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介绍谐波小波的基本概念及其变换的基本原理,在对旋转机械中常见的非平稳信号仿真分析的基础上,运用该分析方法可以准确分辨出非平稳信号发生的频段及时间,表明其在旋转机械故障诊断中具有巨大的实用价值。
The basic concepts of harmonic wavelets and the basic principle of their transformation are introduced. Based on the analysis of common non-stationary signals in rotating machinery, the analysis method can accurately identify the frequency band and time of non-stationary signals, Rotary machinery fault diagnosis has great practical value.