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

<div>Shaft eccentricity in the upper, lower, and turbine journal bearings of a LHG at speed-no-load condition, with the generator rotor balanced (Balan) and unbalanced, with ISO quality grades G4.25 and G6.65.</div>

International Journal of Rotating Machinery

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Figure 4

Figure 4: Experimental Aspects in the Vibration-Based Condition Monitoring of Large Hydrogenerators 