Research Article

Complexity Analysis of Time-Frequency Features for Vibration Signals of Rolling Bearings Based on Local Frequency

Table 3

The LZC features of the time-domain signal for the rolling bearing under different damage diameters.

Damage size (mm)Inner ring faultOuter ring faultRolling element fault

0.17780.27260.20380.2777
0.35560.25730.24040.2955
0.53340.19360.28850.3032
0.71120.14200.30130.3140