相移變壓器 的英文怎麼說

中文拼音 [xiāngbiàn]
相移變壓器 英文
phasing transformer
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
  • : 壓構詞成分。
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  1. During the high - voltage device design, the thick epitaxial layer ldmos which is compatible with current technology was researched. this device used piecewise vld and multiple region structure f reduce field layer. the using of the f reduce field layer effectively reduce the surface electric field of the device, shorten the length of its drift region, enlarge the choice of range of the ion implant dose of the p layer, and effectively restrain the disadvantageously affection on the breakdown voltage of the interface charge qss

    在高件研究中對與現有工藝兼容厚外延ldmos進行研究,該結構採用分段摻雜多區p ~ -降場層,有效降低件的表面電場,縮短件的漂區長度,增大p ~ -降場層注入劑量的選擇范圍,並有效地抑制界面電荷qss對件耐的不利影響。
  2. 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

    控制零電開關pwm全橋利用的漏感和開關管的結電容可以實現開關管的零電開關,在中大功率的場合應用廣泛。
  3. The soft switching, phase - shifted pwm and bi - directional dc - dc converter hang together, depress circuit switching loss and noise effectively, which provide condition to increase switch frequency, efficiency and reduce size and weight for the converter ; at the same time, it is proved the converter can achieve zvs in larger load variation, and the converter has the virtue of structure compact, voltage and current stress small such as ordinary hard switch converter

    把軟開關技術和控制pwm技術以及雙向dc - dc技術有機結合在一起,有效地降低了電路的開關損耗和開關噪聲,為裝置提高開關頻率、效率以及降低尺寸及重量提供了良好的條件;同時,能拓寬零電開關的范圍,使在較寬的負載化范圍內都能實現軟開關。
  4. At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder

    硬體方面,採用脈沖分配和單極性電驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換實現了交流的控制功能;採用數字化位檢測技術實現了感應位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼位置反饋信號的檢測功能。
  5. In this paper, research and manufacture work on high efficiency high power density high - voltage high - power dc power is undertaken on the basis of basic theories and past production. by inquisition the basic theory and project of sreies - parallel resonant converter witch is a soft - switch converter was selected to outspread research and design work

    本文是在吸收前人研究成果的基礎上,理論聯系實際,針對高效、高功率密度、高大功率直流電源展開的研製工作。在經過大量的實際調研工作的基礎上,選擇了一種軟開關控制的串-並聯諧振)的技術方案,並圍繞該方案展開理論研究和實際的設計工作。
  6. These results prove that the charging action of the power supply is right. the simulation method is applied with other power supply system. at the same time, the hardware system of 2qkv - 60kw high - voltage capacitor direct current charging power supply is described in this paper, and discuss why designed a full digital phase - shifting pulse circuit

    同時,本文敘述了20kv ? 60kw高電容直流充電電源的硬體電路的設計,其中討論了為什麼不採用已有的uc3875 、 uc3879等晶元來產生zvspwmdc dc脈沖,設計了全數字式脈沖產生電路。
  7. 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

    論文提出一種新型全橋軟開關周波流型三高頻鏈逆,電路的主要優點是:前級全橋的角控制在_ d _ i和_ ( overlap ) - _ d條件下,超前橋臂零電開通,滯后橋臂零電流關斷,並使周波所有開關在零電期間重疊換,使整機開關最大程度地實現了軟開關,並可靠解決了高頻漏感儲能引起的電尖峰問題。
  8. Due to the complexity of the structure and control of cycloconverter - type three - phase hf link inverter for soft - switching based on phase - shift - controlled full - bridge mode, a simple and optimized vvvf control strategy is proposed. this control strategy includes : produced pwm by space voltage vector ( svm ) and equivalent carrier frequency fe = 1 / te are introduced into the pdm control of the cycloconverter ; softened equivalent pwm wave is generated at the notches of hf voltage pulses ; the harmonious control between regulating pulse width by phase - shifted angle and regulating voltage of equivalent pwm is to minimize the harmonics content of output voltage of the inverter

