移相橋滯后橋臂實現零點壓關斷困難的解決方法綜述

摘要：　　移相橋后橋臂開關管實現零電壓關斷困難，本文介紹近幾年來出現的幾種解決后橋臂實現零電壓困難的方法，重點分析它們的工作原理，比較他們的優缺點。 敘詞：零電壓全橋臂變換器 超前橋臂 滯后橋臂 諧振網絡 Abstract：　　It is difficult to turn off the switches under zero voltage of the lagging leg in Phase-shift full bridge converter. The paper introduces some solutions which make it easy to turn off the switches under zero voltage of　the lagging leg in Phase-shift full bridge converter., analyses their operate principle and compare their advantages and disadvantages. Keyword：ZVS-FB The Leading Leg The Lagging Leg Resonant Network