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

Table 6

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)	0.620	0.620	0.00	0.613	0.613	0.00	0.608	0.608	0.00
(m/s^2)	1.835	1.835	0.00	1.798	1.798	0.00	1.910	1.909	−0.05
(mm)	2.450	2.450	0.00	2.300	2.300	0.00	2.330	2.330	0.00
(cm)	4.759	4.759	0.00	4.522	4.522	0.00	4.476	4.477	0.02
(10^5 N)	2.451	2.451	0.00	2.666	2.666	0.00	2.446	2.444	−0.08
(10^4 kN⋅m)	10.669	10.668	−0.01	10.670	10.667	−0.03	10.670	10.672	0.02
(10^6 N)	2.275	2.274	−0.04	2.275	2.274	−0.04	2.275	2.275	0.00
(10^5 N)	5.267	5.265	−0.04	4.573	4.571	−0.04	4.959	4.958	−0.02
(10^4 kN⋅m)	11.153	11.153	0.00	11.153	11.153	0.00	11.151	11.152	0.01
(10^6 N)	2.378	2.378	0.00	2.378	2.378	0.00	2.378	2.378	0.00
(10^6 N)	1.767	1.767	0.00	1.816	1.816	0.00	2.005	2.005	0.00
(10^4 kN⋅m)	11.804	11.804	0.00	11.804	11.804	0.00	11.802	11.803	0.01
(10^6 N)	2.466	2.466	0.00	2.466	2.466	0.00	2.465	2.466	0.04
(10^6 N)	3.096	3.096	0.00	3.303	3.303	0.00	4.113	4.114	0.02
(10^6 kN⋅m)	1.149	1.149	0.00	1.076	1.076	0.00	1.095	1.095	0.00
(10^7 N)	0.994	0.994	0.00	1.011	1.011	0.00	0.891	0.891	0.00