Seismic Vibration Mitigation of Wind Turbine Tower Using Bi-Directional Tuned Mass Dampers

<div>The reduction ratio of acceleration induced by bi-directional earthquakes. (a) Acceleration in fore-aft direction. (b) Acceleration in side-side direction. (c) Acceleration standard deviation in fore-aft direction. (d) Acceleration standard deviation in side-side direction.</div>

Mathematical Problems in Engineering

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Figure 20

Figure 20: Seismic Vibration Mitigation of Wind Turbine Tower Using Bi-Directional Tuned Mass Dampers 