Optimisation Design and Damping Effect Analysis of Large Mass Ratio Tuned Mass Dampers

Table 3

Maximum peak value of relative displacement between a TMD with optimal parameters and the main structure (cm).

T (s)		El Centro	Hachinohe	Northridge	Kobe	Mean
0.5	0.05	4.36	2.96	3.81	3.12	3.56
	0.10	2.68	2.14	2.98	2.2	2.5
	0.50	2.14	2.54	3.35	1.91	2.49
	0.75	1.83	2.6	2.75	2.79	2.49
	1.00	2.24	2.74	2.24	3.37	2.65
1.0	0.05	8.18	8.83	10.39	6.98	8.59
	0.10	3.53	4.83	5.12	5.98	4.87
	0.50	3.41	5.35	3.76	5.88	4.6
	0.75	3.91	5.9	3.55	5.46	4.7
	1.00	3.56	4.94	3.58	5.02	4.28
2.0	0.05	14.77	20.9	8.66	18.34	15.67
	0.10	7.94	11.97	5.54	10.42	8.97
	0.50	5.3	8.63	4.17	8.58	6.67
	0.75	3.94	7.95	3.45	7.05	5.6
	1.00	3.89	8.46	3.32	6.29	5.49
3.0	0.05	15.09	35.29	6.66	19.93	19.25
	0.10	6.82	13	3.78	8.89	8.12
	0.50	4.91	11.28	3.29	6.54	6.51
	0.75	4.63	10.37	2.93	5.53	5.86
	1.00	5.09	11.25	2.62	5.36	6.08