傳變換器 的英文怎麼說

中文拼音 [zhuànbiànhuàn]
傳變換器 英文
facsimile converter
  • : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
  • : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
  • : 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. A novel phase - shifted zero - voltage and zero - current switching pwm dc / dc full - bridge converter is presented in this thesis, which is based on the groundwork of summarization of the development of power electronics in recent years and lucubration in theoretical basis of modern high frequency soft switching power convert technique and analysis of operation principle, characteristic of the circuit and inherent drawbacks of the traditional phase - shifted zero - voltage switching pwm dc / dc full - bridge converter

    本文在對近年來電力電子學科的發展高度綜述和對現代高頻軟開關功率技術理論基礎深入研究的基礎上,對統的移相控制zvspwmdc dc全橋的工作原理、電路特性、存在的缺點進行了分析,在此基礎上提出了一種改進型的移相控制zvzcspwmdc dc全橋
  2. Compared to the traditional converter, the new one can transform electric power from a static part to a rotary part without an electrocircuit connection, which makes the contactless power transform come true. one application of this converter is to supply a steady and regulable excitation circuit for synchronous generator by integrated its second winding with the motor while its primary winding is static. the thesis gives two methods of the rotating converter design paticullarly : flyback and fullbridge, and explains how the circuits are designed

    通過理論分析、模擬分析和實驗驗證,得出這兩種旋轉都能進行感應電能輸,但它們的輸功率是不同的,反激式旋轉最大隻能輸幾十瓦功率的感應電能,因此只能用在感應電能輸較小的場合,或者信號輸的場合;而全橋式旋轉輸較大的功率,可用於電機的新型無刷勵磁方案中。
  3. A new type of compound flyback converter is two flyback converters with only one transformer core and secondary coil. it completes changing voltage, isolation, and power transfer

    雙組合式單端反激其實質為共用一個鐵芯和副邊的兩個單端反激,由它完成對低頻電功率的壓、隔離、遞功率的任務。
  4. The temperature range is - 30 ~ 80. the topology of the step - up dc / dc converters and its basic principle is first analyzed in this thesis. then based on the conventional pfm control scheme, a discrete pulse frequency modulation is presented and the state space average model related to the ccm ( continue current mode ) and dcm is established

    然後在統的脈沖頻率調制方式的基礎上,分析了一種離散脈沖頻率調制方式,並建立了這種調制方式下升壓型dc / dc在電流連續( ccm )工作模式和電流斷續( dcm )工作模式的狀態空間平均模型。
  5. Conventional hard switching technology has several flaws below : on and off loss, inductive off, capacitive on and diode recover problems. comparing with it, the loss of on and off decreases markedly, as the switches are on and off in zero voltage or zero current cases. and also the size of converter becomes smaller because of the higher of switching frequency

    統硬開關技術由於存在開通關斷損耗大、感性關斷、容性開通、二極體反向恢復等問題,與之相比,軟開關技術在零電壓或零電流條件下導通,開關損耗明顯降低,加上開關頻率的提高使得的體積得以減小,這也是軟開關技術受到青睞的原因。
  6. The main works are as follows : 1. the paper systematically describes basic concepts and theories that form the foundation for design of general microwave filters. the topics will cover filter transfer function, lowpass prototype filters, frequency transformations, immittance inverters and the passband insertion loss under the influence of the dissipation of filter elements 2

    現總結如下: 1 .對微波濾波的設計理論進行系統的分析,闡述了微波濾波輸函數、低通原型、頻率、倒置以及元件損耗對帶內插損的影響等方面。
  7. Aimed at design index of input power 1. 5kw, most output rotate velocity 300rpm, and rating output rotate velocity 150rpm, considering factors of angle and ratio of transmission, on the basis of kinematics simulation, author optimized the kinematics parameters. in this paper, author has made some analysis and study to the primal assembly condition of transformer ' s sequential action in theory, designed structure dimension of the input and output transformer, and verified the corresponding strengthen. further, the structure, which is to key transmission components of velocity control system of the speed regulator, has been designed based on meeting operational sensitivity, precision and self - locking

    本文針對輸入功率為1 . 5kw ,最大輸出轉速,額定輸出轉速的無級的設計要求,並考慮到動角及速比等因素,在運動學模擬的基礎上,對運動學參數進行了優化;本文對連續作用的初始裝配條件進行了理論分析與研究,對輸入、輸出作了結構尺寸的設計,並進行了強度校核計算;本文還對調速系統中主要動構件在滿足操作的靈敏度、精度、自鎖性的基礎上進行了結構設計;最後採用workingmodel3d軟體,進行虛擬樣機的計算機輔助模擬設計及運動學和動力學計算。
  8. Transducer and transmitter installation for nuclear safety applications

    核安全用裝置
  9. The first successful industrial application of absorption heat transformer ( aht ) has been put into practice in yanshan petrochemical corporation in china. on the background of this engineering, the thesis sets up the methods of absorber ' s enhanced heat and mass transfer, process simulation and finite time thermodynamics analysis. the main research work is followed as : 1

