Table 1 Gearbox characteristic frequencies
From: Acoustics Based Monitoring and Diagnostics for the Progressive Deterioration of Helical Gearboxes
Gearbox No. | SRF (Hz) | GMF (Hz) |
|---|---|---|
GB1 | \({f}_{r1}=17.3\) \({f}_{r2}=15.4\) | \({f}_{m1}=847.7\) |
\({f}_{r2}=15.4\) \({f}_{r3}=3.39\) | \({f}_{m2}=200.2\) | |
GB2 | \({f}_{r3}=3.39\) \({f}_{r4}=15.4\) | \({f}_{m3}=200.2\) |
\({f}_{r4}=15.4\) \({f}_{r5}=12.48\) | \({f}_{m4}=723.84\) |