A Soft Switching Bidirectional DC-DC Converter with High Frequency Isolation Feasible to Photovoltaic System Applications

Konferenz: PCIM Europe 2015 - International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management
19.05.2015 - 20.05.2015 in Nürnberg, Deutschland

Tagungsband: PCIM Europe 2015

Seiten: 8Sprache: EnglischTyp: PDF

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Autoren:
Mazza, Luan C. S.; Oliveira Jr., Demercil de S.; Antunes, Fernando L. M.; Alves, Diego B. S.; Campelo, Paulo C. M.; Freire, Fabio J. L. (Federal Institute of Ceara, Brazil)

Inhalt:
This paper presents a new three-port soft switching dc-dc converter topology based on the bidirectional version of the three-state switching cell, feasible to interconnect battery bank with a dc link and photovoltaic panels. In the proposed topology, all active switches are designed to operate in zero voltage switching (ZVS) mode over a wide load range. The theoretical analysis concerning the steady-state behavior and the soft switching conditions are presented, as well as simulation results. A 2 kW laboratory prototype was developed and experimental results are presented.