制技術
  20. A half - bridge bi - directional current mode high frequency inverter was proposed, and the problem of unequal voltage of capacitance in this circuit can be resolved by adding a balance coil

    提出了半雙向流源高頻鏈逆變器的拓撲結構,並對路固有的壓不平衡問題提出了解決方法,採用平衡繞組可以徹底解決壓不平衡。
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