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自适应滤波器的设计及其应用
引用本文:荣雅君,杨秋霞.自适应滤波器的设计及其应用[J].河北大学学报(自然科学版),2003,23(3):307-311.
作者姓名:荣雅君  杨秋霞
作者单位:燕山大学,电气工程学院,河北,秦皇岛,066004
摘    要:提出了基于Lyapunov稳定理论的自适应滤波器设计方法.该方法设计的滤波器具有自适应性和智能性,可以识别不同种类的输入信号,从而构成全通、带通或带阻滤波器.本文通过该滤波器在电力系统继电保护中的仿真实验表明,这种滤波器的结构正确,滤波效果很好,能够有效地消除各种干扰信号对继电保护动作行为的影响.

关 键 词:自适应  滤波器  继电保护  
文章编号:1000-1565(2003)03-0307-05
修稿时间:2003年3月18日

Design and Application of Adaptive Filter in Data Processing of Protective Relay for Power System
RONG Ya_jun,YANG Qiu_xia.Design and Application of Adaptive Filter in Data Processing of Protective Relay for Power System[J].Journal of Hebei University (Natural Science Edition),2003,23(3):307-311.
Authors:RONG Ya_jun  YANG Qiu_xia
Abstract:Design method of adaptive filter based on Lyapunov's stability theory is proposed. The filter designed with this method is adaptive, intelligent and able to form filters with different frequency performance according to different kinds of imputing signals. Simulating research applying this filter in relay protecting system of power system shows that it works well and its construct is correct. The influence of noises to the performance of protective relay using in power system can be restricted with this filter.
Keywords:adaptive  filter  protective relay
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