doi:10.3850/9789628014194_0018
Displacement-Based Deformation Capacity Design Method of Steel Reinforced Concrete Structural Walls with High Axial Load Ratio
Kai Ze Maa and Xingwen Liang
Department of Civil Engineering, Xi’an University of Architecture and Technology, 13 Yan Ta Road, Xi’an 710055, China.
atopmkz@126.com
ABSTRACT
In order to study the displacement-based deformation capacity design method of steel reinforced concrete (SRC) structural walls with high axial load ratio, the yielding curvature and ultimate curvature are calculated by theoretical method. The relationship between curvature ductility coefficient and displacement ductility is established for SRC structural walls. A displacement based deformation capacity design method of SRC structural walls was recommended. A comparison between the test results and theoretical results is provided. The research results show that the theoretical results are in good agreement with the experimental results. The reliability of the method has been verified. According to the method, when the target ultimate displacement ductility coefficients are 3, 4 and 5, the stirrup characteristic values and the related lengths of confined boundary zone for different axial load ratios are calculated.
Keywords: Axial load ratio, Deformation capacity, Displacement ductility coefficient, Steel reinforced Concrete structural walls, Stirrup characteristic value.
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