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Author:

崔玲丽 (崔玲丽.) (Scholars:崔玲丽) | 杜建喜 (杜建喜.) | 刘志峰 (刘志峰.) (Scholars:刘志峰) | 张超 (张超.)

Indexed by:

incoPat zhihuiya

Abstract:

本发明公开了一种基于自适应MCKD的轴承外圈早期故障诊断方法,该方法为一种针对轴承外圈早期故障的诊断方法。本发明针对MCKD降噪效果受滤波器阶数L及位移顺序M影响的问题,研究了轴承的故障机理,提出了一种基于自适应MCKD的轴承外圈早期故障诊断方法。在不同M值情况下,分别计算Teager谱峭度均值,选取最优位移顺序M,再以Teager谱峭度为目标函数,利用迭代算法搜寻最优滤波器阶数L,通过包络谱提取微弱故障特征。对比最小熵解卷积(MED)算法,本方法显示了更高的准确度,证明了本方法对轴承外圈早期故障诊断的准确性。

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Patent Info :

Type: 发明申请

Patent No.: CN201810956206.X

Filing Date: 2018-08-21

Publication Date: 2018-12-21

Pub. No.: CN109063672A

Applicants: 北京工业大学

Legal Status: 驳回

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: 7

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