Design and Simulation of a Damper with Negative Stiffness for Vibration Mitigation from Drilling Equipment to a Semi-Submersible Platform

<div>Simulation results of the NSD model. (a) Axial force–deformation relationship of the NSD model. (b) Time histories of axial deformation and force of the single spring.</div>

Shock and Vibration

fig9

Figure 9

Figure 9: Design and Simulation of a Damper with Negative Stiffness for Vibration Mitigation from Drilling Equipment to a Semi-Submersible Platform 