1Building Seismic Safety Council.NEHRP Guidelines for the Seismic Rehabilitation of Buildings,FEMA-273[M].Federal Emergency Management Agency:Washington,DC,1997.
2Chopra AK,Goel RK.A modal Pushover analysis procedure to estimate seismic demands for buildings:theory and preliminary evaluation[R].Berkeley,CA:Report No.PEER 2001/03,Pacific Earthquake Engineering Research Center,University of California,2001.
3KALKAN E,SASHI S K. Adaptive modal combination procedure for nonlinear static analysis of building structures [J]. Journal of Structural Engineering,2006, 132(11): 1721-1731.
4KRAWINKLAR H, SENEVIRATNA G D P K. Pros and cons of a pushover analysis of seismic performance evaluation [J]. Engineering Structures, 1998, 20 (4/6):452-464.
5CHOPRAAK, GOEL R K. A modal pushover analysis procedure for estimating seismic demands for buildings [J]. Earthquake Engineering and Structural Dynamics, 2002, 31(3):561-582.
6CHOPRA A K, GOEL R K, CHINTANAPAKDEE C. Evaluation of a modified MPA procedure assuming higher modes as elastic to estimate seismic demands[J]. Earthquake Spectra, 2004, 20 ( 3 ):757-778.
7MAZZONI S, MCKENNA F, SCOTT M H, et al. OpenSees users manual[R]. Berkeley: University of California, 2006.
8SCOTT B D,PARK R, PRIESTLEY M J N. Stressstrain behavior of concrete confined by overlapping hoops at low and high strain rates[J]. ACI Structural Journal, 1982, 79(1):13-27.
9SCOTT M H, FRANCHIN P, FENVES G L, et al. Response sensitivity for nonlinear beam-column elements[J]. Journal of Structural Engineering, 2004, 130(9):1281-1288.
10BORZI B, ELNASHAI A S. Refined force reduction factors for seismic design [J]. Journal of Engineering Structures, 2000, 22(5): 1244-1260.
