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author:

魏宏安 (魏宏安.) [1] | 陈尧 (陈尧.) [2]

Abstract:

局部放电检测是一种通过检测局部放电的强弱来表征设备绝缘状态的方法,而信号特征的提取是其重点和难点。局部放电信号是非平稳信号,不适用傅里叶变换来提取信号的频谱特征,本文提出利用小波分解-希尔伯特变换的方法来分析局部放电信号的特征,经实验测试证明该方法能有效地提取出信号的频谱特征。

Keyword:

小波分解-希尔伯特变换 局部放电 特征提取 超声信号

Community:

  • [ 1 ] 福州大学物理与信息工程学院

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Source :

电气开关

Year: 2018

Issue: 02

Volume: 56

Page: 9-12,16

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: 0

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