| 基于Hilbert-Huang变换和时频域参数的机车轴承故障诊断 |
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| 引用本文： | 龙源,黎丹. 基于Hilbert-Huang变换和时频域参数的机车轴承故障诊断[J]. 轴承, 2007, 0(9): 44-47 |
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| 作者姓名： | 龙源 黎丹 |
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| 作者单位： | 1. 兰州交通大学,自动化与电气学院,兰州,730070
2. 中南大学,信息科学与工程学院,长沙,410083 |
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| 摘 要： | 提出了基于Hilbert-Huang变换和时频域参数指标相结合的机车轴承故障诊断方法,分别对时频域参数指标诊断方法、Hilbert-Huang变换诊断方法进行了理论分析和研究,通过试验验证了此方法能有效提取机车轴承的故障特征频率。
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| 关 键 词： | 滚动轴承 机车轴承 故障诊断 特征频率 Hilbert-Huang变换 |
| 文章编号： | 1000-3762（2007）09-0044-04 |
| 修稿时间： | 2007-04-23 |
Fault Diagnostic of Locomotive Bearing Based on Parameters of Time-frequency Field and Hilbert-Huang Transform |
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| LONG Yuan,LI Dan. Fault Diagnostic of Locomotive Bearing Based on Parameters of Time-frequency Field and Hilbert-Huang Transform[J]. Bearing, 2007, 0(9): 44-47 |
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| Authors: | LONG Yuan LI Dan |
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| Abstract: | The fault diagnostic methods of locomotive bearings are put forward based on parameters of time-frequency domain and Hilbert-Huang transform,the fault diagnosis theory and methods are analyzed respectively.The experiment show that the fault characteristic frequencies of locomotive bearings are picked up effectively by the method. |
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| Keywords: | rolling bearing locomotive bearing fault diagnosis characteristic frequency Hilbert-Huang transform |
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