- Article
Two-Stage Harmonic Optimization-Gram Based on Spectral Amplitude Modulation for Rolling Bearing Fault Diagnosis
- Qihui Feng,
- Qinge Dai,
- Jun Wang,
- Yongqi Chen,
- Jiqiang Hu,
- Linqiang Wu and
- Rui Qin
To address the challenge of effectively extracting early-stage failure features in rolling bearings, this paper proposes a two-stage harmonic optimization-gram method based on spectral amplitude modulation (SAM-TSHOgram). The method first employs amp...