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Digital Power Factor Correction Strategy of Vienna Rectifier |
Lin Lingyu |
Fuzhou University, Fuzhou 350108 |
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Abstract The Vienna rectifier is analyzed and the discrete duty circle is caculated. The problem of working in no-load conditions is improved. A digital power factor correction control strategy is proposed. The simulation shows that the system can have stable output bus-voltage and high power factor and good dynamic characteristics. Experimental results testify that Vienna rectifier can nearly achieve unity power factor.
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Published: 26 February 2016
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