Journal of Northeastern University(Natural Science) ›› 2021, Vol. 42 ›› Issue (3): 428-435.DOI: 10.12068/j.issn.1005-3026.2021.03.019

• Resources & Civil Engineering • Previous Articles     Next Articles

Analysis on Mechanical Properties of the Steel Plate Shear Wall with Fully Bolted and Welded Connections

MU Zai-gen1, DA Hai1, YANG Yu-qing1, WANG Zhe2   

  1. 1. School of Civil and Resource Engineering, University of Science and Technology Beijing, Beijing 100083, China; 2. China Institute of Building Standard Design & Research, Beijing 100048, China.
  • Received:2020-02-26 Revised:2020-02-26 Accepted:2020-02-26 Published:2021-03-12
  • Contact: YANG Yu-qing
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Abstract: In order to avoid the residual stress caused by welding, the upper and lower steel plates are connected by the end-plate with bolts to form a fully bolted steel plate shear wall (SPSW) with better ductility and energy dissipation capacity. The models of fully bolted SPSW and welded SPSW were established and analyzed by the finite element method. The load-displacement curve, lateral bearing capacity, energy dissipation capacity, stiffness degradation, and bearing capacity degradation of the two kinds of steel plate shear walls under unidirectional push-over and reciprocating load were compared. The results show that, under the action of unidirectional push-over, the lateral bearing capacity of the SPSW with full bolted is close to that of the traditional form, but the initial stiffness is 11% lower than that of the traditional form. Under the reciprocating load, the SPSW with full bolted shows a better overall energy dissipation capacity, and the stiffness degrades slower. This form of SPSW is also convenient for production and installation, and worth to extensive promotion and application in the future engineering application.

Key words: steel plate shear wall(SPSW); bolted connections; beam-only connection; shear property; hysteretic property

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