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Steady-State Analysis of N-phase Interleaved Boost Converter  

박종규 (경상대 공대 전기공학과)
장성동 (경상대 공대 전기공학과)
신휘범 (경상대 공대 전기공학과)
김흥근 (경북대 공대 전자전기공학부)
Publication Information
The Transactions of the Korean Institute of Electrical Engineers B / v.53, no.3, 2004 , pp. 196-205 More about this Journal
Abstract
Although many papers about the interleaved boost converter(IBC) have been published, there are, unfortunately, no analytical and rigorous expressions for steady-state operation of the N-phase IBC. To understand the operating characteristics of the N-phase IBC, the averaged state equation and the general steady-state solutions are derived in this paper. The general expressions of the current unbalance due to the parameter mismatch, the inductor and input current ripples, and the output voltage ripple are also presented. Through the analytical expressions presented, the steady-state characteristics of the N-phase IBC are analyzed theoretically and verified experimentally.
Keywords
Interleaved boost convertor;
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