推挽電流 的英文怎麼說

中文拼音 [tuīwǎndiànliú]
推挽電流 英文
push pull current
  • 推 : 動詞1 （向外用力使物體移動） push; shove 2 （磨或碾） turn a mill or grindstone; grind 3 （剪或削...
  • 挽 : 動1 （拉） pull; draw 2 （向上卷） roll up 3 （牽引） pull; draw 4 （哀悼死者） lament sb s death...
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 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...
  • 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
  1. A new soft - switching push - pull three - level converter

    一種新型軟開關推挽三電平直流變換器
  2. Ppfc working principle, circular current and effects of clamping capacitor are studied in this paper in detail. because of the clamping capacitor, ppfc have some good features compared with ppc : reducing the fluctuate of the input current ; restraining the voltage spike of the power mosfet ; avoiding the bias - magnetic of the transformer

    由於箝位電容的加入，相對于推挽電路而言，該拓撲具備了一些獨特的優點：減小了輸入電流的脈動：削弱了開關管的關斷電壓尖峰；有效抑制了變壓器的偏磁。
  3. From the view point of the whole topologies of current mode hfl inverters, two topologies of half - bridge and push - pull current mode hfl inverters are proposed, which are composed of four power switches. hfl inverters in discontinuous current mode ( dcm ) are extended to those in continuous current mode ( ccm )

    從完善電路拓撲和降低成本的角度出發，本文提出了兩種結構的電流源高頻鏈逆變電路，它們分別是由四個功率管組成的半橋和推挽雙向電流源高頻鏈單級逆變電路，並將工作在電感電流斷續模式的逆變電路擴展到電感電流連續模式。
  4. The push - pull mode switch power supply is chosen as the main circuit of the other voltages with pwm control circuit, over - current protection circuit, insulated drive circuit, mosfet buffer circuit and so on

    採用高效的推挽式電路作為中低壓電源的主電路，並以pwm控制電路、隔離式驅動電路、過流保護電路、 mosfet緩沖電路、軟啟動電路、穩壓電路等作為輔助電路。
  5. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究，分析了這些技術的工作原理和優缺點，在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中，電流鏡負載並不是採用傳統的標準共源共柵結構，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計，採用了帶電流鏡負載的差分放大器設計了一個基準電流源，給運放提供穩定的偏置電流和偏置電壓，保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  6. Also, we select the signal collecting circuit of three output polars, the coupling circuit using capacitance and resistance, the alternating amplify processing circuit, the positive feedback retardation comparsion, the driving circuit of output current and the stabilization voltage supply circuit

    選擇了insb磁阻三端輸出型信號採集電路，阻容耦合型交流放大電路，正反饋遲滯型電壓比較器和大電流推挽驅動電路及穩壓電源電路。
  7. With the best modulation strategy which was found on condition that it must have largest energy transfer ratio, smallest current ripple of the inductor, and realizing zvs of each switches, the converter overcomes the drawbacks presented by the conventional zvs fb converter, such as high voltage stress of each switches, large current ripple of the inductor, and severe parasitic ringing on the rectifier diodes, so it can get higher efficiency, faster respond speed, and wider application area. the operation principle of the proposed converter is analyzed and verified by a 3kw, 50khz experimental prototype. experiments and research results show that the scheme of the tl topology derivation is reasonable, adjusted modulation strategy makes some other severe problems in conventional topologies easy to solve or makes the converter more competitive

    研究結果表明，本文提出的三電平拓撲變換方案合理，針對各種三電平拓撲尋找到的控制策略可以解決變換器存在的某些問題或使變換器表現出更突出的優勢：例如針對單管直流變換器三電平拓撲的控制策略可以減小電感的設計值，針對推挽直流變換器三電平拓撲的控制策略可以實現開關管的軟開關、解決變壓器偏磁問題等，針對全橋直流變換器三電平拓撲的控制策略可以減小電感的設計值、實現開關管的軟開關等。
  8. 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變換方法，經過對該拓撲結構的特殊變換，得到了推挽三電平直流變換器的拓撲，其開關管的電壓應力為輸入電壓，與傳統推挽直流變換器相比，電壓應力降低了一半。
  9. （ 2 ） the major circuit has been established, composed of rectifier 、 buck - chopper 、 push - pull inverter and matching network, which realizes high - power supersonic ac output. to achieve maximal output power, the pulse frequency modulation ( pfm ) has been applied to auto - adjustment of output frequency, which corresponds to the load ' s resonant frequency

