Seismic Response of Torsionally Coupled System with Magnetorheological Dampers

Table 1

Details of earthquake motions considered for the numerical study.

Earthquake	Recording Station	Component	Duration (sec)	PGA (g)
Imperial Valley, 19th May, 1940	El Centro (Array # 9)	ELC 180	40	0.31
Loma Prieta, 18th October, 1989	Los Gatos Presentation Center	LGP 000	25	0.96
Northridge, 17th January, 1994	Sylmar Converter Station	SCS 142	40	0.89
Kobe, 16th January, 1995	Japan Meteorological Agency	KJM 000	48	0.82
Erzincan, 13th March, 1992	Erzincan	ERZ-NS	20	0.51
Northridge, 17th January, 1994	Newhall Fire Station	NWH360	40	0.59
Northridge, 17th January, 1994	Rinaldi Receiving Station	RRS228	20	0.82
Chi-Chi, 20th September, 1999	TCU068	TCU068-N	90	0.57