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Advances in Nano Research
  Volume 8, Number 4, May 2020 , pages 323-333
DOI: https://doi.org/10.12989/anr.2020.8.4.323
 


Performance assessment of buckling restrained brace with tubular profile
Yan Cao, Sadaf Mahmoudi Azar, S.N.R. Shah, Ahmed Fathi Mohamed Salih, Tiana Thiagi, Kittisak Jermsittiparsert and Lanh Si Ho

 
Abstract
    In recent years, there has been an upsurge for the usage of buckling restrained braces (BRB) rather than ordinary braces, as they have evidently performed better. If the overall brace buckling is ignored, BRBs are proven to have higher energy absorption capacity and flexibility. This article aims to deliberate an economically efficient yet adequate type of all-steel BRB, comprised of the main components as in traditional ones, such as : (1) a steel core that holds all axial forces and (2) a steel restrainer tube that hinders buckling to occurr in the core; there is a more practical detailing in the BRB system due to the elimination of a filling mortar. An investigation has been conducted for the proposed rectangular-tube core BRB and it is hysteric behavioral results have been compared to previous researches conducted on a structure containing a similar plate core profile that has the same cross-sectional area in its core. A loss of strength is known to occur in the BRB when the limiting condition of local buckling is not satisfied, thus causing instability. This typically occurs when the thickness of the restrainer tube
 
Key Words
    buckling restrained braces; hysteretic response; tubular profile; seismic performance
 
Address
(1) Yan Cao:
School of Mechatronic Engineering, Xi\'an Technological University, Xi\'an, 710021, China;
(2) Sadaf Mahmoudi Azar:
Department of Civil Engineering, Faculty of Engineering, University of Malaya, Malaysia;
(3) S.N.R. Shah:
Department of Civil Engineering, Mehran University of Engineering and Technology, SZAB Campus, Pakistan;
(4) Ahmed Fathi Mohamed Salih:
Civil Engineering Department, College of Engineering, University of Bisha, Bisha 67714, Saudi Arabia;
(5) Ahmed Fathi Mohamed Salih:
Civil Engineering Department, College of Engineering, University of Bahri, Khartoum, Sudan;
(6) Tiana Thiagi:
Sunway Group Education Malaysia, Malaysia;
(7) Kittisak Jermsittiparsert:
Department for Management of Science and Technology Development, Ton Duc Thang University, Ho Chi Minh City, Vietnam;
(8) Kittisak Jermsittiparsert:
Faculty of Social Sciences and Humanities, Ton Duc Thang University, Ho Chi Minh City, Vietnam;
(9) Lanh Si Ho:
Institute of Research and Development, Duy Tan University, Da Nang 550000, Vietnam.
 

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