    本論文以北京燕山石化公司上的國內第一套吸收式熱( aht )系統為工程背景和研究對象,建立了包括吸收強化質、過程模擬和有限時間熱力學在內的分析手段,並在此基礎上開發出了模擬優化軟體ass ,最後利用工廠的實測數據對軟體的計算結果進行了測試和對比,具體工作: 1
  10. With promulgation and obliging actualization of iec 1000 - 3 - 2 etc. international standards, power factor correction ( pfc ) technique become a hotspot of research in power electronics field. based on average current mode, the paper introduce the design and implementation of a fully digital controlled single - phase boost power factor corrector with fast response. the control - loop circuit is realized using digital control and the corrector can tend to unity power factor, lower current harmonics and high transfer efficiency

    本文在平均電流模式控制的有源功率因數校正技術的基礎上,設計了一種控制電路基於數字信號處理( dsp ) 、主電路採用boost拓撲結構的全數字單相功率因數校正,用數字電路代替統的模擬電路來實現對整個迴路的控制,最終使得校正具有輸入功率因數接近於1 、低電流諧波以及高轉效率的特性。
  11. Bidirectional dc / dc converters will be widely used in applications such as dc uninterruptible power supplies, aerospace power systems, electric vehicles and advanced mobile generator sets

    為了實現直流功率的雙向輸,雙向dc dc被應用在直流不停電電源系統、航天電源系統、電動汽車及移動發電系統等。
  12. This paper introduces a new design of rotating converter which gets an application in the brushless excitation of synchronous generator. and this research will break through the traditional concept of static converter

    介紹一種新型的旋轉,該是利用旋轉式感應電能輸技術,把電能從靜止部位不經過物理連接,輸到旋轉部位。
  13. The push - pull tl converter can be deduced by using the basic tl topology derivation and by special derivation only used in this topology, in which, the voltage stress of each switches is input voltage

    應用三電平拓撲的基本方法,經過對該拓撲結構的特殊,得到了推挽三電平直流的拓撲,其開關管的電壓應力為輸入電壓,與統推挽直流相比,電壓應力降低了一半。
  14. With the software cadence, model establishment and parasitic parameter extraction are made on the main pcb lines of the proposed circuits. equivalent circuit models of common mode combined with differential mode current and noise simulation models are also established on full bridge switching - mode converters. study on the simulation of conducted interference noise is made with the software saber and the effects on the circuits " noise by the main parasitic parameters are also analyzed

    在對全橋開關型電路工作原理分析的基礎上,建立了全橋開關型主要元件的電磁干擾參數模型,利用cadence軟體對其pcb主要印製導線進行了建模分析和寄生參數的提取,得到了全橋開關型導干擾的共模、差模噪聲電流等效電路模型以及噪聲模擬模型,並運用saber軟體進行了導性干擾噪聲的模擬研究,分析了主要寄生參數對電路噪聲的影響。
  15. These methods all can be used to solve the magnetic aberration hi the conventional push - pull converter

    這兩種方式均可以解決統推挽直流存在的偏磁問題。
  16. We took the high frequency flyback converter design as an example and made a calculation model of the total loss of the high frequency flyback transformer. on basis of the caculation model combined with the systemic method of designing dc - dc converter, and the method which is base on the current shape, is presented to achieve the appropriate parameters of the flyback transformer, an optimized approach to design high frequency dc - dc converter is given in this paper. the appropriate parameters were achieved by genetic algorithm. through this method, a practical high frequency flyback

    2 .在理論分析的基礎上,以優化高頻的磁芯損耗和繞組損耗為目標,以單端反激式為例建立了高頻的總損耗計算模型,在該損耗計算模型的基礎上結合從系統角度設計dc - dc的方法和考慮電感電流波形對設計的影響,採用一種基於遺演算法的高頻dc - dc的優化設計方法,該優化方法實現是通過遺演算法計算得到設計參數的最優取值。
  17. By mail, fax or telephone, dongying dongri electric co., ltd. conveys further information on some subsections, like frequency changer, expert and expert

    該企業竭誠為貴公司介紹關于頻率、專家、顧問以及老練的、有經驗的和專家費用信息,請撥打+ 86 ( 546 ) 8182410 , 81 。
  18. The input of traditional ac - dc converter is diode - capacitance combined circuit. it ? input current wave presents pulse shape, and the power factor ( pf ) on ac line side is low

    統的ac ? dc開關輸入端是二極體整流-濾波電容組合電路,其輸入電流波形呈脈沖狀,交流網側功率因數很低。
  19. In this thesis, the tradition phase - shift full - bridge zvs dc / dc converter are analyzed, and then a new dc / dc full - bridge converter employing switches clamping in secondary side of transformer is proposed, and the converter employing saturable inductor clamping are studied, and zvs ( zero - voltage - switching ) can be easily achieve by experiment validate

    本文分析了一些統的移相全橋軟開關,提出了開關管箝位dc dc全橋拓撲方案,並對飽和電感箝位dc dc全橋進行了研究,並進行實驗驗證,從而解決了開關管的零電壓開關問題。
  20. Some design guide lines are discussed based on the structure of the system. the mutual inductance coupling model of the system is introduced. the circuit impedance is analyzed

    針對非接觸感應電能輸系統的構成,討論了非接觸感應電能輸系統的設計準則,介紹了的互感等效電路模型,並進行了阻抗分析。
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