Research Article
A Novel MPE-LPP-ELM Recognition Method for the Fault Diagnosis of Spiral Bevel Gears
Table 3
Fault diagnosis result of spiral bevel gears at different speeds.
| | Shaft speeds r (min) | Eigenvectors | Dimension | Diagnostic accuracy rate (%) | Time (s) |
| | 1200 | MPE-LPP | 3 | 100 | 0.0041 | | MPE-PCA | 3 | 98.75 | 0.0031 | | MPE | 15 | 97.5 | 0.0081 |
| | 1500 | MPE-LPP | 3 | 100 | 0.0033 | | MPE-PCA | 3 | 97.5 | 0.0037 | | MPE | 15 | 97.5 | 0.0124 |
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