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为提升介损角测量算法对干扰因素的抑制效果,提出了一种结合自适应陷波滤波器(ANF)的谐波分析法。ANF能有效滤除电压、电流波形中的整次谐波、间谐波和噪声分量,准确实现基波分量的跟踪及基波频率的提取。谐波分析法基于ANF提取的基波分量和基波频率进行介损角计算。仿真结果表明,结合ANF的谐波分析法在频率波动、谐波分量变化、白噪声影响、介损角真值变化、初相角变化等情况下都能取得较高测量精度。
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电力自动化设备
ISSN: 1006-6047
CN: 32-1318/TM
Year: 2013
Issue: 09
Volume: 33
Page: 100-104
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 4
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