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ID 34044
FullText URL
Author
Fujita, Hideaki
Akagi, Hirofumi
Abstract

This paper deals with unified power quality conditioners (UPQCs), which aim at the integration of series-active and shunt-active power filters. The main purpose of a UPQC is to compensate for voltage flicker/imbalance, reactive power, negative-sequence current and harmonics. In other words, the UPQC has the capability of improving power quality at the point of installation on power distribution systems or industrial power systems. This paper discusses the control strategy of the UPQC, with a focus on the how of instantaneous active and reactive powers inside the UPQC. Experimental results obtained from a laboratory model of 20 kVA, along with a theoretical analysis, are shown to verify the viability and effectiveness of the UPQC

Keywords
active filters
distribution networks
harmonic distortion
industrial power systems
power
filters power supply quality
power system harmonics
Note
Digital Object Identifier 10.1109/63.662847
Published with permission from the copyright holder. This is the institute's copy, as published in Power Electronics, IEEE Transactions on, March 1998, Volume 13, Issue 2, Pages 315-322.
Publisher URL:http://dx.doi.org/10.1109/63.662847
Copyright © 1998 IEEE. All rights reserved.
Published Date
1998-3
Publication Title
Power Electronics
Volume
volume13
Issue
issue2
Start Page
315
End Page
322
Content Type
Journal Article
language
English
Refereed
True
DOI
Submission Path
electrical_engineering/15