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时频图像Hough变换在滚动轴承故障诊断中的应用

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2010-12-15

Journal: 振动、测试与诊断

Included Journals: Scopus、CSCD、PKU、EI

Volume: 30

Issue: 6

Page Number: 634-637

ISSN: 1004-6801

Key Words: 时频分析;Hough变换;Wigner-Ville分布;故障诊断

Abstract: 为提高时频分析技术在设备故障诊断中的实用性,研究了时频图像处理的滚动轴承故障诊断技术.采用Hough变换对表征信号的Wigner-Ville时频分布进行分析,以提高时频谱表征非平稳信号的可靠性,特别对线性调频信号分析具有较好的实用性.以实验室的滚动轴承在不同状态下的状态识别为例,验证了时频图像Hough变换准确识别滚动轴承故障的有效性.

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