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A Novel Interleaved Nonisolated Ultrahigh-Step-Up DC?DC Converter With ZVS Performance.
- Source :
-
IEEE Transactions on Industrial Electronics . May2017, Vol. 64 Issue 5, p3650-3661. 12p. - Publication Year :
- 2017
-
Abstract
- This paper presents an interleaved nonisolated dc–dc converter with high-voltage gain and zero-voltage switching (ZVS) performance. Both coupled inductor and voltage multiplier cell techniques are used to increase the voltage gain. The ZVS circuit is composed of an active clamp which is in series with the output filter capacitors. This will give rise to further extension of the voltage gain. Applying the interleaving technique at the input of the converter, the ripple of the input current is reduced. Due to the leakage inductances of coupled inductors, the diodes are turned-off under zero-current switching condition. Hence, the reverse current recovery problem is alleviated. The steady-state analysis of the proposed converter is also presented. Finally, a 900-V to 415-W laboratory prototype is implemented to validate the performance of the proposed converter. [ABSTRACT FROM PUBLISHER]
Details
- Language :
- English
- ISSN :
- 02780046
- Volume :
- 64
- Issue :
- 5
- Database :
- Academic Search Index
- Journal :
- IEEE Transactions on Industrial Electronics
- Publication Type :
- Academic Journal
- Accession number :
- 122577922
- Full Text :
- https://doi.org/10.1109/TIE.2016.2645140