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

Figure 10

Shaft vibration at the TJB of a LHG with 530 MW, in time (a) and frequency (b) domains (spectrum main peaks are 100 μmpp@1.5 Hz, 130 μmpp@4.86 Hz, and 105 μmpp@5.25 Hz).

(a)

(b)