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Author:

薛殿威 (薛殿威.) | 付胜 (付胜.) | 周忠臣 (周忠臣.) | 王晓铭 (王晓铭.) | 于梦瑶 (于梦瑶.)

Indexed by:

incoPat zhihuiya

Abstract:

本发明公开了一种滚动轴承故障诊断的方法,具体涉及一种基于互补总体平均模态分解和支持向量机的滚动轴承故障诊的方法,属于旋转机械故障诊断领域。该方法主要包括步骤S1:获取滚动轴承在正常、外圈故障、内圈故障、滚动体故障状态下的振动加速度信号,得到时域信号样本集。步骤S2:对得到的时域信号样本进行互补总体平均模态分解,得到本征模函数分量。步骤S3:对每个本征模函数分量求取峭度值。步骤S4:建立基于支持向量机的轴承故障诊断模型。步骤S5:将测试样本或者实时样本输入到轴承故障诊断模型中,对故障进行诊断。

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Patent Info :

Type: 发明申请

Patent No.: CN201810137991.6

Filing Date: 2018-02-10

Publication Date: 2018-06-15

Pub. No.: CN108168890A

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: 9

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