移相全橋 的英文怎麼說
中文拼音 [yíxiāngquánqiáo]
移相全橋
英文
phase-shifted full bridge-
The device mainly consists of integrated phase - shift trigger unit, detection unit, amplification and impedance conversion unit, the smallest excitation limitation unit, reactive regulation unit and three - phase controlled bridge rectifier
本裝置主要包括集成移相觸發單元、檢測單元、放大及阻抗變換單元、最小勵磁限制單元、無功調查單元和三相全控橋。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變換技術理論基礎深入研究的基礎上,對傳統的移相控制zvspwmdc dc全橋變換器的工作原理、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全橋變換器。The principles and the characteristics of digital control method in phase - shift full - bridge converter are discussed. the small - signal model are built
本文詳細論述了全橋移相zvspwmdc - dc變換器數字控制的實現方法,建立了其數字控制閉環小信號模型。This thesis focuses on the development of the dc / dc stage, which adopted the phase - shifted zero - voltage - switching ( zvs ) pwm full - bridge converter with two clamping diodes
本文主要研究單相靜止變流器的dc / dc級,它採用加箝位二極體的移相控制zvspwm全橋直流變換器。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。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
移相控制零電壓開關pwm全橋變換器利用變壓器的漏感和開關管的結電容可以實現開關管的零電壓開關,在中大功率的場合應用廣泛。Construct a static force analysis model by using ansys, so as to calculate the influence line of control internal force of all nodes, and draw a conclusion of the maximum value of control internal force of all nodes under the influence of live load and the bit shift value of internal force of other corresponding member bars, in order to offer correlative data for local node analysis
利用ansys建立全橋靜力分析模型,計算各節點控制內力的影響線,得出活載作用下各節點控制內力最大值以及與其相對應其他各桿件的內力位移值,為局部節點分析提供相關數據。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
論文提出一種新型移相全橋軟開關周波變流型三相高頻鏈逆變器,電路的主要優點是:前級移相全橋的移相角控制在_ d _ i和_ ( overlap ) - _ d條件下,超前橋臂零電壓開通,滯后橋臂零電流關斷,並使周波變流器所有開關在零電壓期間重疊換相,使整機開關最大程度地實現了軟開關,並可靠解決了高頻變壓器漏感儲能引起的電壓尖峰問題。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。In order to describe the actual working processes of dielectric barrier discharge ( dbd ) circuit, an analysis model of differential - difference equations was presented, based on the working modes of full bridge serial load resonant dbd circuit, which was adopted with phase shifting control
摘要為描述介質阻擋放電型臭氧發生器電路的實際工作過程,在分析一種移相全橋脈寬調制下串聯負載諧振電源供電的臭氧發生器電路的基礎上,提出了採用微分差分方程來描述電路的工作過程,並給出了電路可能的工作軌跡。Referring to a plentiful literature all over the world, it chooses a full - bridge shift phase converter circuit topology with a capacitance can insulate direct current and an saturation inductance in the origin side
在參閱了大量國內外文獻的基礎上,選取了一種原邊加隔直電容和飽和電感器的單相全橋移相軟開關變換器拓撲結構。In order to the requirement of the full - bridge shift - phase control it designs the pwm wave engender which bases on epld. the pwm wave engender improves the static precision and dynamic speed of the whole control system
為滿足單相全橋移相逆變器的軟開關工作條件,本文重點開發研究了由epld構成的pwm波形發生器,使得整個控制系統的控制精度和動態響應速度大大提高。A new passivity - based control method for phase - shifted full - bridge soft switched power supply
無源性控制方法在移相全橋軟開關電源中的應用The theory of phase - shifted full - bridge zvs pwm dc / dc converter circuit is studied and the phase - shifted controller uc3875 is used for phase - shifted control circuit
文中研究了移相全橋零電壓pwmdc dc變換器的工作原理,使用移相控制晶元uc3875設計了移相控制電路。In the paper, a high power switch supply is developed using phase - shifted full - bridge zvs pwm dc / dc converter circuit and the current - sharing circuit is designed for parallel operation of multi - module
論文採用移相全橋zvspwmdc dc變換電路研製了大功率開關電源,並設計出多個電源模塊並聯運行時的均流電路。The whole high power switch supply have four bidirectional dc / dc converters which are parallel connection. the theory of phase - shifted full - bridge zvs pwm dc / dc converter and the theory of push - pull boost converter are introduced. the methods of realize zvs ( zero voltage switching ) is studied in detail
文中介紹了移相全橋式軟開關變換及推挽式dc dcboost變換的工作原理,分析了移相全橋zvs的實現和占空比的丟失,並設計了各自的控制電路和保護電路。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
本文分析了一些傳統的移相全橋軟開關變換器,提出了開關管箝位dc dc全橋變換器拓撲方案,並對飽和電感器箝位dc dc全橋變換器進行了研究,並進行實驗驗證,從而解決了開關管的零電壓開關問題。Full bridge phase - shifted zero - voltage - switched converter ( fbps - zvs converter ) is a successful implementation for soft - switching and is easy for usage in dc / dc converter. the core technique to reach digitalization is dsp technique. in order to reach both high frequency and digitalization of converter, a fbps - zvs converter based on dsp control is proposed in this paper the converter worked on the high frequency of 150k. periphery hardware circuit is simple and its bulk is small. the converter realizes soft - switching over half load and get a high efficiency. it achieves the aim of digital control and error protect
實現數字化的核心是dsp技術。本文立足於將開關電源的高頻化與數字化相結合,具體研究內容為一種基於dsp控制的移相全橋軟開關zvs變換器,該變換器工作于較高的開關頻率( 150k ) ,外圍硬體電路結構簡單、器件少、體積小;在半載以上實現了開關管的zvs開關,取得了較高的變換效率;實現數字化控制與故障保護,變換器取得了較好的性能效果。In the first chapter, the study background. direction and main content of this paper are presented. in the second chapter, the character and application of motorola dsp chip, the system design of this power supply and a small - signal model of fbps converter are introduced. in the third chapter, the operation of fbps converter is analyzed in detail and the design of hardware is given. in the fourth chapter particular software design and program flow are given. the result and analyse of experiment are given in this chapter too. in the last chapter, summarize of full paper and works followed are given
本文第一章介紹了課題的研究背景、方向和主要內容;第二章簡單闡述了dsp晶元的特點及其在電力電子領域的應用,介紹了motoroladsp晶元dsp56f8323的性能特點;提出基於motoroladsp控制的移相全橋軟開關dc dc變換器的硬軟體系統設計方案;最後建立移相全橋變換器的小信號模型進行系統分析。第三章分析了系統硬體部分即軟開關全橋變換器的工作原理和工作模式;給出了詳細的硬體設計。In this dissertation, a novel bidirectional dc / dc converter ' s topology was designed, witch used in vehicle power supply systems. the converter is composed of fundamental bidirectional switch cell, using phase - shifted full - bridge zvs pwm dc / dc converter in buck circuit and using push - pull boost converter in boost circuit
文中從雙向dc dc變換基本單元入手,針對某大型車載電源系統設計了一種新型雙向dc dc變換器拓撲電路,降壓變換採用移相全橋式zvs ? pwm功率變換,升壓變換採用推挽式dc dcboost功率變換。分享友人