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author:

刘永清 (刘永清.) [1] | 蔡金锭 (蔡金锭.) [2]

Indexed by:

CQVIP PKU

Abstract:

对Prony算法进行改进,应用于输电线路距离保护中,在短窗内精确提取故障工频分量,提高保护的动作速度和抗暂态超越的能力.利用Prony算法拟合故障暂态信号,滤除信号的工频极点,求出自由分量极点;并利用实时采样数据精确拟合工频幅值和相位,在一个周期内实现可靠、灵敏、快速的相间距离保护算法,并设计算法实现方案,编写相应的程序.大量仿真结果验证了改进的Prony算法应用于相间距离保护的有效性和准确性.

Keyword:

Prony算法 距离保护 输电线路

Community:

  • [ 1 ] [刘永清]福州大学
  • [ 2 ] [蔡金锭]福州大学

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Source :

电力科学与技术学报

ISSN: 1673-9140

CN: 43-1475/TM

Year: 2015

Issue: 4

Volume: 30

Page: 83-90

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 4

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