Shock and Vibration / 2015 / Article / Tab 5

Research Article

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

Table 5

Calculated s within 0, 540 Hz, 50 Hz motor input, free load condition, and current measurements.

CCF (Hz ± 2%) Inner (%) Outer (%)

: 105.5 17.26 10.10
−9.62 −70.50
: 194.421.90 −7.90
: 205.4 10.54 −5.11
: 260.9 18.75 66.90
: 294.3 34.32 −7.82
: 360.8 −20.73 68.15
: 416.3 8.80 56.90
: 438.7 15.5 −8.51
: 516.3 12.23 57.61
: 538.6 11.11 −71.8