摘要: 本文在對四種常用的軟開關技術的優缺點進行比較的基礎上,總結了無源無損緩沖電路的一般實現方法;介紹了無源無損緩沖電路在DC-DC變換器、三電平逆變器、三電平整流器、以及三電平PFC中的最新應用,并簡要分析了它們的工作原理和優缺點。
敘詞:無源無損緩沖電路,DC-DC變換器,逆變器,整流器,三電平,PFC
Abstract: This paper concludes a general realization ways of passive lossless snubber circuits based on the comparison of four kinds of common soft-switching techniques, presents their applications in DC-DC converters, three-level inverters, three-level rectifiers and three-level PFC up to date, and analyzes simply their operation principals and their advantages and disadvantages .
Keyword:passive lossless snubber circuits, DC-DC converter, inverter, rectifier, three-level, PFC