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Reduced Redundant Power Processing (R2P2) PFC Voltage Regulators: Circuit Synthesis and Control

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

High input power factor is becoming a mandatory requirement, in addition to tight output regulation, of dc power supplies that derive power directly from the ac mains. In principle, the power factor correction (PFC) and output regulation functions are separately achieved by two power stages. This paper addresses the amalgamation of the two power stages to form a PFC voltage regulator. The focus is the non-cascading structure that allows a higher overall efficiency to be achieved. Unlike the conventional cascade configuration, the circuits discussed in this paper allow part of the input power to be processed by only one stage, thereby reduce the amount of power redundantly processed by the two constituent power stages. This paper describes in particular a systematic synthesis method and some important issues related to the control of such converter circuits.
Original languageEnglish
Title of host publication2000 IEEE 31st Annual Power Electronics Specialists Conference
Subtitle of host publicationConference Proceedings
PublisherIEEE
Pages825-830
Volume2
ISBN (Print)0780356926
DOIs
Publication statusPublished - Jun 2000
Externally publishedYes
Event31st IEEE Annual Power Electronics Specialists Conference (PESC '00) - Galway, Ireland
Duration: 23 Jun 200023 Jun 2000

Publication series

NamePESC Record - IEEE Annual Power Electronics Specialists Conference
PublisherInstitute of Electrical and Electronics Engineers
ISSN (Print)0275-9306

Conference

Conference31st IEEE Annual Power Electronics Specialists Conference (PESC '00)
PlaceIreland
CityGalway
Period23/06/0023/06/00

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