Experimental Aspects in the Vibration-Based Condition Monitoring of Large Hydrogenerators

<div>Shaft vibration at the TJB of a LHG with 540 MW, in time (a) and frequency (b) domains (spectrum main peaks are 90 <i>μ</i>mpp@1.5 Hz, 205 <i>μ</i>mpp@5.50 Hz, and 155 <i>μ</i>mpp@5.76 Hz).</div>

International Journal of Rotating Machinery

fig11

Figure 11

Figure 11: Experimental Aspects in the Vibration-Based Condition Monitoring of Large Hydrogenerators 