Experimental Estimation of Journal Bearing Stiffness for Damage Detection in Large Hydrogenerators

<div>Pads clearances (<i>μ</i>m) in the upper journal bearing of a LHG: (a) nominal clearances (blue circle), (b) clearances measured at 0 MW (green closed curve), and (c) clearances measured at 700 MW (red closed curve).</div>

Shock and Vibration

fig3

Figure 3

Figure 3: Experimental Estimation of Journal Bearing Stiffness for Damage Detection in Large Hydrogenerators 