Numerical Simulations and Control of Offshore Energy Harvesting Using Piezoelectric Materials in a Portal Frame Structure

<div>Time history of (a) the TMD displacement of <i>x</i><sub>1</sub>, (b) portal frame displacement <i>x</i><sub>3</sub>, and (c) voltage <i>x</i><sub>5</sub>. Figures showing results obtained before optimization, after optimization, and when the control is applied.</div>

Shock and Vibration

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Figure 6

Figure 6: Numerical Simulations and Control of Offshore Energy Harvesting Using Piezoelectric Materials in a Portal Frame Structure 