Research Article
Fault Diagnosis of Subway Traction Motor Bearing Based on Information Fusion under Variable Working Conditions
Table 2
Eight basic diagnostic modes.
| | No. | Test variable | Training set | Test set |
| | 1 | Speed (rpm) | 800, 1600 | 2400 | | 2 | Speed (rpm) | 800, 2400 | 1600 | | 3 | Speed (rpm) | 1600, 2400 | 800 | | 4 | Speed (rpm) | 800, 1600, 2400 | 800, 1600, 2400 | | 5 | Load (kN) | 5, 7 | 9 | | 6 | Load (kN) | 5, 9 | 7 | | 7 | Load (kN) | 7, 9 | 5 | | 8 | Load (kN) | 5, 7, 9 | 5, 7, 9 |
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