Vibration Control Performance Analysis and Shake-Table Test of a Pounding Tuned Rotary Mass Damper under the Earthquake

Table 7

Dynamic responses of the main structure under El Centro excitation.

Cases	Max. displ. ampl. (mm)	Displ. RMS (mm)	Max. acc. ampl. (m/s^2)	Acc. RMS (m/s^2)
Uncontrolled	13.47	5.21	3.26	0.99
Controlled	9.98	2.56	2.45	0.45
Redn. ratio (%)	25.91	50.86	24.85	54.55