Dynamic Performance Analysis of a Curved Cable-Stayed Bridge Based on the Direct Method and the Sensitivity-Based Iterative Method

Table 9

Comparison of the experimental and numerical data for the updated FE models with four parameters.

No.	Mode	f 2010 (Hz)	f FE-ini (Hz)	ΔfFE-ini (%)	MAC	f FE-D (Hz)	ΔfFE-D (%)	MACD	f FE-I (Hz)	ΔfFE-I (%)	MACI
1	B1	0.64	0.62	−2.5	0.96	0.62	−1.8	0.96	0.64	0.8	0.96
2	B2	1.00	0.91	−9.2	0.96	0.93	−6.4	0.95	0.97	−3.0	0.95
3	B3	1.14	1.10	−4.2	0.98	1.1	−3.6	0.98	1.13	−1.2	0.98
4	T1	1.39	1.38	−0.8	0.89	1.33	−3.9	0.98	1.39	0.1	0.98
5	M1	1.52	1.44	−5.4	0.96	1.44	−5.4	0.97	1.49	−2.2	0.97
6	T2	1.60	1.50	−6.5	0.88	1.5	−6.6	0.9	1.54	−3.8	0.85
7	B4	1.95	1.95	0.0	0.97	1.95	−0.2	0.97	2	2.6	0.87
8	T3	2.64	2.53	−4.3	0.84	2.53	−4.2	0.97	2.63	−0.4	0.94
9	T4	3.17	2.83	−10.7	0.93	2.86	−9.9	0.93	2.98	−6.2	0.93
10	T5	4.05	3.95	−2.6	0.95	3.94	−2.8	0.94	4.1	1.2	0.94
11	T6	4.93	4.77	−3.2	0.91	4.77	−3.3	0.93	4.97	0.7	0.92
12	T7	5.60	5.46	−2.4	0.95	5.46	−2.4	0.95	5.69	1.7	0.95
13	T8	6.83	6.67	−2.3	0.89	6.62	−3.0	0.92	6.9	1.1	0.92