箝位作用 的英文怎麼說
中文拼音 [qiánwèizuòyòng]
箝位作用
英文
clamping action-
Firstly, the thesis briefly introduces the key techniques relating to the power module, and points out that the magnetic - integration technique can improve the performance further. secondly, the characteristics of active - clamp forward converter are analyzed, and the notion of flux - coupling is proposed to derive the im - fac converter
論文首先簡要介紹模塊電源及主要的幾種關鍵技術，指出模塊電源中應用磁集成技術可進一步提高其性能;接著分析了有源箝位正激變換器的工作特點，提出磁通有效耦合的思路，並據此得出im - fac變換器。Then a thorough analysis to the bias - magnetic of ppfc is made. the retraining effects of the main parameters ( include clamping capacitance c, output filter inductor lf, load r, the leakage inductor ls and source winding resistance r ) are studied under the conditions of different von, different ton and different winding parameters. then a conclusion can be drew, that the smaller lf and the bigger r are, the better the bias - magnetic is restrained and c has a best value to retrain the bias - magnetic
分別對管壓降不同，導通時間不同以及兩原邊繞組參數不一致（包括漏感、電阻、激磁電感三種情況）的情況下，主要參數（包括箝位電容c 、輸出濾波電感lf 、負載r 、原邊繞組漏感ls 、原邊繞組電阻r ）對偏磁的抑制作用進行了模擬分析研究，得出lf越小， r越大時激磁磁勢偏移量ni越小， c在其他參數確定時對抑制偏磁有最優值等結論，為參數的優化設計提供了依據。The following is the main works and conclusions of this thesis. the novel upfc needs high power rate because it is generally used in high voltage transmission lines. after studied high - power converters and the literatures of upfc, the main circuit topology of novel upfc base on diode - clamping multilevel inverter is presented and the principle of using novel upfc to eliminate zero sequence and negative sequence currents is analyzed
本文所做的主要工作及得出的主要結論如下：由於upfc一般用於高壓輸電線，其功率等級要求很高，在綜合研究大功率變換器和upfc現有文獻的基礎上，提出了基於二極體箝位多電平變換器的新型upfc的主電路拓撲，分析了用其來濾出高壓輸電線非全相運行時所產生的零序和負序電流的原理。This conclusion is useful to optimize the converter. then it is proposed that the effects of retraining bias - magnetic and reducing the voltage stress of mosfet should be both considered in selecting the clamping capacitance
本文提出對于推挽正激的關鍵參數? ?箝位電容的選取要綜合考慮對偏磁的抑制作用和對功率管尖峰的抑制作用，並給出了選取方法。That is, showing the static electricity controlling in the design ; eradicating every possible channels of resulting in the static electricity in the production ; safely discharging ; validly moderation and testing the energy of the static electricity in time, the article introduces the method which synthesize applications to connecting to the ground, discharging the power, clamping the voltage and shielding, and assisting with efficient trainings, managements and operation procedure, construct a complete protection to the static electricity which will exclude static electricity, the terror of the current electronics industry out of it
即在設計中體現靜電控制思想、在生產中杜絕一切可能產生靜電的途徑、安全的泄放、有效的中和及實時的靜電檢測，綜合運用接地、泄流、屏蔽和箝位等技術，並輔之以一套行之有效的培訓、管理制度和操作程序，構成一個完整的靜電防護體系，將靜電這個電子工業中的「恐怖分子」拒之門外。Serial - parallel combined two - transistor forward converter is presented for high input voltage and high power application, and the operation principle of the topology is analyzed in this paper. all switches are turned off with zero voltage switching, and the two switches of them are turned on with zero current and zero voltage switching. the difference of input capacitances, conducting voltage drop of switches, duty cycle and windings of the transformer of the combined converter influences the voltage balance of the input capacitors
本文介紹了雙管正激變換器的兩種穩定工作狀態，詳細分析了帶lcd無損箝位網路的並?並組合式雙管正激變換器的工作原理，該組合式變換器中的開關管實現了零電壓關斷，並介紹了該電路拓撲的特點和lcd網路參數設計，採用pspice軟體進行了模擬和分析，最後，研製出一臺2 . 3kw樣機。Because of the advantages of high efficiency, small volume and weight, the active - clamped forward circuit are used as the dc / dc converter
鑒于有源箝位正激變壓器體積較小、重量較輕，採用它作為前級的電路拓撲。分享友人