Real-Time Quantitative Evaluation on the Longitudinal Slip Performance of Spherical Steel Bearings of Long-Span Bridges

Table 2

Experiment data.

	D1(t) (mm)	D2(t) (mm)	A(t) (N)	f(t) (N)				E1	E2
				f1, m(t)	f2, m(t)	f1, a(t)	f2, m(t)
1	0.96	2.17	0.95	0.23	0.49	0.22	0.47	4.53	4.66
2	1.93	4.33	1.89	0.45	0.98	0.45	0.94	1.49	4.03
3	2.86	6.45	2.8	0.68	1.43	0.66	1.4	2.66	2.42
4	3.82	8.59	3.66	0.9	1.85	0.88	1.86	1.66	0.97
5	4.79	10.74	4.57	1.11	2.31	1.11	2.33	0.63	0.99
6	5.75	12.86	5.43	1.32	2.73	1.33	2.79	0.73	2.22
7	6.71	14.99	6.27	1.54	3.13	1.55	3.25	0.86	3.84
8	7.66	17.14	7.23	1.76	3.63	1.77	3.72	0.55	2.46
9	8.6	19.24	8.09	1.98	4.05	1.99	4.18	0.44	3.12
10	9.59	21.48	9.06	2.22	4.54	2.22	4.66	0.03	2.65
11	10.58	23.71	9.96	2.45	4.97	2.45	5.15	0.2	3.33
12	11.57	25.84	10.84	2.65	5.42	2.67	5.61	1.04	3.37
13	12.53	27.95	11.7	2.86	5.84	2.89	6.07	1.26	3.76
14	13.48	30.06	12.58	3.07	6.28	3.11	6.52	1.52	3.71