Development of four‐terminal DC circuit breaker based on commutating path multiplexing

Abstract Multi‐terminal flexible DC power grid plays an important role in large‐scale new energy integration, which usually requires the installation of multi‐terminal DC circuit breaker (MTCB) at the intersection of multiple DC lines. At present, the research on multi‐terminal DC circuit breaker is...

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Main Authors: Zhizheng Gan, Bojin Tang, Zhanqing Yu, Jinshi Wang, Lu Qu, Na Jia, Xin Yan, Mingzhu Guo, Rong Zeng, Yulong Huang
Format: Article
Language:English
Published: Wiley 2023-08-01
Series:IET Generation, Transmission & Distribution
Subjects:
Online Access:https://doi.org/10.1049/gtd2.12757
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author Zhizheng Gan
Bojin Tang
Zhanqing Yu
Jinshi Wang
Lu Qu
Na Jia
Xin Yan
Mingzhu Guo
Rong Zeng
Yulong Huang
author_facet Zhizheng Gan
Bojin Tang
Zhanqing Yu
Jinshi Wang
Lu Qu
Na Jia
Xin Yan
Mingzhu Guo
Rong Zeng
Yulong Huang
author_sort Zhizheng Gan
collection DOAJ
description Abstract Multi‐terminal flexible DC power grid plays an important role in large‐scale new energy integration, which usually requires the installation of multi‐terminal DC circuit breaker (MTCB) at the intersection of multiple DC lines. At present, the research on multi‐terminal DC circuit breaker is mostly limited to theoretical simulation calculation, and there are few experimental studies and engineering applications. In this paper, a four‐terminal DC circuit breaker based on commutating path multiplexing is proposed, which combines with the compact natural commutation scheme of hybrid gap, greatly reducing the cost and volume of the circuit breaker. The commutation characteristics of the four‐terminal hybrid DC circuit breaker equivalent prototype at 10‐kV voltage level were tested. On this basis, the equivalent prototype of the circuit breaker test results shows that under 10‐kV voltage level, the four‐terminal circuit breaker topology can achieve breaking of 11 kA in 2.8 ms by the natural commutation method.
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spelling doaj.art-8df5dcc7c99e429e82e44c678dce9d192023-08-02T09:58:22ZengWileyIET Generation, Transmission & Distribution1751-86871751-86952023-08-0117153410341810.1049/gtd2.12757Development of four‐terminal DC circuit breaker based on commutating path multiplexingZhizheng Gan0Bojin Tang1Zhanqing Yu2Jinshi Wang3Lu Qu4Na Jia5Xin Yan6Mingzhu Guo7Rong Zeng8Yulong Huang9Department of Electrical Engineering Tsinghua University Beijing ChinaInstitute of Science and Technology China Three Gorges Corporation Beijing ChinaDepartment of Electrical Engineering Tsinghua University Beijing ChinaInstitute of Science and Technology China Three Gorges Corporation Beijing ChinaDepartment of Electrical Engineering Tsinghua University Beijing ChinaInstitute of Science and Technology China Three Gorges Corporation Beijing ChinaDepartment of Electrical Engineering Tsinghua University Beijing ChinaInstitute of Science and Technology China Three Gorges Corporation Beijing ChinaDepartment of Electrical Engineering Tsinghua University Beijing ChinaDepartment of Electrical Engineering Tsinghua University Beijing ChinaAbstract Multi‐terminal flexible DC power grid plays an important role in large‐scale new energy integration, which usually requires the installation of multi‐terminal DC circuit breaker (MTCB) at the intersection of multiple DC lines. At present, the research on multi‐terminal DC circuit breaker is mostly limited to theoretical simulation calculation, and there are few experimental studies and engineering applications. In this paper, a four‐terminal DC circuit breaker based on commutating path multiplexing is proposed, which combines with the compact natural commutation scheme of hybrid gap, greatly reducing the cost and volume of the circuit breaker. The commutation characteristics of the four‐terminal hybrid DC circuit breaker equivalent prototype at 10‐kV voltage level were tested. On this basis, the equivalent prototype of the circuit breaker test results shows that under 10‐kV voltage level, the four‐terminal circuit breaker topology can achieve breaking of 11 kA in 2.8 ms by the natural commutation method.https://doi.org/10.1049/gtd2.12757circuit breakersDC power transmissionmultiport networks
spellingShingle Zhizheng Gan
Bojin Tang
Zhanqing Yu
Jinshi Wang
Lu Qu
Na Jia
Xin Yan
Mingzhu Guo
Rong Zeng
Yulong Huang
Development of four‐terminal DC circuit breaker based on commutating path multiplexing
IET Generation, Transmission & Distribution
circuit breakers
DC power transmission
multiport networks
title Development of four‐terminal DC circuit breaker based on commutating path multiplexing
title_full Development of four‐terminal DC circuit breaker based on commutating path multiplexing
title_fullStr Development of four‐terminal DC circuit breaker based on commutating path multiplexing
title_full_unstemmed Development of four‐terminal DC circuit breaker based on commutating path multiplexing
title_short Development of four‐terminal DC circuit breaker based on commutating path multiplexing
title_sort development of four terminal dc circuit breaker based on commutating path multiplexing
topic circuit breakers
DC power transmission
multiport networks
url https://doi.org/10.1049/gtd2.12757
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