Parameter Optimization Design of the Commutation Circuit of a Hybrid DC-Current-Limiting Circuit Breaker

Aimed at the optimization design of the parameters of the commutation circuit of a hybrid DC-current-limiting circuit breaker (HDCCLCB), a parameter selection model considering the short-time withstand of the thyristor and the volume of the commutation circuit is proposed by simplifying the object,...

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Main Authors: Zhiyong Lv, Jinwu Zhuang, Jin Wu, Luhui Liu, Zhifang Yuan, Zhuangxian Jiang, Xiangjun Wang
Format: Article
Language:English
Published: MDPI AG 2023-11-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/16/22/7546
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author Zhiyong Lv
Jinwu Zhuang
Jin Wu
Luhui Liu
Zhifang Yuan
Zhuangxian Jiang
Xiangjun Wang
author_facet Zhiyong Lv
Jinwu Zhuang
Jin Wu
Luhui Liu
Zhifang Yuan
Zhuangxian Jiang
Xiangjun Wang
author_sort Zhiyong Lv
collection DOAJ
description Aimed at the optimization design of the parameters of the commutation circuit of a hybrid DC-current-limiting circuit breaker (HDCCLCB), a parameter selection model considering the short-time withstand of the thyristor and the volume of the commutation circuit is proposed by simplifying the object, and the commutation circuit parameters were preliminarily obtained. In order to verify the correctness of the method of selecting the commutation circuit parameters, the circuit simulation model of the HDCCLCB was built. The experimental platform was built, and the breaking experiment was completed under the fault condition with the current rising rate of 20 A/μs. The correctness of the simulation model and parameter design method was verified by comparing the circuit model simulation results with the experimental results. In order to further optimize the parameters of the commutation circuit, a mathematical model for optimization design was established. Taking the maximum critical breakdown voltage under unit capacitance energy as the objective function, the arcing time before commutating and the current-limiting inductance and capacitance are enumerated to obtain the optimized commutation circuit parameters. By comparing this result with the result of the preliminary design, the objective function is improved by 20.7%, laying a solid foundation for further research and the development of current-limiting circuit breakers for medium-voltage DC systems.
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spelling doaj.art-acaf7ce9b2284ce4965ed9ace26a84592023-11-24T14:40:13ZengMDPI AGEnergies1996-10732023-11-011622754610.3390/en16227546Parameter Optimization Design of the Commutation Circuit of a Hybrid DC-Current-Limiting Circuit BreakerZhiyong Lv0Jinwu Zhuang1Jin Wu2Luhui Liu3Zhifang Yuan4Zhuangxian Jiang5Xiangjun Wang6College of Electrical Engineering, Navy University of Engineering, Wuhan 430030, ChinaCollege of Electrical Engineering, Navy University of Engineering, Wuhan 430030, ChinaCollege of Electrical Engineering, Navy University of Engineering, Wuhan 430030, ChinaCollege of Electrical Engineering, Navy University of Engineering, Wuhan 430030, ChinaCollege of Electrical Engineering, Navy University of Engineering, Wuhan 430030, ChinaCollege of Electrical Engineering, Zhejiang University, Hangzhou 310027, ChinaCollege of Electrical Engineering, Navy University of Engineering, Wuhan 430030, ChinaAimed at the optimization design of the parameters of the commutation circuit of a hybrid DC-current-limiting circuit breaker (HDCCLCB), a parameter selection model considering the short-time withstand of the thyristor and the volume of the commutation circuit is proposed by simplifying the object, and the commutation circuit parameters were preliminarily obtained. In order to verify the correctness of the method of selecting the commutation circuit parameters, the circuit simulation model of the HDCCLCB was built. The experimental platform was built, and the breaking experiment was completed under the fault condition with the current rising rate of 20 A/μs. The correctness of the simulation model and parameter design method was verified by comparing the circuit model simulation results with the experimental results. In order to further optimize the parameters of the commutation circuit, a mathematical model for optimization design was established. Taking the maximum critical breakdown voltage under unit capacitance energy as the objective function, the arcing time before commutating and the current-limiting inductance and capacitance are enumerated to obtain the optimized commutation circuit parameters. By comparing this result with the result of the preliminary design, the objective function is improved by 20.7%, laying a solid foundation for further research and the development of current-limiting circuit breakers for medium-voltage DC systems.https://www.mdpi.com/1996-1073/16/22/7546HDCCLCBcommutation circuitoptimization design
spellingShingle Zhiyong Lv
Jinwu Zhuang
Jin Wu
Luhui Liu
Zhifang Yuan
Zhuangxian Jiang
Xiangjun Wang
Parameter Optimization Design of the Commutation Circuit of a Hybrid DC-Current-Limiting Circuit Breaker
Energies
HDCCLCB
commutation circuit
optimization design
title Parameter Optimization Design of the Commutation Circuit of a Hybrid DC-Current-Limiting Circuit Breaker
title_full Parameter Optimization Design of the Commutation Circuit of a Hybrid DC-Current-Limiting Circuit Breaker
title_fullStr Parameter Optimization Design of the Commutation Circuit of a Hybrid DC-Current-Limiting Circuit Breaker
title_full_unstemmed Parameter Optimization Design of the Commutation Circuit of a Hybrid DC-Current-Limiting Circuit Breaker
title_short Parameter Optimization Design of the Commutation Circuit of a Hybrid DC-Current-Limiting Circuit Breaker
title_sort parameter optimization design of the commutation circuit of a hybrid dc current limiting circuit breaker
topic HDCCLCB
commutation circuit
optimization design
url https://www.mdpi.com/1996-1073/16/22/7546
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