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往复水平荷载下不同梁截面RCS空间组合件变形性能分析 被引量:1
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作者 史亚娟 李升才 《华侨大学学报(自然科学版)》 CAS 2021年第1期38-47,共10页
为研究六边形孔钢梁-复合焊接闭合箍筋约束砼柱空间组合件的变形性能,对9个梁柱平面及空间组合件的1/2比例模型施加低周往复荷载.通过测量各位移幅值下测点的变形,分析各测点变形的发展规律及所占总变形的比例,明确结构相对应的破坏类型... 为研究六边形孔钢梁-复合焊接闭合箍筋约束砼柱空间组合件的变形性能,对9个梁柱平面及空间组合件的1/2比例模型施加低周往复荷载.通过测量各位移幅值下测点的变形,分析各测点变形的发展规律及所占总变形的比例,明确结构相对应的破坏类型,为土建工程实际施工设计提供理论的变形容许值.试验结果表明:位移角为1/250,1/65,1/45,1/20 rad分别与组合件整体完好、轻度破坏、中度破坏、重度破坏4种类型相对应,其值可作为不同性能要求的建议变形容许值,组合件梁端弯曲变形导致的层间水平位移占层间总位移的百分比最高. 展开更多
关键词 梁柱组合件 变形性能 梁铰破坏 层间水平位移
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The Continuum Analytical Method of Steel Frame- Reinforced Concrete Shear Wall Mixed Structure
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作者 Jian Liu Xiangyun Huang +2 位作者 Guangen Zhou Jiping Hao Zenglin Xing 《Journal of Civil Engineering and Architecture》 2011年第4期368-374,共7页
The inter-story drift stiffness considered the semirigidity of beam and column joints connection, and P-Delta second order effect of steel frame parts in the mixed structure is presented in the paper. After considerin... The inter-story drift stiffness considered the semirigidity of beam and column joints connection, and P-Delta second order effect of steel frame parts in the mixed structure is presented in the paper. After considering on the influence of semirigidity between steel beams and steel columns, second order effect of beam-column members for steel frame and structural second order effect, the traditional continuum analytial method used in RC shear-frames wall structure is developed to steel frames-reinforced concrete shear wall mixed structure subject to horizontal load in this paper. A continuum approach, which is suitable for analyzing steel frames-reinforced concrete shear wall mixed structure subject to horizontal load, is presented. The method is relatively simple and more practical. It will be referred to structural design for steel frames-reinforced concrete shear wall mixed structure. 展开更多
关键词 Steel frames-reinforced concrete wall mixed structure continuum analytial approach inter-story drift stiffness semirigid connection second order effect.
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