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Abstract:
为选择发电机定子绝缘剩余寿命评估的特征量,测量了运行23年的发电机定子线棒局部放电、tanδ和击穿电压等参量,分析了非破坏性参量与击穿电压的关系,并根据绝缘老化机理和过程,得出了tanδ、△tanδ、S+k,S-k,Asy等5个特征参量.分析发现第一主成分中上述参量的比重较大,证明它们能较好预测绝缘的老化状态.
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高电压技术
ISSN: 1003-6520
Year: 2005
Issue: 1
Page: 30-32
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: 2
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