    （ 2 ）建立了超聲電源主電路，其中包括：整流、直流斬波、推挽逆變器和匹配網路等部分，實現了大功率超聲頻交流電的輸出，輸出頻率的脈頻調制（ pfm ）和輸出功率的脈寬調制（ pwm ） 。
  10. The thesis focused on the dc link topology of the modulariation aviation static converter. first, the push - pull converter is developed. then, the principle of push - pull forward converter is analyzed in detail

    本文主要針對模板化航空靜止變流器直流環節進行研究，研究了推挽、推挽正激和隔離型boost三種電路方案。
  11. Aimed to acquire high efficiency and realize high frequency of the converter, this paper takes the forepart of the aeronautical static inverter ( asi ) - dc / dc converter as research object. push - pull forward converter ( ppfc ), which adapts to be applied in low voltage, high current input power field, is proposed and studied in this paper based on comprehend to main characters of asi and references to the development of the vrm

    本文以航空靜止變流器中dc dc ? dc ac結構的前級為主要研究對象，針對效率和高頻化問題，在充分考慮航空靜止變流器前級dc dc特點的基礎上，借鑒國外vrm技術的發展歷程，選擇了適合於低壓大電流場合下工作的推挽正激電路（ ppfc ） ，作為基本電路拓撲，進行了一些理論與實驗的研究工作。
  12. The circuit topologies family of voltage mode ac - ac mode ac / ac converters with high frequency link include eight circuit topologies, such as single forward mode, interleaved - forward mode, push pull - full wave mode, push pull - full bridge mode, half bridge - full wave mode, half bridge - full bridge mode, full bridge - full wave mode, and full bridge - full bridge mode etc. the circuit topologies family of current mode ac - ac mode ac / ac converters with high frequency link include single four - quadrant power switch mode, push - pull mode, half - bridge mode, and full - bridge mode circuits. taking full bridge - full bridge mode circuit as an example, principle of uni - polarity phase shifting controll is introduced

    電壓源交?交型高頻環節ac ac變換器電路拓撲族，包括單正激式、並聯交錯正激式、推挽全波式、推挽橋式、半橋全波式、半橋橋式、全橋全波式、全橋橋式八種電路；電流源交?交型高頻環節ac ac變換器電路拓撲族，包括單四象限功率開關式、推挽式、半橋式、全橋式四種電路。
  13. Then novel circuit structure and circuit topologies family of current source ac / ac converters with high frequency ac link, based on flyback converter, are proposed. the circuit structure which can transfer one unregulated sinusoidal voltage with high thd into another regulated constant frequency sinusoidal voltage with low thd, is constituted of input cycloconverter, high frequency storage transformer, output cycloconverter, input and output filter. the circuit topologies family include single four - quadrant power switch mode, push - pull mode, half - bridge mode, and full - bridge mode circuits

    本文提出了基於反激flyback變換器的電流源高頻交流環節ac ac變換器電路結構及其拓撲族，該電路結構由輸入周波變換器、高頻儲能式變壓器、輸出周波變換器以及輸入、輸出濾波器構成，能夠將一種不穩定劣質的正弦交流電變換成另一種同頻率穩定的優質正弦交流電壓；該電路拓撲族包括單四象限功率開關式、推挽式、半橋式、全橋式等四種電路。
  14. Push - pull current mode hfl inverter also is composed of four power switches. the simulation and experiment of a 500va experimental prototype indicates that this circuit has the advantages of less components, simple topology, the ability of four quadrant operation and high efficiency. the inverter does not need the symmetry of the components " parameters and can be applied to dc to ac conversion with single low input voltage source

    推挽雙向電流源高頻鏈逆變電路也是由四個功率管組成， 500va的原理樣機的模擬和實驗研究結果表明，該電路元器件少、電路拓撲簡單、能夠四象限可靠運行、變換效率高，並不要求器件參數的完全對稱，適合於輸入電壓較低的場合。
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