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Abstract:
噪声的干扰导致滚动轴承早期故障信号不易被发现,有效滤除噪声信号是实现设备早期故障诊断的关键.对基于Sigmoid函数的变步长自适应算法(G-SVSLMS)进行相关性改进,并将该方法应用于振动信号的初始降噪.根据冗余提升原理对一次降噪后信号进行再降噪,从而实现设备振动信号的有效提取.实验及工程数据分析表明该复合方法的应用效果明显高于单一滤波方法.
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制造技术与机床
ISSN: 1005-2402
Year: 2017
Issue: 10
Page: 38-41
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: 12
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