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Optimized model predictive control with reduced switching states for neutral point clamped converters

Kadhum, Hussein T.; Khera, Fatma; Xie, Jun; Marco, Rivera; Watson, Alan J.; Zanchetta, Pericle; Wheeler, Patrick

Authors

Hussein T. Kadhum

Mr JUN XIE JUN.XIE1@NOTTINGHAM.AC.UK
RESEARCH ASSOCIATE

Pericle Zanchetta



Abstract

The implementation of multilevel converters, particularly the Neutral-Point Clamped (NPC) converter, has risen in modern power electronics owing to its ability to enhance power quality and voltage levels. Model Predictive Control (MPC) has emerged as an important strategy in NPC converter control, offering empowerment in managing multiple objectives with rapid dynamic responses. However, conventional MPC suffers from computational burdens, delaying its practical implementation. This paper proposes a Reduced Switching States MPC (RSS-MPC) approach for NPC converters, significantly reducing computational time by segmenting the prediction horizon into discrete zones with fewer potential switching states. Simulation results demonstrate the effectiveness of the proposed approach in achieving control objectives, maintaining robustness against disturbances, and variations in grid voltage, thereby presenting a promising solution for practical implementation in industrial applications.

Citation

Kadhum, H. T., Khera, F., Xie, J., Marco, R., Watson, A. J., Zanchetta, P., & Wheeler, P. (2024, June). Optimized model predictive control with reduced switching states for neutral point clamped converters. Presented at 13th International Conference on Power Electronics, Machines and Drives (PEMD 2024), Nottingham, England

Presentation Conference Type Conference Paper (published)
Conference Name 13th International Conference on Power Electronics, Machines and Drives (PEMD 2024)
Start Date Jun 10, 2024
End Date Jun 13, 2024
Acceptance Date Jun 12, 2024
Online Publication Date Sep 3, 2024
Publication Date Jun 12, 2024
Deposit Date Nov 19, 2024
Electronic ISSN 2732-4494
Peer Reviewed Peer Reviewed
Volume 2024
Issue 3
Pages 511-517
Book Title 13th International Conference on Power Electronics, Machines and Drives (PEMD 2024)
DOI https://doi.org/10.1049/icp.2024.2201
Public URL https://nottingham-repository.worktribe.com/output/40002362
Publisher URL https://ieeexplore.ieee.org/document/10663617