逆變 的英文怎麼說

中文拼音 [biàn]
逆變 英文
contravariant逆變電源 inverter
  • : Ⅰ形容詞1 (方向相反) contrary; counter 2 [數學] inverse; converse Ⅱ動詞1 (抵觸; 不順從) go aga...
  1. A svpwm control algorism for three - level inverter and its simulation

    三電平逆變器空間電壓矢量控制演算法模擬研究
  2. The load character and control object for a parallel inverter is analyzed, the conclusion that series and parallel resonant circuit are two antithetic circuits is pointed out, this provides a theoretical guide to the control circuit design for these two inverters

    分析了並聯諧振逆變器的負載特性及控制目標,指出串並聯諧振逆變電路是兩種對偶電路,為這兩種逆變器控制電路的設計提供了理論指導。
  3. Firstly, chromatism analysis and wavelet transform are used for color image compression coding. in this method, one of the three color components of a color image ( for example the g component of a rgb color image ) is coded using wavelet transform, and the chromatism between g and other two color components rg = r - g, bg = b - g is coded respectively using chromatism analysis. during decoding, g ~ is first reconstructed using wavelet inverse transform and inverse quantisation, and rg, bg are reconstructed using chromatism analysis inverse transform ; then r, b are calculated by r = g + rg and b = g + bg respectively

    其一是應用色差分析和小波換對彩色圖象進行壓縮編碼,該方法是對彩色圖象的三個色彩分量之一,如rgb圖象的g進行小波換編碼,而對g與另兩個色彩分量的差值(即rg = r - g和bg = b - g )進行色差分析編碼,解碼則是通過反量化和小波逆變換得到g ^ ,通過色差分析的逆變換得到兩個重構的色差rg ^和bg ^ ,再算出r ^ = g ^ + rg ^ 、 b ^ = g ^ + bg ^ ,最後由r ^ 、 g ^ 、 b ^重構圖象。
  4. This paper proposes a soft - swiching inverter based on mrac and analyzes the design of main circuit drive circuit and control circuit in details

    提出了一種基於模型參考自適應控制的軟開關逆變器,詳細分析了主電路、驅動電路和控制電路的設計。
  5. Commutation failure factors analysis in hvdc transmission system

    直流輸電系統中逆變器換相失敗的因素分析
  6. 9 one suit of contra - variant bias power

    9一套逆變偏壓
  7. Covariance and contravariance in delegates

    委託中的協逆變c
  8. Covariance and contravariance in delegates c programming guide

    委託中的協逆變( c #編程指南)
  9. Every vector can be resolved into covariant or into contravariant components.

    每個矢量都可以分解成協分量或逆變分量。
  10. In this paper, a kind of output current feed - forward circuit is added into the input of the current loop. by adding this compensatory circuit, the output character of the inverter is improved greatly

    本文還研究了一種提高逆變器輸出電壓外特性的思路,通過將負載電流正反饋給逆變器的電流環輸入端,從而達到提高輸出電壓的外特性的目的。
  11. In addition, we analyse the dead time effects of pwm control on the output waveform

    另外還分析了逆變橋上下管驅動信號上的死區對輸出電壓波形的影響。
  12. In the realization of the inverter control circuit, the frequency self - following system with optimal dead time based on dsp is researched

    逆變控制電路的實現中,研究了基於dsp的具有最佳死區的頻率跟隨控制系統。
  13. Because dead time is compensated at the same time, the output waveform is improved, and output torque is strengthened in low frequency

    進行了死區補償,使逆變器在低頻輸出時波形明顯改善,提高了系統在低頻時的轉矩輸出。
  14. It diffracts the diffracted beam which effectively means that it generates an inverse transform.

    它對衍射光束再發生衍射,這實際上意味著它產生了一個逆變換。
  15. 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流器採用占空比擴展有源箝位正激式高頻脈沖直流環節電路拓撲,由占空比擴展有源箝位正激式高頻脈沖直流環節電路與dc ac逆變橋級聯而成,前級採用電壓型pwm前饋控制技術,后級採用三態dpm電流滯環控制技術。
  16. In the next place, by studying the change of the resonant frequency of the whole system, this paper designs the circuit to track the resonant frequency of the system by cd4046 mainly. at the same time, in order to improve the efficiency and get better dynamic capability of the converter, we choose pll and fuzzy control after comparing the pll circuit, fuzzy circuit and pll ? fuzzy control circuit. in the end, this paper brings forward the control blue print to realize the drive control circuit of the high frequency converter, using the dsp chip as the key part to realize four routes of pwm drive pulses with dead band of the control system

    其次,通過對整個系統諧振頻率化的分析和研究,設計了以鎖相環cd4046為核心的鎖相環控制電路,同時,在綜合比較鎖相環控制、模糊控制以及模糊控制和鎖相環復合控制三種控制演算法的基礎上,進行了系統模擬,得出採用復合控制可使跟蹤電路既具有鎖相環路較好的穩態性能,又擁有模糊控制較好的動態性能,系統魯棒性能好,同時也提高了逆變器的效率。
  17. 1. ultra compact metal housing : small and rugged, stores easely in any tool box, briefcase or glove compartment. 2. low battery shutdwn : automatically detect low.

    因為我們通常是將220伏交流電源整流成直流電來使用,而逆變器的作用與此相反,因此而得名。
  18. Heating principle of intermediate frequency induction furnace and some factors affecting its power factor are discussed, some betterments that parallel connection spacer circuit is replaced by interfusion connection spacer circuit are put in practice

    摘要對中頻感應爐的加熱原理以及其功率因數的影響因數進行了探討,並將不能恆功率輸出的並聯逆變電路改進為混聯逆變電路。
  19. The properties of the and variation functions are generalized to the generalized regular variation functions and their inverse functions -

    ,將化函數及其-化函數的性質推廣到廣義正規化函數及其函數
  20. The design of active power filter inverter circuit

    有源濾波裝置中逆變電路的設計
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