Table 12.
Bearing “SKF 22206 E” frequencies for different carrier speeds. Rotation per Minute (RPM), Ball Pass Frequency Outer (BPFO), Ball Pass Frequency Inner (BPFI), Ball Spin Frequency (BSF), Fundamental Train Frequency (FTF).
|
v [m/min] |
RPM | fr [Hz] |
BPFO [Hz] |
BPFI [Hz] |
BSF [Hz] |
FTF [Hz] |
frp [Hz] |
|---|---|---|---|---|---|---|---|
| 8 | 35.37 | 0.59 | 3.9 | 5.5 | 1.7 | 0.25 | 3.3 |
| 9 | 39.79 | 0.66 | 4.4 | 6.2 | 1.9 | 0.28 | 3.8 |
| 10 | 44.21 | 0.74 | 4.9 | 6.9 | 2.1 | 0.31 | 4.2 |
| 11 | 48.63 | 0.81 | 5.4 | 7.6 | 2.3 | 0.34 | 4.6 |
| 12 | 53.05 | 0.88 | 5.9 | 8.3 | 2.5 | 0.37 | 5.0 |
| 13 | 57.47 | 0.96 | 6.4 | 8.9 | 2.7 | 0.40 | 5.4 |