| 自锚式悬索桥钢箱梁局部稳定研究 |
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| 引用本文： | 胡会勇,宋恒扬,余晓琳.自锚式悬索桥钢箱梁局部稳定研究[J].城市道桥与防洪,2008(6):121-126. |
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| 作者姓名： | 胡会勇 宋恒扬 余晓琳 |
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| 作者单位： | 广州市市政工程设计研究院,广东广州,510060;四川省交通厅公路规划勘察设计研究院,四川成都,610041;华南理工大学交通学院,广东广州,510640 |
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| 摘 要： | 该文以三汉矶湘江大桥自锚式悬索桥主梁钢箱梁为研究背景，以人行道桥面开口加劲板件为研究对象，研究不同参数条件下开口加劲板件弹性屈曲荷载的影响，并考虑几何和材料非线性的影响，分析了不同残余应力、不同初始缺陷以及不同宽厚比等因素下开口加劲板件的稳定极限承载力。
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| 关 键 词： | 自锚式悬索桥 加劲板 稳定极限承载力 非线性 残余应力 初始缺陷 |
Study of Partial Stabilization of Self-anchored Suspension Bridge Steel Box Beam |
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| Hu Huiyong,Song,Hengyang,Yu xiaolin.Study of Partial Stabilization of Self-anchored Suspension Bridge Steel Box Beam[J].Urban Roads Bridges & Flood Control,2008(6):121-126. |
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| Authors: | Hu Huiyong Song Hengyang Yu xiaolin |
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| Abstract: | Taking the steel box beam of the main beam of self-anchored suspension bridge of Sanchaji Xiang River as the study background and taking the open stiffening plate of the sidewalk deck as the study object,the article studies the influence of elastic yield load of the stiffening plate under the conditions of the different parameters,and considers the influence of the geometry and the material nonlinearity and analyzes the stable limit bearing capacity of the open stiffening plate under the factors of the diff... |
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| Keywords: | self-anchored suspension bridge stiffening plate stable limit bearing capacity nonlinearity residual stress initial defect |
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