High-performance multipulse rectifier with single-transistor active injection

Ismael Araujo-Vargas, Andrew J. Forsyth, F. Javier Chivite-Zabalza

Research output: Contribution to journalArticlepeer-review

31 Scopus citations

Abstract

A three-phase, multilevel rectifier using active voltage injection with one MOSFET device is presented. The injector consists of a bidirectional switch that modifies the behavior of a 12-pulse rectifier resulting in either 24-pulse or multilevel pulsewidth-modulated (PWM) operation. The resultant input currents are almost sinusoidal, the line current THD being 2.36% for 24-pulse operation and 1.06% for PWM operation. The MOSFET current is 2.9% of the load current. The circuit operation, idealized waveforms and modulation strategy are explained and experimental results are presented.

Original languageEnglish
Pages (from-to)1299-1308
Number of pages10
JournalIEEE Transactions on Power Electronics
Volume23
Issue number3
DOIs
StatePublished - May 2008
Externally publishedYes

Keywords

  • High-power factor rectification
  • Three-phase multipulse rectifier

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