基于HHT算法的轴承保持架磨损故障特征提取

摘要

The authors mainly introduced basic concept and features of HHT algorithm, and analyzed fault frequency of rolling bearing and feature extraction of slight damages.%主要介绍了HHT算法的基本概念和基本特征，分析了滚动轴承的故障频率及滚动轴承保持架轻微受损的特征提取。