ZVS analysis of asymmetrical half-bridge converter

作者: Jiangtao Feng , Yuequan Hu , Wei Chen , W. Chau-Chun

DOI: 10.1109/PESC.2001.954027

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摘要: This paper presents the analysis of operation for asymmetrical half-bridge converter which can achieve ZVS at whole load range by utilizing magnetizing inductance even with very small leakage inductance. The proposed method minimize "duty cycle loss" and "voltage spike" output diodes. One prototype 94.4% efficiency rated is built experiment results have verified theoretical analysis.

参考文章(2)
S. Korotkov, V. Meleshin, R. Miftahutdinov, S. Fraidlin, Soft-Switched Asymmetrical Half-bridge DC/DC Converter: Steady-State Analysis. An Analysis Of Switching Processes. The Second International Telecommunications Energy Special Conference. pp. 177- 184 ,(1997) , 10.1109/TELESC.1997.655713
M.L. Heldwein, A. Ferrari de Souza, I. Barbi, A primary side clamping circuit applied to the ZVS-PWM asymmetrical half-bridge converter power electronics specialists conference. ,vol. 1, pp. 199- 204 ,(2000) , 10.1109/PESC.2000.878838