A Multilevel AC/AC Converter With Reduced Number of Switches
Autor: | Faramarz Jahani, Mohammad Monfared |
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Rok vydání: | 2018 |
Předmět: |
Forward converter
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Zdroj: | IEEE Transactions on Industrial Electronics. 65:1244-1253 |
ISSN: | 1557-9948 0278-0046 |
DOI: | 10.1109/tie.2017.2733495 |
Popis: | In this paper, a single-phase multilevel ac/ac converter with reduced number of power semiconductor devices is proposed. For the simple case of a three-level converter, only three bidirectional switches and two capacitors are required. The proposed converter provides a highly sinusoidal and regulated output voltage with a simple topology. The efficiency is high because in each state of operation only one semiconductor conducts. The converter can be easily extended to any desired levels in the output voltage to even more reduce the output total harmonics distortion. Another advantage of the proposed converter is that by increasing the voltage levels, the stress on the switches will decrease. The proper performance of the proposed converter is confirmed through extensive simulation and experimental tests. |
Databáze: | OpenAIRE |
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