結整流器 的英文怎麼說
中文拼音 [jiēzhěngliúqì]
結整流器
英文
p-n junction rectifier p-n- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 整 : Ⅰ形容詞1 (全部在內; 完整) whole; all; complete 2 (整齊) neat; tidy; orderly Ⅱ動詞1 (整理; 整...
- 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...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
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1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %
從功率單向流動角度出發,提出了一種lcc諧振型恆頻移相單相高頻鏈逆變電路拓撲,在調制系數0 . 1 m 0 . 5情況下,控制移相角按正弦規律變化,使諧振電壓脈沖列的幅值追蹤參考正弦電壓信號,經過整流、濾波、低頻逆變,從而獲得正弦度較好的輸出電壓。理論分析和實驗結果證明對于阻性負載或阻感性負載,移相全橋具有超前橋臂零電壓開通,滯后橋臂或者零電壓開通( _ 0 )或者零電流關斷( _ 0 )的軟開關特性,而低頻逆變器的各個開關均實現零電壓條件下的開通與關斷。The generator is verified to be of well performances by experiment. the third part concerns the control system of pm generator in vehicle application by commutating and inversion. considering the development of future power supply of auto electric system and the economizing on energy, the multi - voltage power supply system for future autos power supply system is introduced, and the design is given in detail
最後,結合現代電力電子技術,利用整流橋、逆變器、 mosfet等元器件設計並實現了車用永磁發電機恆壓輸出控制;從未來汽車電氣系統的發展方向和高效節能方面考慮,提出未來汽車的多電壓供電系統的典型配電模型,並對該模型進行具體設計,實現多電壓供電的功能,並給出了控制線路中各主要部分的波形。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移相全橋軟開關周波變流型三相高頻鏈逆變器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:將空間電壓矢量產生p姍的方法svm和等效載波頻率fe = 1 / te引入到周波變流器的pdm控制;按高頻電壓脈沖前後沿軟化等效p翎波;用移相調節高頻脈沖寬度和等效p姍調壓協調控制逆變器輸出電壓,在滿足輸出電壓條件下使諧波最小。The principles and characteristics of synchronous rectification ( sr ) are given, and advantages of self - driven sr in low power applications is detailed. review of several topologies which incorporate self - driven sr makes the constrains of conventional self - driven sr scheme apparent and thus a new scheme to drive srs is proposed. the developed single - winding self - driven synchronous rectification ( swsdsr ) scheme works properly in topologies that drive symmetrically the transformer ( push - pull, half bridge, . . ). it allows for maintaining the srs on even when the voltage in the transformer is zero, which is impossible to do in traditional self - driven approaches
本文針對低壓/大電流輸出的小功率dc / dc變換器,圍繞著變換器的效率問題,分析了同步整流的原理和特點,重點闡述了自驅動同步整流在低功率場合的優勢,在分析比較了多種與自驅動同步整流相結合使用的電路拓撲后,指出常規的自驅動同步整流方案限制了與之結合使用的電路拓撲的范圍這一局限性,從而給出了一種新穎的單繞組自驅動同步整流方案。And power loss analysis of srs and the layout design related to srs are very important to the proper design. with a small signal mathematic model of half - bridge converter, the relationship between performance of power supply and frequency domain characteristics of the system is analyzed. based on the above study and some simulation the system design is completed
文中在給出了結合單繞組自驅動方案的對稱半橋變換器穩態原理分析、同步整流管損耗分析暨選擇原則、同步整流管相關電路的布局設計后,建立了對稱半橋變換器的小信號數學模型,分析了電源系統時域性能指標與頻域特性之間的聯系,在此基礎上完成了系統的設計。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
重點分析了變壓器曲折接法和移相多重化整流對網側諧波的影響及移相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。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橋多電平變頻器的主迴路從結構上可分為三相電容濾波不可控整流電路和單相電壓型全橋逆變電路。The development of dc control power system described in this paper is oriented to the baoji - chengdu electric railway - engineering project. a dc control power system, which is based on plc, hf switch rectifier and valve control seal battery is described in the paper
本文結合寶成復線電氣化工程,針對牽引變電所直流控制電源系統設計,闡述了一個基於plc控制器、高頻開關整流裝置和閥控式密封鉛酸蓄電池的直流屏的設計和產品研製。The main factors to choose connection mode of rectifier unit are discussed. the vectorgrams of transformer in different connection modes and the output voltage waveform after rectifying are analyzed
摘要闡述了選擇整流機組接線方式時需考慮的主要因素,分析了採用不同變壓器聯結方法的相量圖以及整流后輸出的電壓波形。The company mainly produces high - tension and low - tension electric equipment, thyristors electrical machinery soft starter, automatic regulating silicon piles etc. it developed the technology with own patent adopting sun shape heat tube radiators with steam and water separated, and developed the integrated power module unit including thyristors and rectifiers with the technology. the products organization is novel, and it conducts heat rapidly and has solved the difficult problems of heat dissipation in generator excitation and exchange power
