Distributed Prescribed-Time Consensus Based Cooperative Control for DC Microgrids

A microgrid control method based on prescribed time control is proposed to solve the cooperative control problem of distributed energy resources (DER) in DC microgrid. First, a current control method based on prescribed time control is proposed, which can allocate the power output of each DER propor...

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Main Author: ZHOU Ruchang, WANG Ziqiang, WANG Jie
Format: Article
Language:zho
Published: Editorial Office of Journal of Shanghai Jiao Tong University 2023-07-01
Series:Shanghai Jiaotong Daxue xuebao
Subjects:
Online Access:https://xuebao.sjtu.edu.cn/article/2023/1006-2467/1006-2467-57-7-824.shtml
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author ZHOU Ruchang, WANG Ziqiang, WANG Jie
author_facet ZHOU Ruchang, WANG Ziqiang, WANG Jie
author_sort ZHOU Ruchang, WANG Ziqiang, WANG Jie
collection DOAJ
description A microgrid control method based on prescribed time control is proposed to solve the cooperative control problem of distributed energy resources (DER) in DC microgrid. First, a current control method based on prescribed time control is proposed, which can allocate the power output of each DER proportionally within a pre-defined time. Meanwhile, the outlet voltage of each distributed power supply can be adjusted to be near the rated value and the observation value can be kept at the rated value. Then, the microgrid system is simulated through MATLAB/Simulink and the effectiveness of the proposed control strategy is verified in different working conditions. Afterward, the finite-time control strategy is established in the simulated system. A comparison of the conservative power quality of the system current with the estimated time of system convergence in the scheduled-time control strategy verifies the advantages of the proposed strategy.
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spelling doaj.art-b01585f282fc4feda00c6dde7b36bdad2023-07-28T09:09:10ZzhoEditorial Office of Journal of Shanghai Jiao Tong UniversityShanghai Jiaotong Daxue xuebao1006-24672023-07-0157782483410.16183/j.cnki.jsjtu.2022.050Distributed Prescribed-Time Consensus Based Cooperative Control for DC MicrogridsZHOU Ruchang, WANG Ziqiang, WANG Jie0School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai 200240, ChinaA microgrid control method based on prescribed time control is proposed to solve the cooperative control problem of distributed energy resources (DER) in DC microgrid. First, a current control method based on prescribed time control is proposed, which can allocate the power output of each DER proportionally within a pre-defined time. Meanwhile, the outlet voltage of each distributed power supply can be adjusted to be near the rated value and the observation value can be kept at the rated value. Then, the microgrid system is simulated through MATLAB/Simulink and the effectiveness of the proposed control strategy is verified in different working conditions. Afterward, the finite-time control strategy is established in the simulated system. A comparison of the conservative power quality of the system current with the estimated time of system convergence in the scheduled-time control strategy verifies the advantages of the proposed strategy.https://xuebao.sjtu.edu.cn/article/2023/1006-2467/1006-2467-57-7-824.shtmldirect current (dc) microgridsdroop controldistributed controlsecondary controlprescribed-time consensus
spellingShingle ZHOU Ruchang, WANG Ziqiang, WANG Jie
Distributed Prescribed-Time Consensus Based Cooperative Control for DC Microgrids
Shanghai Jiaotong Daxue xuebao
direct current (dc) microgrids
droop control
distributed control
secondary control
prescribed-time consensus
title Distributed Prescribed-Time Consensus Based Cooperative Control for DC Microgrids
title_full Distributed Prescribed-Time Consensus Based Cooperative Control for DC Microgrids
title_fullStr Distributed Prescribed-Time Consensus Based Cooperative Control for DC Microgrids
title_full_unstemmed Distributed Prescribed-Time Consensus Based Cooperative Control for DC Microgrids
title_short Distributed Prescribed-Time Consensus Based Cooperative Control for DC Microgrids
title_sort distributed prescribed time consensus based cooperative control for dc microgrids
topic direct current (dc) microgrids
droop control
distributed control
secondary control
prescribed-time consensus
url https://xuebao.sjtu.edu.cn/article/2023/1006-2467/1006-2467-57-7-824.shtml
work_keys_str_mv AT zhouruchangwangziqiangwangjie distributedprescribedtimeconsensusbasedcooperativecontrolfordcmicrogrids