signal sparse decomposition 信号稀疏分解
Sparse signal decomposition Order analysis Gear Fault diagnosis;
稀疏信号分解； 阶比分析； 齿轮； 故障诊断；
The invention discloses a gear fault diagnosis method based on multiscale linear frequency modulation-based sparse signal decomposition.
本发明公开了一种基于多尺度线调频基稀疏信号分解的齿轮故障诊断方 法。
An envelope order spectrum based on multi-scale chirplet and sparse signal decomposition was proposed and applied to the fault diagnosis of gearboxes with rotating speed fluctuation.
提出了基于线调频基稀疏信号分解的包络阶次谱方法，并将其应用于变速齿轮箱故障诊断之中。
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