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author:

张先泰 (张先泰.) [1] | 李天友 (李天友.) [2] | 蔡金锭 (蔡金锭.) [3]

Indexed by:

CQVIP

Abstract:

介绍了利用瞬时性绝缘接地故障的选线来监测中压配电网绝缘状态的新思路。通过对瞬时绝缘接地,故障的相位和频率进行分析,提出了基于小波包分解的小波特征频段选取方法,阐述了利用小波特征频段信号的暂态无功功率选线判据。最后搭建了瞬时性绝缘接地故障的仿真模型,仿真结果表明,该方法能够有效、可靠地选择出瞬时性绝缘故障线路。

Keyword:

小波包分析 暂态无功功率 瞬时性绝缘接地故障

Community:

  • [ 1 ] 福州大学电气工程与自动化学院,福建福州350108
  • [ 2 ] 福建省电力有限公司,福建福州350002

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Source :

供用电

ISSN: 1006-6357

Year: 2010

Issue: 5

Page: 46-49

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: -1

30 Days PV: 0

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