Traveling Wave Resonance and Simplified Analysis Method for Long-Span Symmetrical Cable-Stayed Bridges under Seismic Traveling Wave Excitation

Table 8

Comparisons of the structural peak seismic responses under different excitation methods under the excitation of .

Responses	Cases
	= 5000 m/s			= 3000 m/s			= 1000 m/s
	Excitation method 1	Excitation method 2	(%)	Excitation method 1	Excitation method 2	(%)	Excitation method 1	Excitation method 2	(%)
(m)	0.676	0.676	0.00	0.676	0.676	0.00	0.663	0.663	0.00
(m/s^2)	1.881	1.881	0.00	1.919	1.919	0.00	2.106	2.105	−0.05
(mm)	2.190	2.190	0.00	2.120	2.120	0.00	2.340	2.340	0.00
(cm)	4.182	4.182	0.00	4.098	4.099	0.02	4.361	4.361	0.00
(10^5 N)	2.628	2.628	0.00	2.476	2.478	0.08	3.155	3.154	−0.03
(10^5 kN⋅m)	1.060	1.060	0.00	1.060	1.060	0.00	1.060	1.060	0.00
(10^6 N)	2.361	2.361	0.00	2.361	2.361	0.00	2.361	2.362	0.04
(10^5 N)	4.878	4.879	0.02	5.081	5.081	0.00	6.336	6.332	−0.06
(10^5 kN⋅m)	1.003	1.003	0.00	1.003	1.003	0.00	1.001	1.001	0.00
(10^6 N)	2.283	2.283	0.00	2.283	2.283	0.00	2.281	2.283	0.09
(10^6 N)	2.099	2.099	0.00	2.198	2.198	0.00	2.246	2.246	0.00
(10^5 kN⋅m)	1.054	1.054	0.00	1.054	1.054	0.00	1.053	1.053	0.00
(10^6 N)	2.379	2.379	0.00	2.379	2.379	0.00	2.380	2.380	0.00
(10^6 N)	4.369	4.369	0.00	4.827	4.827	0.00	4.275	4.275	0.00
(10^6 kN⋅m)	1.036	1.036	0.00	1.001	1.001	0.00	1.110	1.110	0.00
(10^6 N)	9.952	9.952	0.00	10.025	10.025	0.00	10.489	10.487	−0.02