Experimental and Numerical Analysis of a High-Rise Structure with a Dual FPS Isolation System

Table 4

Top acceleration vibration reduction rate of the structure FPS isolation system/(%).

	PGA (g)	1940 El Centro	1952 Taft	1979 Imperial Valley	1994 Northridge
FPS base isolation structure	0.1	28.22	12.00	29.35	29.35
	0.15	41.40	36.39	11.53	23.56
	0.2	21.19	49.38	7.20	17.65
	0.25	35.56	43.39	41.39	27.78
FPS inter-storey isolation structure	0.1	25.81	22.37	28.74	28.74
	0.15	31.64	39.10	41.85	55.41
	0.2	41.27	45.99	29.55	30.99
	0.25	59.14	54.83	19.59	51.86
FPS dual isolation structure	0.1	51.98	42.94	38.16	38.16
	0.15	54.50	56.47	55.20	41.55
	0.2	49.36	64.53	50.53	54.00
	0.25	61.98	57.79	52.59	61.62