低压直流电弧检测与分断技术研究综述

doi:10.16628/j.cnki.2095-8188.2024.08.001

摘要/Abstract

摘要：

低压直流电弧精准检测与快速分断技术是保障低压直流配用电系统安全、稳定、可靠运行的关键。首先综述轨道交通新场景下发展的直流故障电弧检测技术,分析多类基于时频域特征构建算法和基于机器学习的智能模型设计方式,介绍采用电磁、电流信号等特征的多种直流故障电弧定位技术。其次综述面向低压直流系统的快速分断技术,概述传统机械断路器开断方法,介绍基于电力电子器件发展的混合式断路器和固态断路器研究进展。最终提出低压电器设计领域发展方向,以期为相关研究人员提供参考。

关键词: 直流电弧, 故障检测, 故障定位, 电弧分断, 断路器

Abstract:

DC arc accurate detection and fast breaking technology is the key to ensure the safe,stable and reliable operation in low voltage DC power distribution systems.Firstly,DC arc fault detection technologies in the new scenario of transport are summarized.The multiple kinds of time-frequency domain feature construction algorithms and intelligent models based on the machine learning are analyzed,and a variety of DC arc fault localization techniques using electromagnetic and current signals are introduced.Secondly,the fast interruption technology for low voltage DC systems is reviewed,and the traditional mechanical circuit breaker interruption methods are summarized.The research progress of hybrid circuit breakers and solid-state circuit breakers based on the development of power electronic devices is introduced.Finally,the development direction of low voltage electrical design field is finally proposed,which helps provide references for relevant researchers.

Key words: DC arc, fault detection, fault localization, arc interruption, circuit breaker

中图分类号:

TM501.2

李兴文, 张照资, 杨皓文, 孟羽, 汪倩, 陈思磊. 低压直流电弧检测与分断技术研究综述[J]. 电器与能效管理技术, 2024, 0(8): 1-10.

LI Xingwen, ZHANG Zhaozi, YANG Haowen, MENG Yu, WANG Qian, CHEN Silei. Review of Research on Low Voltage DC Arc Detection and Interruption Technology[J]. LOW VOLTAGE APPARATUS, 2024, 0(8): 1-10.

图/表 3

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