Dual-Vector Model Predictive Control for Modular Multilevel Converter With Low Calculation Burden

This paper proposes a novel dual-vector model predictive control (DV-MPC) method applied to modular multilevel converter(MMC). The traditional predictive control method generally aims to minimize the output current tracking error at the next sampling instant, while the proposed method minimizes the...

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Main Authors: Weifeng Zhang, Jingwei Zhang, Qiang Wang, Yizhan Jiang, Guojun Tan
Format: Article
Language:English
Published: IEEE 2024-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10443368/
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author Weifeng Zhang
Jingwei Zhang
Qiang Wang
Yizhan Jiang
Guojun Tan
author_facet Weifeng Zhang
Jingwei Zhang
Qiang Wang
Yizhan Jiang
Guojun Tan
author_sort Weifeng Zhang
collection DOAJ
description This paper proposes a novel dual-vector model predictive control (DV-MPC) method applied to modular multilevel converter(MMC). The traditional predictive control method generally aims to minimize the output current tracking error at the next sampling instant, while the proposed method minimizes the total harmonic distortion (THD) of the output current by quantifying the relationship between the THD and the output current trajectory within the next sampling period. The control of the circulating current is achieved by selecting proper total number of inserted submodules (SMs) in the upper and lower arms. By selecting appropriate SMs to insert or bypass, the voltage balance between submodules within the arm is fulfilled. This method accomplishes multiple control objectives without the need for cumbersome weighting factor design. At the same time, the adopted preselection method and total number of SMs selection method effectively reduce the calculation burden. Simulation and experimental results verify the superiority of the proposed method.
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spelling doaj.art-386f1f21862045eaa02035ee77bf25282024-02-28T00:00:56ZengIEEEIEEE Access2169-35362024-01-0112285202853010.1109/ACCESS.2024.335964010443368Dual-Vector Model Predictive Control for Modular Multilevel Converter With Low Calculation BurdenWeifeng Zhang0https://orcid.org/0000-0003-4392-9728Jingwei Zhang1https://orcid.org/0000-0002-3583-8386Qiang Wang2https://orcid.org/0000-0002-5157-8801Yizhan Jiang3https://orcid.org/0009-0004-4661-2894Guojun Tan4https://orcid.org/0000-0002-7888-9634School of Electrical Engineering, China University of Mining and Technology, Xuzhou, ChinaSchool of Electrical Engineering, China University of Mining and Technology, Xuzhou, ChinaSchool of Electrical Engineering, China University of Mining and Technology, Xuzhou, ChinaSchool of Electrical Engineering, China University of Mining and Technology, Xuzhou, ChinaSchool of Electrical Engineering, China University of Mining and Technology, Xuzhou, ChinaThis paper proposes a novel dual-vector model predictive control (DV-MPC) method applied to modular multilevel converter(MMC). The traditional predictive control method generally aims to minimize the output current tracking error at the next sampling instant, while the proposed method minimizes the total harmonic distortion (THD) of the output current by quantifying the relationship between the THD and the output current trajectory within the next sampling period. The control of the circulating current is achieved by selecting proper total number of inserted submodules (SMs) in the upper and lower arms. By selecting appropriate SMs to insert or bypass, the voltage balance between submodules within the arm is fulfilled. This method accomplishes multiple control objectives without the need for cumbersome weighting factor design. At the same time, the adopted preselection method and total number of SMs selection method effectively reduce the calculation burden. Simulation and experimental results verify the superiority of the proposed method.https://ieeexplore.ieee.org/document/10443368/Current THDdual-vector model predictive controlmodular multilevel convertercalculation burden reduction
spellingShingle Weifeng Zhang
Jingwei Zhang
Qiang Wang
Yizhan Jiang
Guojun Tan
Dual-Vector Model Predictive Control for Modular Multilevel Converter With Low Calculation Burden
IEEE Access
Current THD
dual-vector model predictive control
modular multilevel converter
calculation burden reduction
title Dual-Vector Model Predictive Control for Modular Multilevel Converter With Low Calculation Burden
title_full Dual-Vector Model Predictive Control for Modular Multilevel Converter With Low Calculation Burden
title_fullStr Dual-Vector Model Predictive Control for Modular Multilevel Converter With Low Calculation Burden
title_full_unstemmed Dual-Vector Model Predictive Control for Modular Multilevel Converter With Low Calculation Burden
title_short Dual-Vector Model Predictive Control for Modular Multilevel Converter With Low Calculation Burden
title_sort dual vector model predictive control for modular multilevel converter with low calculation burden
topic Current THD
dual-vector model predictive control
modular multilevel converter
calculation burden reduction
url https://ieeexplore.ieee.org/document/10443368/
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AT jingweizhang dualvectormodelpredictivecontrolformodularmultilevelconverterwithlowcalculationburden
AT qiangwang dualvectormodelpredictivecontrolformodularmultilevelconverterwithlowcalculationburden
AT yizhanjiang dualvectormodelpredictivecontrolformodularmultilevelconverterwithlowcalculationburden
AT guojuntan dualvectormodelpredictivecontrolformodularmultilevelconverterwithlowcalculationburden