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Study on deformation limit index of steel reinforced concrete T-shaped shear wall based on performance
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Xiuning PENG1, Jingmin DENG1, Zhuoming LIN1, Youchao LIN1, 2
Earthquake Engineering and Engineering Dynamics | 2024, 44(4) : 89 - 103
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Earthquake Engineering and Engineering Dynamics | 2024, 44(4): 89-103
Study on deformation limit index of steel reinforced concrete T-shaped shear wall based on performance
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Xiuning PENG1, Jingmin DENG1, Zhuoming LIN1, Youchao LIN1, 2
Affiliations
  • 1.School of Civil and Architectural Engineering, Guangxi University, Nanning 530000, China
  • 2.Guangxi Construction Fifth Construction Engineering Co., Ltd., Nanning 530000, China
doi: 10.13197/j.eeed.2024.0409
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In order to better evaluate the T-shaped steel reinforced concrete(SRC) shear walls with the widespread application of steel reinforced concrete members deformation behavior, ABAQUS was used to study the failure morphology and deformation behavior of 324 T-shaped SRC shear wall designed according to specification. Based on to the collected test data, the failure mode of the members is analyzed, and the failure mode division criteria of T-shaped SRC shear wall is proposed. Based on the strain limit value of each material of the member, the component performance is judged, and the influence of axial compression ratio, shear span ratio, flexure shear ratio, steel ratio of the concealed column of the web, longitudinal reinforcement ratio of the concealed column and the characteristic value of the stirrup concealed column on the component deformation performance is considered. Through linear regression analysis of deformation limits and parameters in different performance states, the calculation formula of displacement angle limits in different performance states under different failure types is obtained. The failure probability of each performance state deformation limit is corrected according to ASCE 41, and the value table of each performance state deformation limit with 15%, 20% and 35% failure probability guarantee is obtained. The research shows that the shear span ratio and axial compression ratio have greate impact on component displacement angle limit of each performance state, while the steel ratio of the concealed column web, the longitudinal reinforcement ratio and the characteristic value of the stirrup have relatively small impact on the displacement angle limit of the member, but can improve its ductility. The limit value of displacement angle corrected according to ASCE 41 is reasonable and has certain safety reserves. It provides reference for performance-based seismic design and performance evaluation of T-shaped SRC shear wall.

finite element analysis  /  T-shaped SRC shear wall  /  deformation performance  /  failure mode  /  displacement angle limit
Xiuning PENG, Jingmin DENG, Zhuoming LIN, Youchao LIN. Study on deformation limit index of steel reinforced concrete T-shaped shear wall based on performance[J]. Earthquake Engineering and Engineering Dynamics, 2024 , 44 (4) : 89 -103 . DOI: 10.13197/j.eeed.2024.0409
Year 2024 volume 44 Issue 4
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doi: 10.13197/j.eeed.2024.0409
  • Receive Date:2023-06-27
  • Online Date:2026-03-30
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  • Received:2023-06-27
  • Revised:2023-10-08
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    1.School of Civil and Architectural Engineering, Guangxi University, Nanning 530000, China
    2.Guangxi Construction Fifth Construction Engineering Co., Ltd., Nanning 530000, China
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表12种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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