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A feature extraction method based on improved resonance sparse decomposition for early faults in rolling bearings
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Meng SUN, Bingpeng GAO, Jing CHENG
Journal of Mechanical Strength | 2025, 47(6) : 17 - 26
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Journal of Mechanical Strength | 2025, 47(6): 17-26
Vibration·Noise·Monitoring·Diagnosis
A feature extraction method based on improved resonance sparse decomposition for early faults in rolling bearings
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Meng SUN, Bingpeng GAO, Jing CHENG
Affiliations
  • School of Electrical Engineering, Xinjiang University, Urumqi 830017, China
Published: 2025-06-15 doi: 10.16579/j.issn.1001.9669.2025.06.003
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To overcome the difficulty in early fault diagnosis with weak fault characteristics of rolling bearings that are easily drowned out by noise in the complex operation environment, an early fault diagnosis method was proposed by integrating the improved artificial gorilla troops optimizer (IGTO) algorithm, the optimized resonance-based sparse signal decomposition (RSSD), multi-parameter and sparse maximum harmonics-to-noise-ratio deconvolution (SMHD) method. Firstly, taking the squared envelope spectrum correlated kurtosis (SE-SCK) negative value of the low resonance component as the objective function, IGTO was used to simultaneously optimize the quality factor Q, weight coefficient λ and Lagrange multiplier μ of RSSD, for the achievement of the optimal matching of wavelet basis function and dissipation function. Secondly, the obtained optimal low resonance component was inputed into SMHD for filtering processing. Finally, the fault features were extracted by the perform envelope spectrum analysis. The algorithm comparison experiments show that the proposed IGTO algorithm has significantly improved optimization performance. The results of simulation and XJTU-SY bearing full life cycle fault signal test show that the proposed method is more useful in extracting early weak fault characteristics of bearings.

Improved artificial gorilla troops algorithm  /  Resonance sparse decomposition  /  Square envelope spectrum correlation kurtosis  /  Sparse maximum harmonics-to-noise-ratio deconvolution  /  Early fault diagnosis
Meng SUN, Bingpeng GAO, Jing CHENG. A feature extraction method based on improved resonance sparse decomposition for early faults in rolling bearings[J]. Journal of Mechanical Strength, 2025 , 47 (6) : 17 -26 . DOI: 10.16579/j.issn.1001.9669.2025.06.003
  • National Key Research and Development Program of China(2021YFB1506902)
  • Fundamental Research Funds for Universities of Xinjiang Uygur Autonomous Region(XJEDU2023P025)
Year 2025 volume 47 Issue 6
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Article Info
doi: 10.16579/j.issn.1001.9669.2025.06.003
  • Receive Date:2023-09-08
  • Online Date:2026-03-18
  • Published:2025-06-15
Article Data
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History
  • Received:2023-09-08
  • Revised:2023-11-30
Funding
National Key Research and Development Program of China(2021YFB1506902)
Fundamental Research Funds for Universities of Xinjiang Uygur Autonomous Region(XJEDU2023P025)
Affiliations
    School of Electrical Engineering, Xinjiang University, Urumqi 830017, China

Corresponding:

GAO Bingpeng, E-mail:
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表12种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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