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Author:

Zhang, Ailin (Zhang, Ailin.) | Ye, Quanxi (Ye, Quanxi.) | Wang, Zongyi (Wang, Zongyi.)

Indexed by:

EI Scopus SCIE

Abstract:

In this study, an innovative re-centering energy dissipation (RCED) brace was developed, and its behavior was experimentally studied. The RCED brace contained two groups of cables with zero initial cable force. This configuration helped to eliminate the difficult process of applying pretension and the problem of pretension loss that appears in traditional re-centering braces. The re-centering force was alternately provided using the two groups of cables, and energy dissipation was supplied using a frictional energy dissipative device. A restoring force model for the RCED brace was proposed. Three full-scaled RCED braces with various magnitudes of bolt pretension and cable diameters were designed and experimentally tested. The results indicated that the RCED braces exhibited stable quadrilateral hysteretic responses with effective energy dissipation, excellent re-centering capabilities, adjustable ultimate bearing capacity and appreciable ductility.

Keyword:

RCED brace Residual deformation Pretension loss Frictional energy dissipative device Re-centering function

Author Community:

  • [ 1 ] [Zhang, Ailin]Beijing Univ Technol, Coll Architecture & Civil Engn, Beijing 100124, Peoples R China
  • [ 2 ] [Ye, Quanxi]Beijing Univ Technol, Coll Architecture & Civil Engn, Beijing 100124, Peoples R China
  • [ 3 ] [Ye, Quanxi]Tsinghua Univ, Natl Engn Lab Green & Safe Construct Technol Urba, Beijing 100084, Peoples R China
  • [ 4 ] [Wang, Zongyi]Huazhong Univ Sci & Technol, Sch Civil Engn & Mech, Wuhan 430074, Peoples R China

Reprint Author's Address:

  • [Ye, Quanxi]Tsinghua Univ, Natl Engn Lab Green & Safe Construct Technol Urba, Beijing 100084, Peoples R China

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Related Keywords:

Source :

ENGINEERING STRUCTURES

ISSN: 0141-0296

Year: 2020

Volume: 213

5 . 5 0 0

JCR@2022

ESI Discipline: ENGINEERING;

ESI HC Threshold:115

Cited Count:

WoS CC Cited Count: 8

SCOPUS Cited Count: 7

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 6

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