High Response Performance of a Tuned-Mass Damper for Vibration Suppression of Offshore Platform under Earthquake Loads

Figure 6

Displacement responses under the El-Centro NS and Taft EW seismic waves: (a) numerical analysis under the El-Centro NS, (b) experimental result under the El-Centro NS, (c) numerical analysis under the Taft EW, and (d) experimental result under the Taft EW.

(a) Numerical analysis under the El-Centro NS seismic wave (TMD: tuned-mass damper)

(b) Experimental result under the El-Centro NS seismic wave (TMD: tuned-mass damper)

(c) Numerical analysis under the Taft EW seismic wave (TMD: tuned-mass damper)

(d) Experimental result under the Taft EW seismic wave (TMD: tuned-mass damper)