A reduced-order enhanced state observer control of DC-DC buck converter

This paper presents a reduced-order-enhanced state observer (RESO)-based control strategy for the PWM dc-dc buck converter. With the proposed RESO control strategy, the output voltage regulation of the dc-dc buck converter is able to achieve robust characteristics against the external disturbance an...

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Main Authors: Savaghebi, Mehdi, Guan, Yajuan, Vasquez, Juan C., Lu, Jinghang, Amer Mohammad Yusuf Mohammad Ghias, Guerrero, Josep M.
Other Authors: School of Electrical and Electronic Engineering
Format: Journal Article
Language:English
Published: 2018
Subjects:
Online Access:https://hdl.handle.net/10356/103243
http://hdl.handle.net/10220/47284
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author Savaghebi, Mehdi
Guan, Yajuan
Vasquez, Juan C.
Lu, Jinghang
Amer Mohammad Yusuf Mohammad Ghias
Guerrero, Josep M.
author2 School of Electrical and Electronic Engineering
author_facet School of Electrical and Electronic Engineering
Savaghebi, Mehdi
Guan, Yajuan
Vasquez, Juan C.
Lu, Jinghang
Amer Mohammad Yusuf Mohammad Ghias
Guerrero, Josep M.
author_sort Savaghebi, Mehdi
collection NTU
description This paper presents a reduced-order-enhanced state observer (RESO)-based control strategy for the PWM dc-dc buck converter. With the proposed RESO control strategy, the output voltage regulation of the dc-dc buck converter is able to achieve robust characteristics against the external disturbance and the internal parameter variation even without output current measurement. In addition, by incorporating the RESO in the controller, the output voltage regulation can be easily achieved with only a proportional gain to realize a zero steady-state error. Finally, the parameter design is discussed and the effectiveness of the proposed control strategy is verified with an experimental case study.
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spelling ntu-10356/1032432020-03-07T14:00:35Z A reduced-order enhanced state observer control of DC-DC buck converter Savaghebi, Mehdi Guan, Yajuan Vasquez, Juan C. Lu, Jinghang Amer Mohammad Yusuf Mohammad Ghias Guerrero, Josep M. School of Electrical and Electronic Engineering DRNTU::Engineering::Electrical and electronic engineering DC-DC Buck Converter Disturbance Rejection This paper presents a reduced-order-enhanced state observer (RESO)-based control strategy for the PWM dc-dc buck converter. With the proposed RESO control strategy, the output voltage regulation of the dc-dc buck converter is able to achieve robust characteristics against the external disturbance and the internal parameter variation even without output current measurement. In addition, by incorporating the RESO in the controller, the output voltage regulation can be easily achieved with only a proportional gain to realize a zero steady-state error. Finally, the parameter design is discussed and the effectiveness of the proposed control strategy is verified with an experimental case study. Published version 2018-12-28T08:28:07Z 2019-12-06T21:08:14Z 2018-12-28T08:28:07Z 2019-12-06T21:08:14Z 2018 Journal Article Lu, J., Savaghebi, M., Guan, Y., Vasquez, J. C., Amer Mohammad Yusuf Mohammad Ghias, & Guerrero, J. M. (2018). A reduced-order enhanced state observer control of DC-DC buck converter. IEEE Access, 6, 56184-56191. doi:10.1109/ACCESS.2018.2872156 https://hdl.handle.net/10356/103243 http://hdl.handle.net/10220/47284 10.1109/ACCESS.2018.2872156 en IEEE Access © 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. See http://www.ieee.org/publications_standards/publications/rights/index.html for more information. 8 p. application/pdf
spellingShingle DRNTU::Engineering::Electrical and electronic engineering
DC-DC Buck Converter
Disturbance Rejection
Savaghebi, Mehdi
Guan, Yajuan
Vasquez, Juan C.
Lu, Jinghang
Amer Mohammad Yusuf Mohammad Ghias
Guerrero, Josep M.
A reduced-order enhanced state observer control of DC-DC buck converter
title A reduced-order enhanced state observer control of DC-DC buck converter
title_full A reduced-order enhanced state observer control of DC-DC buck converter
title_fullStr A reduced-order enhanced state observer control of DC-DC buck converter
title_full_unstemmed A reduced-order enhanced state observer control of DC-DC buck converter
title_short A reduced-order enhanced state observer control of DC-DC buck converter
title_sort reduced order enhanced state observer control of dc dc buck converter
topic DRNTU::Engineering::Electrical and electronic engineering
DC-DC Buck Converter
Disturbance Rejection
url https://hdl.handle.net/10356/103243
http://hdl.handle.net/10220/47284
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