A Tuned Mass Damper with Nonlinear Magnetic Force for Vibration Suppression with Wide Frequency Range of Offshore Platform under Earthquake Loads

<div>The calculation diagram of permanent magnet repulsive force. (a) The repulsive force of two permanent magnets; (b) the repulsive force of the magnet tuned mass damper.</div>

Shock and Vibration

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Figure 3

Figure 3: A Tuned Mass Damper with Nonlinear Magnetic Force for Vibration Suppression with Wide Frequency Range of Offshore Platform under Earthquake Loads 

Figure 3 | A Tuned Mass Damper with Nonlinear Magnetic Force for Vibration Suppression with Wide Frequency Range of Offshore Platform under Earthquake Loads 