Shock and Vibration / 2015 / Article / Tab 3

Research Article

Automatic Condition Monitoring of Industrial Rolling-Element Bearings Using Motor’s Vibration and Current Analysis

Table 3

Calculated s within 0, 500 Hz, 50 Hz motor input, free load condition, and radial vibration measurements.

CF (Hz ± 2%) No fault (%) Inner (%) Outer (%)

: 101.68 23.90 2.22 5.97
: 153.49 21.18 11.11 41.79
: 203.36 27.88 6.67 22.39
: 246.51 14.8 51.11 13.43
: 305.04 27.6 4.44 4.48
: 306.98 32.4 8.89 40.30
: 406.72 −14.00 −2.21 8.96
: 460.47 −20.00 −1.18 20.90
: 493.02 0.10 42.22 −11.94