Research on the expansion and optimization control strategy of cascaded rectifier H-bridge

Abstract Extensive research on the multi-bridge extension of cascaded rectifier stages is deemed important to meet the requirements of high-voltage and high-power applications. Two control structures for capacitor voltage balancing in cascaded rectifier stages are analyzed in this paper. On this bas...

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Main Author: Jingpeng Hu
Format: Article
Language:English
Published: SpringerOpen 2024-02-01
Series:Journal of Engineering and Applied Science
Subjects:
Online Access:https://doi.org/10.1186/s44147-024-00377-y
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author Jingpeng Hu
author_facet Jingpeng Hu
author_sort Jingpeng Hu
collection DOAJ
description Abstract Extensive research on the multi-bridge extension of cascaded rectifier stages is deemed important to meet the requirements of high-voltage and high-power applications. Two control structures for capacitor voltage balancing in cascaded rectifier stages are analyzed in this paper. On this basis, the balance strategy for the multi-bridge extension of single-phase cascaded rectifiers is explored. The balance method of ultra-fast balance modulation trajectories is introduced into single-phase multi-bridge cascaded rectification, and the optimal control strategy is selected through simulation verification and comparative analysis. During the actual experiments, some disturbance factors were introduced into the system, causing an instantaneous unbalanced state. However, through the control strategy proposed in this paper, the system can quickly regain balance. Through simulation validation and analysis of the experimental results, the reliability and innovation of this control strategy have been demonstrated.
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spelling doaj.art-22bd75fdfa6c41a5bd3b26ee81c8a7ea2024-03-05T19:16:01ZengSpringerOpenJournal of Engineering and Applied Science1110-19032536-95122024-02-0171112010.1186/s44147-024-00377-yResearch on the expansion and optimization control strategy of cascaded rectifier H-bridgeJingpeng Hu0Beijing Institute of TechnologyAbstract Extensive research on the multi-bridge extension of cascaded rectifier stages is deemed important to meet the requirements of high-voltage and high-power applications. Two control structures for capacitor voltage balancing in cascaded rectifier stages are analyzed in this paper. On this basis, the balance strategy for the multi-bridge extension of single-phase cascaded rectifiers is explored. The balance method of ultra-fast balance modulation trajectories is introduced into single-phase multi-bridge cascaded rectification, and the optimal control strategy is selected through simulation verification and comparative analysis. During the actual experiments, some disturbance factors were introduced into the system, causing an instantaneous unbalanced state. However, through the control strategy proposed in this paper, the system can quickly regain balance. Through simulation validation and analysis of the experimental results, the reliability and innovation of this control strategy have been demonstrated.https://doi.org/10.1186/s44147-024-00377-yCascaded rectifier stagesH-bridge extensionOptimization control
spellingShingle Jingpeng Hu
Research on the expansion and optimization control strategy of cascaded rectifier H-bridge
Journal of Engineering and Applied Science
Cascaded rectifier stages
H-bridge extension
Optimization control
title Research on the expansion and optimization control strategy of cascaded rectifier H-bridge
title_full Research on the expansion and optimization control strategy of cascaded rectifier H-bridge
title_fullStr Research on the expansion and optimization control strategy of cascaded rectifier H-bridge
title_full_unstemmed Research on the expansion and optimization control strategy of cascaded rectifier H-bridge
title_short Research on the expansion and optimization control strategy of cascaded rectifier H-bridge
title_sort research on the expansion and optimization control strategy of cascaded rectifier h bridge
topic Cascaded rectifier stages
H-bridge extension
Optimization control
url https://doi.org/10.1186/s44147-024-00377-y
work_keys_str_mv AT jingpenghu researchontheexpansionandoptimizationcontrolstrategyofcascadedrectifierhbridge