Assessing the benefits of hybrid cycloconverters

Power converters consisting of naturally commutated thyristors such as cycloconverters and current source inverters were the first to be used in driving electrical motors with variable speed, but now, due to their inferior performance compared to forced commutated converters, their use is restricted...

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Main Authors: Xu, Tianning, Klumpner, Christian, Clare, Jon
Format: Article
Published: Institute of Electrical and Electronics Engineers 2011
Online Access:https://eprints.nottingham.ac.uk/34816/
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author Xu, Tianning
Klumpner, Christian
Clare, Jon
author_facet Xu, Tianning
Klumpner, Christian
Clare, Jon
author_sort Xu, Tianning
building Nottingham Research Data Repository
collection Online Access
description Power converters consisting of naturally commutated thyristors such as cycloconverters and current source inverters were the first to be used in driving electrical motors with variable speed, but now, due to their inferior performance compared to forced commutated converters, their use is restricted in the high voltage/high power range where the performance and cost of forced commutated switching devices are not yet competitive. Hybrid cycloconverters proposed recently are capable of improving the performance of cycloconverters by adding an auxiliary forced commutated inverter with reduced installed power. It will be shown that the new topology is not only able to improve the quality of the output voltage but is also able to enhance the control over the circulating current and, therefore, for some of the cycloconverter arrangements, to improve the input power quality. This paper evaluates the performance of a few standard and hybrid cycloconverter arrangements using both simulation and experimental results.
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spelling nottingham-348162020-05-04T16:31:03Z https://eprints.nottingham.ac.uk/34816/ Assessing the benefits of hybrid cycloconverters Xu, Tianning Klumpner, Christian Clare, Jon Power converters consisting of naturally commutated thyristors such as cycloconverters and current source inverters were the first to be used in driving electrical motors with variable speed, but now, due to their inferior performance compared to forced commutated converters, their use is restricted in the high voltage/high power range where the performance and cost of forced commutated switching devices are not yet competitive. Hybrid cycloconverters proposed recently are capable of improving the performance of cycloconverters by adding an auxiliary forced commutated inverter with reduced installed power. It will be shown that the new topology is not only able to improve the quality of the output voltage but is also able to enhance the control over the circulating current and, therefore, for some of the cycloconverter arrangements, to improve the input power quality. This paper evaluates the performance of a few standard and hybrid cycloconverter arrangements using both simulation and experimental results. Institute of Electrical and Electronics Engineers 2011-08-18 Article PeerReviewed Xu, Tianning, Klumpner, Christian and Clare, Jon (2011) Assessing the benefits of hybrid cycloconverters. IEEE Transactions on Industrial Electronics, 59 (1). pp. 47-57. ISSN 0278-0046 http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=5986702 doi:10.1109/TIE.2011.2165194 doi:10.1109/TIE.2011.2165194
spellingShingle Xu, Tianning
Klumpner, Christian
Clare, Jon
Assessing the benefits of hybrid cycloconverters
title Assessing the benefits of hybrid cycloconverters
title_full Assessing the benefits of hybrid cycloconverters
title_fullStr Assessing the benefits of hybrid cycloconverters
title_full_unstemmed Assessing the benefits of hybrid cycloconverters
title_short Assessing the benefits of hybrid cycloconverters
title_sort assessing the benefits of hybrid cycloconverters
url https://eprints.nottingham.ac.uk/34816/
https://eprints.nottingham.ac.uk/34816/
https://eprints.nottingham.ac.uk/34816/