Seismic Response of Reinforced Concrete Frames with Strength and Stiffness Irregularities

10.14359/613 ◽  
1999 ◽  
Vol 96 (2) ◽  
2010 ◽  
Vol 32 (9) ◽  
pp. 2931-2939 ◽  
Author(s):  
Andres Lepage ◽  
Michael W. Hopper ◽  
Sebastian A. Delgado ◽  
Jeff J. Dragovich

2014 ◽  
Vol 111 (3) ◽  
Author(s):  
Akanshu Sharma ◽  
G. R. Reddy ◽  
R. Eligehausen ◽  
G. Genesio ◽  
S. Pampanin

2013 ◽  
Vol 48 (1) ◽  
pp. 1-16 ◽  
Author(s):  
B.R. Jayalekshmi ◽  
V.G. Deepthi Poojary ◽  
Katta Venkataramana ◽  
R. Shivashankar

2012 ◽  
Vol 18 (12) ◽  
pp. 1243-1250
Author(s):  
Francesca Dezi ◽  
Sandro Carbonari ◽  
Fabrizio Gara ◽  
Graziano Leoni

2018 ◽  
Vol 21 (14) ◽  
pp. 2154-2168 ◽  
Author(s):  
Rabab Allouzi ◽  
Ayhan Irfanoglu

The complex behavior of reinforced concrete frames with infill walls under earthquake loads requires a realistic conceptual model that recognizes changes in strength and stiffness occurring during loading. Accordingly, a new hysteresis model is developed in this article for such reinforced concrete frames to investigate the ultimate damage state given a ground motion. Using this model, the infilled frame can be represented as a single-degree-of-freedom system for computationally efficient dynamic in-plane response analysis. A backbone curve is developed first to provide an envelope within which load–displacement paths occur. Then, the load reversal effects are described and integrated into the backbone curve to obtain the hysteresis model. The hysteresis model developed in this article is checked using data from 11 laboratory experiments carried out by other researchers. The applicability of the hysteresis model is also illustrated on a laboratory specimen that was tested by other researchers under base excitation.


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