Control features of dual-channel DC-DC converters

被引:15
作者
Hamar, J
Nagy, I
机构
[1] Budapest Univ Technol & Econ, Dept Automat & Appl Informat, H-1111 Budapest, Hungary
[2] Hungarian Acad Sci, Inst Comp & Automat, H-1111 Budapest, Hungary
基金
匈牙利科学研究基金会;
关键词
resonant dc-dc converters; soft switching; symmetrical operation;
D O I
10.1109/TIE.2002.804981
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
This paper presents the steady-state behavior of a two-channel resonant converter family in symmetrical operation. Six configurations will be investigated, including step-down, stepup/down, and step-up ones in continuous conduction mode (CCM) and in discontinuous conduction mode (DCM). Exploring the conditions of transition from CCM to DCM or back, it becomes evident that the CCM operation is definitely restricted, that is, sometimes the converter cannot be operated in CCM at all. The most important relations among the input, output, and control variables will be derived and verified by simulation and experimental results.
引用
收藏
页码:1293 / 1305
页数:13
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