Analysis of three-phase rectifier systems with controlled DC-link current under unbalanced grids

© 2017 IEEE. Voltage unbalance is the most common disturbance in distribution networks, which gives undesirable effects on many grid connected power electronics systems including Adjustable Speed Drive (ASD). Severe voltage unbalance can force conventional three-phase diode rectifiers into almost si...

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Main Authors: Kumar, D., Davari, P., Zare, Firuz, Blaabjerg, F.
Format: Conference Paper
Published: 2017
Online Access:http://hdl.handle.net/20.500.11937/56396
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author Kumar, D.
Davari, P.
Zare, Firuz
Blaabjerg, F.
author_facet Kumar, D.
Davari, P.
Zare, Firuz
Blaabjerg, F.
author_sort Kumar, D.
building Curtin Institutional Repository
collection Online Access
description © 2017 IEEE. Voltage unbalance is the most common disturbance in distribution networks, which gives undesirable effects on many grid connected power electronics systems including Adjustable Speed Drive (ASD). Severe voltage unbalance can force conventional three-phase diode rectifiers into almost single-phase operation, which degrades the grid power quality and also imposes a significant negative impact on the ASD system. This major power quality issue affecting the conventional rectifiers can be attenuated by controlling the DC-link current based on an Electronic Inductor (EI) technique. The purpose of this paper is to analyze and compare the performance of an EI with a conventional three-phase rectifier under unbalanced grid conditions. Experimental and simulation results validate the proposed mathematical modeling.
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spelling curtin-20.500.11937-563962017-09-13T16:10:39Z Analysis of three-phase rectifier systems with controlled DC-link current under unbalanced grids Kumar, D. Davari, P. Zare, Firuz Blaabjerg, F. © 2017 IEEE. Voltage unbalance is the most common disturbance in distribution networks, which gives undesirable effects on many grid connected power electronics systems including Adjustable Speed Drive (ASD). Severe voltage unbalance can force conventional three-phase diode rectifiers into almost single-phase operation, which degrades the grid power quality and also imposes a significant negative impact on the ASD system. This major power quality issue affecting the conventional rectifiers can be attenuated by controlling the DC-link current based on an Electronic Inductor (EI) technique. The purpose of this paper is to analyze and compare the performance of an EI with a conventional three-phase rectifier under unbalanced grid conditions. Experimental and simulation results validate the proposed mathematical modeling. 2017 Conference Paper http://hdl.handle.net/20.500.11937/56396 10.1109/APEC.2017.7931001 restricted
spellingShingle Kumar, D.
Davari, P.
Zare, Firuz
Blaabjerg, F.
Analysis of three-phase rectifier systems with controlled DC-link current under unbalanced grids
title Analysis of three-phase rectifier systems with controlled DC-link current under unbalanced grids
title_full Analysis of three-phase rectifier systems with controlled DC-link current under unbalanced grids
title_fullStr Analysis of three-phase rectifier systems with controlled DC-link current under unbalanced grids
title_full_unstemmed Analysis of three-phase rectifier systems with controlled DC-link current under unbalanced grids
title_short Analysis of three-phase rectifier systems with controlled DC-link current under unbalanced grids
title_sort analysis of three-phase rectifier systems with controlled dc-link current under unbalanced grids
url http://hdl.handle.net/20.500.11937/56396