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author:

叶鑫杰 (叶鑫杰.) [1] | 兰生 (兰生.) [2] | 肖思捷 (肖思捷.) [3] | 原永滨 (原永滨.) [4]

Indexed by:

PKU CSCD

Abstract:

可靠精确的故障定位技术对MMC-HVDC输电系统的稳定运行至关重要。针对高阻接地故障的定位精度低的问题,提出了一种基于小波包能量熵(wavelet packet energy entropy,WPEE)和深度信念网络(deep belief network,DBN)的输电线路单极接地故障定位方法。通过对不同条件下故障波形中所包含的故障信息进行分析,运用小波包能量熵提取双端故障电压波形中深层故障特征并构造新的特征矩阵。基于新的特征矩阵搭建DBN模型并通过粒子群寻优(particle sw arm optimization,PSO)算法对其模型参数进行寻优,最终利用DBN回归机制实现精确的故障定位...

Keyword:

MMC-HVDC 小波包能量熵 深度信念网络 粒子群寻优算法 高阻接地故障

Community:

  • [ 1 ] 福州大学电气工程与自动化学院

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Source :

南方电网技术

Year: 2021

Issue: 02

Volume: 15

Page: 82-91

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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