Research Article

A Bearing Fault Diagnosis Using a Support Vector Machine Optimised by the Self-Regulating Particle Swarm

Table 4

Energy entropy at 1792 .

Fault locationFault markFeature numberEnergy entropy at 1792
E1/EE2/EE3/EE4/EE5/EE6/E

Inner ring110.00180.10770.20510.04780.01130.0049
120.00240.11740.22440.03650.00950.0040
130.00180.10490.19860.09830.01040.0034
140.00210.11320.21660.04600.00680.0029
150.00180.12470.19940.05650.01160.0034

Outer ring210.00910.26710.29520.15910.04180.0198
220.00450.17270.26600.08210.03930.0227
230.00370.16490.24820.06730.02210.0130
240.00370.14310.24150.14760.03280.0121
250.00550.22640.17070.23950.06600.0168

Ball310.00550.25550.23400.07890.05450.0093
320.00750.26260.28100.08410.04280.0235
330.00500.25520.21670.08250.04980.0205
340.00850.28510.27990.08600.04560.0137
350.00540.23050.25680.08580.05780.0142