相移變換器 的英文怎麼說

中文拼音 [xiāngbiànhuàn]
相移變換器 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...
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  • : 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,對傳統的控制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控制zvzcspwmdc dc全橋
  2. A novel bi - directional dc / dc converter was introduced in the dissertation, which based on refer much converter data. the soft switching, phase - shifted pwm and bi - directional dc / dc converter hang together, depress circuit switch ullage and noise effectively, which provide condition to increase switch frequency, efficiency and reduce size and weight for the converter ; at the same, the converter have the virtue of structure compact, voltage and current stress small etc such as ordinary hard switch converter

    本文作者在查閱國內外大量雙向dc dc資料的基礎上,採用一種新型雙向dc dc的拓撲結構,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。
  3. 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zvspwmdc - dc數字控制的實現方法,建立了其數字控制閉環小信號模型。
  4. 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

    本文主要研究單靜止的dc / dc級,它採用加箝位二極體的控制zvspwm全橋直流
  5. 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

    控制零電壓開關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壓開關,在中大功率的場合應用廣泛。
  6. 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,能拓寬零電壓開關的范圍,使在較寬的負載化范圍內都能實現軟開關。
  7. 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、高壓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。
  8. 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高壓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。
  9. A novel high - power pollution - free smps is presented in this paper, which accomplishes simultaneously the goal of soft - switching pwm, the input / output isolation, the output voltage regulation and three - phase pfc with a single - stage power processor and simple pseudo - phase - shift control circuit. therefore, compared with the normal two - stage system, the single - stage power supply has simpler structure, lower cost, higher efficiency and easier to control. the proposed smps can be used in the three - phase power system, and can output high power over kw - order and input / output ( i / o ) isolation dc power supply

    本文提出的新型無污染大功率開關電源正是採用三三線制輸入電源,利用單級偽零電壓零電流開關脈寬調制( pps - zvzcs - pwm )全橋完,成功率因數校正( pfc )和輸出電壓快速調節、隔離的雙重功能,並且該開關管在零電壓或零電流下通斷,顯著的減小了emi 。
  10. 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的單全橋軟開關拓撲結構。
  11. Explicit description of main circuit topology, operation principle, characteristic of the circuit of the novel phase - shifted zero - voltage and zero - current switching pwm dc / dc full - bridge converter as well as the simulation analysis with the pspice software is proposed

    控制zvzcs下pwm的dc dc全橋的拓撲結構、工作原理和電路特性作了深入的闡述,採用pspice軟體進行了計算機的模擬分析。
  12. 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。
  13. 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

    文中研究了全橋零電壓pwmdc dc的工作原理,使用控制晶元uc3875設計了控制電路。
  14. 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。
  15. 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結合,具體研究內容為一種基於dsp控制的全橋軟開關zvs,該工作于較高的開關頻率( 150k ) ,外圍硬體電路結構簡單、件少、體積小;在半載以上實現了開關管的zvs開關,取得了較高的效率;實現數字化控制與故障保護,取得了較好的性能效果。
  16. 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控制的全橋軟開關dc dc的硬軟體系統設計方案;最後建立全橋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的工作原理和工作模式;給出了詳細的硬體設計。
  17. 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拓撲電路,降壓採用全橋式zvs ? pwm功率,升壓採用推挽式dc dcboost功率
  18. 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壓為零期間進行流,並藉助輸出周波流重疊和輸入電壓極性選擇,從而實現了漏感能量和輸出濾波電感電流的自然流、輸出周波的zvs開關,解決了輸出周波固有的電壓過沖和環流問題。
  19. Compared with phase - shift control, pwm plus phase - shift control can reduce the current stresses and rms currents of the converter. the loss of the converter can also decrease. lt is proved the converter can achieve zvs in larger load variation

    與常規控制方式比, pwm加控制方式能減小的電流應力,減小通態損耗,同時也能拓寬零電壓開關的范圍,使在較寬的負載化范圍內都能實現軟開關。
  20. 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壓開關( 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。
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