    西安理工大學博士學位論文針對這種前級全橋軟開關周波流型三高頻鏈逆結構和控制的復雜性,提出了一種實現簡單而整體優化的vvvf控制策略:將空間電矢量產生p姍的方法svm和等效載波頻率fe = 1 / te引入到周波的pdm控制;按高頻電脈沖前後沿軟化等效p翎波;用調節高頻脈沖寬度和等效p姍調協調控制逆輸出電,在滿足輸出電條件下使諧波最小。
  9. In the paper it makes focal points of the zig - zag transformer " influences on the harmonics of line side and pulse shifting control influence on the harmonic of motor side. the theoretical computation and computer simulation waveforms are presented

    重點分析了曲折接法和多重化整流對網側諧波的影響及pwm控制方式對減少輸出側諧波的作用,並給出理論計算結果和計算機模擬波形。
  10. The characteristics of the full bridge series resonant converter with the separate transformer are analyzed. the resonant frequency and other circuit characteristics are discussed. the full bridge series resonant converter is analyzed by circuit simulation

    對帶可分離的全橋串聯諧振的電路特性進行了分析,分析了的諧振頻率,利用正弦等效的方法分析了的電路特性,對雙極性控制和控制全橋串聯諧振進行了電路模擬。
  11. 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

    通過輸入周波右橋臂對左橋臂的,讓輸出周波功率開關在輸入周波輸出的高頻交流電為零期間進行換流,並藉助輸出周波換流重疊和輸入電極性選擇,從而實現了漏感能量和輸出濾波電感電流的自然換流、輸出周波的zvs開關,解決了輸出周波固有的電過沖和環流問題。
  12. 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zvsdc dc的工作原理,為解決滯后橋臂不易實現零電開關( zvs )的情況,討論了另外三種全橋zvsdc dc的電路拓撲,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;減小原邊環流,降低系統通態損耗;減少次邊有效占空比丟失;消除輸出整流二極體的寄生振蕩。
  13. In chapter three, based on the analysis of the restricted factor of high frequency and the latest research achievements, it puts forward and designs the integrity structure of phase shifting pwm soft switching high voltage invert power supply. the main circuit, driving circuit and high voltage high frequency transformer are discussed in detail in this chapter

    在分析了限制逆電源高頻化因素的基礎上,綜合了軟開關技術的最新研究成果,本文在第三章提出並設計了式pwm軟開關高電源的整體結構,對其中的主電路、驅動電路、保護電路和高高頻功率作了詳實的分析與設計。
  14. The vector relation among voltage, current and magnetic potential in phase shift regulating auto - transformer are analyzed. the parameter algebraic relation and the winding magnetic potential relation are gained

    摘要分析了自耦調的電、電流、磁勢量的關系,得到了各參數間的代數關系及各繞組的磁勢平衡關系。
  15. The calculation and measurement methods for voltage, turns and phase - shifting angle of winding with extended delta connection in 24 pulse traction rectifier transformer are introduced

    摘要介紹了24脈波牽引整流延邊三角形聯結的網側繞組的電,匝數及角的計算和測量方法。
  16. As a result of employing multilevel phase - shifted method with zig zag connection in transformer secondary, in the primary the current harmonics their orders are lower than 6m 1 are eliminated ( m is the number of power cell each phase ). in the inverter side because of using pulse shifting pwm control, the equivalent switch frequency of output is m times as high as one h - bridge, so the output voltage waveform of the inverter is near sine with less harmonics

    對于整流電路,由於採用多重化整流,在理論上可以實現曲折一次繞組中低於6m 1次諧波電流互抵消( m為串聯單元個數) ;對于逆電路,由於採用pwm控制方式,等效開關頻率提高m倍,因此輸出電接近正弦波,諧波含量較小。
  17. The thesis analyses the effect of phase shift control and the utilization of the transformers primary sides saturable inductor to the transformers secondary sides voltage duty cycle, and basic on the buck converter s small signal ac model the converter s model is deserved, and infers control to output transfer function

    論文通過分析控制方式和高頻一次側的飽和電感對高頻二次側方波電占空比的影響,在buck小型號模型的基礎上建立了帶飽和電感的控制零電開關全橋的小信號模型,推導出控制到輸出的小信號傳遞函數。
  18. Guide for the application, specification and testing of phase - shifting transformers

    的應用規范和測試指南
  19. Guide for the application, specification, and testing of phase - shifting transformers

    的應用規范和試驗指南
  20. Secondly, three styles of union of ac branch and bus are studied for electrical

    一般情形可以包含計及充電容納的輸電線路、普通支路、支路等。
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