Seismic Response and Evaluation of SDOF Self-Centering Friction Damping Braces Subjected to Several Earthquake Ground Motions

Table 5

Summary of statistical values for individual model cases under 2% in 50-year ground motions.

Evaluation; item	Model ID	SF = 0.5						SF = 1.0
		15.90%	50.00%	84.10%	AVE − SD	AVE	AVE + SD	15.90%	50.00%	84.10%	AVE − SD	AVE	AVE + SD
(mm)	Case  1	7.41	13.84	22.30	7.14	15.14	23.15	14.27	32.01	44.52	15.28	30.42	45.56
	Case  2	7.06	14.20	22.58	7.02	14.69	22.36	14.33	30.46	43.95	14.99	29.95	44.90
	Case  3	6.92	14.19	22.83	6.88	14.39	21.90	14.45	29.17	43.58	14.80	29.57	44.34
	Case  4	6.81	14.16	23.08	6.87	14.30	21.73	14.34	28.10	43.33	14.56	29.17	43.78
	Case  5	6.90	14.28	23.62	6.98	14.30	21.62	14.33	27.18	43.21	14.34	28.79	43.24
(kN)	Case  1	4.31	5.37	6.28	2.75	5.62	8.48	5.26	13.31	22.49	4.64	13.39	22.15
	Case  2	4.59	5.99	7.41	3.32	6.07	8.83	5.85	12.86	22.72	4.90	13.64	22.39
	Case  3	5.32	6.60	8.50	3.83	6.62	9.40	6.47	12.61	23.04	5.22	13.96	22.71
	Case  4	6.22	7.24	9.53	4.33	7.19	10.05	7.10	12.51	23.57	5.52	14.28	23.04
	Case  5	7.16	7.92	10.48	4.80	7.76	10.72	7.74	12.54	24.17	5.84	14.60	23.37
(mm)	Case  1	0.01	0.16	0.30		0.20	0.40	0.00	0.14	0.73	0.06	0.27	0.59
	Case  2	0.03	0.26	0.64	0.03	0.35	0.67	0.01	0.32	0.64	0.01	0.40	0.82
	Case  3	0.13	0.44	1.08	0.13	0.55	0.97	0.06	0.53	0.85	0.07	0.56	1.06
	Case  4	0.26	0.69	1.21	0.22	0.72	1.22	0.09	0.60	1.08	0.06	0.67	1.27
	Case  5	0.06	0.67	1.26	0.07	0.76	1.45	0.08	0.62	1.55	0.15	0.81	1.48
RR (%)	Case  1	90.9	93.8	96.6	90.0	93.5	97.0	95.3	96.5	97.3	94.5	96.3	98.1
	Case  2	82.2	88.6	93.8	81.3	88.1	94.9	91.5	94.1	96.4	90.3	93.8	97.3
	Case  3	72.3	82.4	93.5	74.6	83.4	92.3	87.1	90.9	96.4	86.0	91.2	96.3
	Case  4	56.4	60.3	78.7	53.0	66.1	79.3	60.3	70.7	82.9	60.2	72.0	83.8
	Case  5	42.7	60.5	85.7	45.2	63.3	81.4	40.2	54.3	70.3	39.1	56.6	74.0