Seismic Reduction Performance of Wrap Rope Connection Devices for Continuous Girder Bridges

Table 5

Maximum acceleration for different frequency spectra (g).

Peak acceleration (g)	Location	Qian An (I)			EL Centro (II)			Taft (III)			Tian Jin (IV)
		Without WRCD	With WRCD	Relative error	Without WRCD	With WRCD	Relative error	Without WRCD	With WRCD	Relative error	Without WRCD	With WRCD	Relative error
		1	2	(2 − 1)/1	1	2	(2 − 1)/1	1	2	(2 − 1)/1	1	2	(2 − 1)/1
0.4	P1	0.917	0.954	4.0%	1.563	1.447	−7.4%	1.669	1.674	0.3%	—	2.249	—
	P2	0.109	0.128	17.5%	0.147	0.824	459.2%	0.121	1.063	776.3%	—	1.876	—
	P3	1.304	1.043	−20.0%	1.366	1.014	−25.8%	1.915	1.891	−1.2%	—	2.664	—
	P4	0.82	0.761	−7.1%	1.384	1.281	−7.4%	1.778	1.547	−13.0%	—	2.208	—