Indexed by:
Abstract:
在分析谐振接地系统现有故障选线方法不足的基础上,提出了一种通过消弧线圈并联电阻增强残留故障信号的方案.投入电阻前,利用小波包分析,在选定频带内按照能量最大原则确定特征频带,对零序电流在该频带内的分量通过能量法初选出可能故障的线路.同时利用并联电阻投入时零序电流幅值的变化,检测信号的奇异性并结合小波包能量法进一步确定故障线路.仿真结果表明投入电阻后可提高选线的裕度和准确性.
Keyword:
Reprint 's Address:
Email:
Version:
Source :
电工电气
ISSN: 1007-3175
CN: 32-1800/TM
Year: 2012
Issue: 11
Page: 15-19
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 9
Affiliated Colleges: