高頻交流電 的英文怎麼說

中文拼音 [gāobīnjiāoliúdiàn]
高頻交流電 英文
high-frequency alternating current
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 交 : Ⅰ動詞1 （把事物轉移給有關方面） hand over; give up; deliver 2 （到某一時辰或季節） reach （a cert...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 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...
  • 高頻 : high frequency
  1. Harmonic analysis of high frequency ac power distribution system in electric vehicle

    電動汽車高頻交流功率分佈系統的諧波分析
  2. This high frequency alternating current produces the high frequency radio waves mentioned in the previous chapter.

    這種高頻交流電流產生前一章提到過的高頻無線電波。
  3. High - frequency link power converters are receiving increasing attention. when the input frequency of ac - ac converter is quite high, such as 20khz or above, in order to make sure the converter switching action is restricted to the zero crossing point of the link voltage, the switching cycle becomes discrete pulse spectrums, however, the conventional pwm converters are ruled out because they would fail either to the efficiency or the low - distortion criteria

    當交-交變頻器的輸入頻率非常高，通常為20khz時，為了在零電壓條件下實現逆變器開關管的通斷，變換器的開關時刻必須選擇在高頻交流電壓脈沖為零時，這意味著變換器開關時刻在時間軸上成為不連續的點，而常規的硬開關pwm變換器是將開關時刻選擇在任意時刻。
  4. The surface modification of foils contributes to the activation of surface before etching, and consequently provides more pit sites. the redemption and regeneration of passive film on foil surface lead to continuous growth of tunnels. anodized in oxide - forming acid, the etched foil shows higher capacitance

    侵蝕前鋁箔的表面改性處理研究了堿性、酸性溶液、直流電和低頻交流電對比容的影響，結果表明堿性溶液和酸性溶液處理有利於活化表面、提高比容；直流電和低頻交變電流表面改性需嚴格控制時間在5s內，最佳為2s ，可提高比容8 10 。
  5. Abstract : this paper pointed out a few problems of series, harmonic and efficiency etc., to be needed considering, it introduced constructed by all - controlling power electronics device igbt by means of multi - pwm control technology, and this kind of convertor can be the used for direct frequency conversion governorof midolle / high - voltagea. c mo tors

    摘要：提出用於高壓電動機變頻調速電源需考慮的串聯、諧波和效率等幾個問題;介紹由全控型電力電子器件igbt按多重化pwm控制技術構成、目前已商品化的高壓變頻器，可用於中、高壓交流電動機的直接變頻調速。
  6. The high voltage part of the same kind products in market is composed of bulking transformer which is n ' t according to the trend to minitype. a switch high - voltage sine out inverter based on spwm is designed instead of the old transformer. this inverter adopts the double cpu which are communicated with spi

    本文進一步對此測試儀中的關鍵技術測試高壓交流電源進行了研究，目前市面上同類儀器均採用笨重的自耦變壓器加工頻升壓變壓器的方法來實現，不符合當前電子產品向輕巧，小型化發展的方向。
  7. Research in hybrid high frequency power distribution system

    混合式高頻交流配電系統研究
  8. Simulation of hybrid high frequency power distribution system

    混合式高頻交流配電系統的模擬研究
  9. Experiment on hybrid high frequency power distribution system

    混合式高頻交流配電系統的實驗研究
  10. The design and simulation of electric vehicle drive system with high frequency ac pulse density modulation

    電動汽車高頻交流脈沖密度驅動系統的設計與模擬
  11. The simulation results prove that the pdm control theory can be fit for the high frequency ac link power conversion distribution system, especially be suitable for the electric driver system of the electric vehicle in the future

    模擬結果表明，本文提出的這種高頻交流脈沖密度調制技術適用於高頻交流環節功率變換分佈系統，特別適合於作未來電動汽車的高頻交流驅動系統。
  12. According to the mechanism characteristics of the ac motor, with zero - voltage switching technology, the pdm converter mathematical models both the pwm and rectangular wave control mode are given in this paper. and the voltage and current harmonic analysis and the simulation waveforms of the output voltage, current and power are also described respectively

    根據交流電機在恆轉矩區和恆功率區的特性，結合零電壓開關技術，分別給出相應的脈寬調制控制（ pwm ）方式和方波控制方式下的高頻交流脈沖密度調制變頻器的數學模型，電壓和電流的諧波分析以及輸出電壓、電流和功率的模擬波形。
  13. In this paper, constant frequency epgs and high voltage direct current ( h vdc ), as an example, is simulated

    本文是以恆頻交流電源系統和高壓直流電源系統為例來進行建模和模擬。
  14. Research in high frequency ac power of series and parallel resonant inverter

    串並聯諧振高頻交流電源研究
  15. The unsteady input commercial frequency sinusoidal voltage with high harmonic is modulated into bi - polarity three - state high frequency ac volage by the input cycloconverter, bi - polarity three - state high frequency ac volage is demodulated into uni - polarity three - state spwm wave by the output cycloconverter, and the uni - polarity three - state spwm wave is filter into steady commercial frequency sinusoidal voltage with low harmonic

    輸入周波變換器將輸入不穩定劣質的工頻正弦交流電壓調製成雙極性三態的高頻交流電壓波，輸出周波變換器將此高頻交流電壓波解調成單極性三態spwm波，經輸出濾波后得到穩定優質的工頻正弦交流電壓。
  16. By using phase shifting control between right bridge leg and left bridge leg, the output cy cloconverter commutating while the bi - polarity three - state high frequency ac volage from the input cycloconveter is zero, . and commutation overlap of the output cycloconverter and polarity selection of the input voltage, the leakage inductance energy and the output filtering inductance current are naturally commutated, and zvs switching of the output cycloconverter are realized, the surge voltage and surge current of the output cycloconverters are overcome

    通過輸入周波變換器右橋臂相對左橋臂的移相，讓輸出周波變換器功率開關在輸入周波變換器輸出的高頻交流電壓為零期間進行換流，並藉助輸出周波變換器換流重疊和輸入電壓極性選擇，從而實現了變壓器漏感能量和輸出濾波電感電流的自然換流、輸出周波變換器的zvs開關，解決了輸出周波變換器固有的電壓過沖和環流問題。
  17. Ac link is fully verified by the simulation and the pricinple test. this kind of converter lay the key technical foundation on new type electronic transformer, regulated sinusoidal ac power supply, ac regulator

    220v 10 （ 50hz ） 220v （ 50hz ）單極性移相控制電壓源高頻交流環節ac ac變換器的模擬與原理試驗證實了這類變換器新概念的正確性與先進性。
  18. Then novel circuit structure and circuit topologies family of current mode ac / ac converters with high frequency ac link, based on flyback converter, are proposed

    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。
  19. Taking single four - quadrant power switch mode circuit as an example, the operational mode, steady principles, transient voltage feedback control strategy, the auxiliary switching power supply and parallel technology of this kind of converters are investigated. the output characteristic curve and the design for the key circuit parameters are given

    以單四象限功率開關式電路拓撲為例，分析研究了這類變換器工作模式、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、機內輔助開關電源的設計，對電流源高頻交流環節ac ac變換器並聯擴容技術進行了研究。
  20. Modern power inverters provide the industrial control industry with significant advantages, especially the faster switching devices of pulsewidth modulated ( pwm ) inverters have increased drive performance

    現代變流技術為工業控制提供了?種完美的方案，尤其是pwm變頻器的高頻率開關大大提高了交流電動機的調速性能。
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