| 简支钢—混组合箱梁剪力滞效应研究 |
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| 引用本文： | 武彦池.简支钢—混组合箱梁剪力滞效应研究[J].山西交通科技,2014(4):113-116. |
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| 作者姓名： | 武彦池 |
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| 作者单位： | 长安大学,陕西西安710018 |
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| 摘 要： | 为研究简支钢—混凝土组合箱梁体系的剪力滞效应,建立了可考虑剪力滞后、剪切变形、材料和几何非线性的三维数值模型,采用模型对影响钢—混凝土组合箱梁力学行为的主要参数(宽跨比、滑移刚度和荷载形式等)进行了分析,分析结果表明:组合箱梁的剪力滞效应与荷载类型和作用位置有关,剪力滞系数随着宽跨比的增大而增大。
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| 关 键 词： | 钢—混凝土组合箱梁 有限元法 剪力滞效应 宽跨比 滑移刚度 |
The Study on the Shear Lag Effect of Simply Supported Steel-concrete Composite Box Beam |
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| WU Yan-chi.The Study on the Shear Lag Effect of Simply Supported Steel-concrete Composite Box Beam[J].Shanxi Science & Technology of Communications,2014(4):113-116. |
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| Authors: | WU Yan-chi |
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| Institution: | WU Yan-chi (Chang＇an University, Xi＇an, Shaanxi 710018, China) |
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| Abstract: | For the study of the shear lag effect of simply supported steel-concrete composite box beamsystem, this paper established three-dimensional numerical model considering shear lag, shear deformation,material and geometric nonlinearity. Using the model, it analyzed the main parameters, which affected themechanical behavior of steel-concrete composite box beam. |
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| Keywords: | steel-concrete composite box beam finite element method shear lag effect width-span ratio slide stiffness |
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