| 考虑徐变时轴压钢筋混凝土柱的变形分析及应用 |
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| 引用本文： | 任治章,赵冰.考虑徐变时轴压钢筋混凝土柱的变形分析及应用[J].南阳理工学院学报,2009,1(1):44-47. |
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| 作者姓名： | 任治章 赵冰 |
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| 作者单位： | 南阳理工学院土木工程系,河南,南阳,473004 |
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| 摘 要： | 现有的设计规范对钢筋混凝土轴压柱的设计只给-出了承载力计算公式，而没有考虑混凝土的徐变使柱子产生的塑性变形。对超静定结构这种塑性变形将引发整个结构内力的重新分布，从而使相关的承重梁出现严重的超载现象。本文从理论上探讨了混凝土的徐变对钢筋混凝土柱变形的影响，导出了柱极限变形的计算公式，并且为了控制柱的塑性变形，对现有的柱承载力设计公式提出了修正建议，供结构设计人员参考。
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| 关 键 词： | 混凝土 徐变 钢筋混凝土柱 变形分析 |
DEFORMATION ANALYSIS AND APPLICATION OF THE AXIAL COMPRESSIVE PILLAR CONSIDERING THE CONCRETE CREEP |
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| REN Zhi-zhang,ZHAO Bing.DEFORMATION ANALYSIS AND APPLICATION OF THE AXIAL COMPRESSIVE PILLAR CONSIDERING THE CONCRETE CREEP[J].Journal of Nanyang Institute of Technology,2009,1(1):44-47. |
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| Authors: | REN Zhi-zhang ZHAO Bing |
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| Institution: | ( Civil Engineering Department, Nanyang Institute of Technology, Nanyang 473004, China) |
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| Abstract: | In this paper, the influence of wriggling of concrete on the strain of reinforced concrete column has been explored, the calculating formula of limit strain of the column has been derived, and the suggestion of modification on the present design formula of column has been made for controlling the plastic strain of the column, which affords reference to structure engineers. |
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| Keywords: | Concrete Wriggling Reinforced concrete column Strain analysis |
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