公司主要生產高低壓成套電器低壓動態無功補償裝置晶閘管電機軟啟動自動調壓硅堆等產品。研製開發出了「日」字形汽水分離式熱管散熱,並利用該技術開發了晶閘管整流管一體化功率組件,結構新穎,傳熱迅速,為發電機勵磁交流調功等領域解決了器件散熱難題,產品的各項性能均處于國內外領先水平。Among these a three - phase voltage - style pwm rectifier is selected, and voltage space vector pwm is employed. and its principle, mathematics models and the selection of control parameters are studied in details. in addition to, a fast algorithm for space vector pwm, the method of decomposition matrix proposed in this paper can simplify the calculation process and with which we may omit the triangular function tables
分析總結了現有的三相整流電路拓撲及其控制策略,選擇以三相電壓型pwm整流器為研究對象,並採用電壓空間矢量pwm控制策略;分析研究了整流器的工作原理,建立了數學模型;研究了控制方法及其參數設計;提出了電壓空間矢量的pwm快速演算法,不需要三角函數表,由dsp實時計算得到精確的工作矢量及零矢量的作用時間。But the influence decreases with the reduction of fuel - air ratio. cold and reacting flow fields are calculated using commercial software fluent. numerical simulations are in agreement with the experimental data
另外,還利用商業軟體fluent對帶雙級旋流器的單頭部環形燃燒室冷態和熱態整體流場進行了數值模擬,計算結果與試驗數據吻合較好。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脈波牽引整流變壓器延邊三角形聯結的網側繞組的電壓,匝數及移相角的計算和測量方法。The down - up design includes the researches of decoder schematics, controller schematics, pipeline schematics, bus schematics, stack schematics and interrupt schematics. the thesis content and outcome of research are beneficial to the design of a cpu design project. at the same time, these contents are beneficial to the design of a microcontroller
整個正向設計由於採用了簡化的措施,還存在一些不足,因此從逆向設計的角度,研究了pic微控制器晶元中處理器的電路實現結構,主要包括譯碼電路和控制器電路的實現結構,流水線電路的實現結構,處理器內總線的實現結構,以及堆棧和中斷電路這些與處理器電路有密切相關性的子電路單元。An experimental equipment including all mechanical, electrical instruments and software is developed. the main contributions of this paper are the followings : l. an explicit description of empty bottle inspector in the beer production is givea based on theoretically analysis and experiments, this paper concludes the characteristics and difficulties in the application of machine vision to empty bottle inspection and technology requirements for ebi. it is emphasized that ebi is an integration of optical, mechanical, electrical and digital image processing technology
主要工作包括以下幾方面: 1 、對啤酒行業中空瓶檢測的生產需求和工藝流程的要求進行了完整而詳細的描述,並在此基礎上,通過理論分析和實驗總結了機器視覺應用與空瓶檢測的特點和難點,得到整個智能空瓶檢測機器人的技術需求,提出了智能空瓶檢測機器人是集光、機、電一體化的高度綜合復雜的工業機器視覺應用系統。As compared with the simple bp network, this diagnosis result is avoiding getting in local - minimum, more accurately and reliably. it also avoids the omitting and mistakes diagnosis of the rotating rectifier faults
與純bp神經網路相k腿免bp網路漲陷入的局部極小,診斷結果更力dwh和可靠,有效防止了旋轉整流器故障的誤判和u 。The novel system has two - novelty points comparing to tradional system. the first, this system configuration is consisted of a new type of compound flyback converter, bi - directional high frequency rectifier, high frequency filter and controller
與其他文獻資料中介紹的同類電路結構相比,本文提出的方法中有兩個較新穎之處:一、該系統由雙組合式單端反激變換器、雙向高頻整流器、高頻濾波和控制部分組成。Single - phase rectifier with high power factor using sepic converter and rcd clamp is designed and manufactured based on theories discussed above. exprimental results are presented and the results demontrate the theory analysis
在上述理論分析的基礎上設計並研製了基於sepic變換器的高功率因數整流器實驗樣機,樣機採用rcd箝位技術,給出了實驗結果,通過實驗驗證了理論分析的正確性。For this reason, it ' s application will be restricted. this paper designs a circuit topology structure of multi - functional converter, which contains rectifier, chopper and inverter, it can function in soft - starting, chopping and doubly - fed adjusting speed for doubly - fed motor
本文設計了一種適用於雙饋電機多種運行狀態的多功能變流器的拓撲結構,它將整流器、斬波器與逆變器結合在一起,能完成電機的軟啟動、斬波、雙饋調速。The simulation result indicates single - phase reversible rectifiers have some advantages, such as high power factor, controllable dc voltage on bus bar and bi - directional flow for power. this lays a good theoretical foundation for realization of prototype
模擬結果表明,單相可逆整流器具有功率因數高,直流母線電壓可控,功率可雙向流動的優點,為下一步樣機的實現打下了良好的理論基礎。分享友人