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正交异性钢箱梁U型肋加劲板极限承载力试验

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Keywords: 桥梁工程,斜拉桥,试验研究,极限承载力,加劲板,钢箱梁

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Abstract:

?以杭州湾跨海大桥通航孔斜拉桥钢箱梁U型肋加劲板为研究对象,按照相似理论设计制作了9块缩尺比例为1∶3的扁平钢箱梁闭口U型肋加劲板模型,通过极限承载力试验研究加劲板稳定极限承载力。研究结果表明:9块加劲板模型在轴向荷载作用下发生的失稳破坏形态主要有3种,即母板破坏、母板与加劲肋共同破坏以及加劲肋破坏;各种破坏形态下模型的位移与应变具有相似的变化规律;模型的极限承载力随母板和加劲肋厚度的增加而增大,随着加劲肋高度和间距的增大而减小。

References

[1]  孔祥福,周绪红,狄 谨,等.钢箱梁斜拉桥正交异性桥面板的受力性能[J].长安大学学报:自然科学版,2007,27(3):52-56.
[2]  周绪红,戴 鹏,狄 谨.钢箱梁斜拉桥成桥索力优化分析[J].建筑科学与工程学报,2007,24(2):19-23.
[3]  ZHOU Xu-hong,DAI Peng,DI Jin.Optimization Analysis of Cable Tensions of Dead Load State for Cable-stayed Bridge with Steel Box Girder[J].Journal of Architecture and Civil Engineering,2007,24(2):19-23.
[4]  周绪红,吕忠达,狄 谨,等.钢箱梁斜拉桥索梁锚固区极限承载力分析[J].长安大学学报:自然科学版,2007,27(3):47-51.
[5]  陈 骥.钢结构稳定理论与设计[M].北京:科学出版社,2003.
[6]  刘自明.桥梁结构模型试验研究[J].桥梁建设,1999(4):1-7.
[7]  李立峰,邵旭东,易伟健,等.扁平钢箱梁局部稳定模型试验[J].中国公路学报,2007,20(3):60-65.
[8]  吴 冲,曾明根,冯凌云.苏通大桥正交异性板局部模型极限承载力试验[J].桥梁建设,2006(2):21-24.
[9]  GRONDIN G Y,ELWI A E,CHENG J J R.Buckling of Stiffened Steel Plates-a Parametric Study[J].Journal of Constructional Steel Research,1999,50(2):151-175.
[10]  GB/228-2002,Metallic Materials Tensile Testing at Ambient Temperature[S].
[11]  KONG Xiang-fu,ZHOU Xu-hong,DI Jin,et al.Orthotropic Deck Performance of Steel Box Girder Cable-stayed Bridge[J].Journal of Chang'an University:Natural Science Edition,2007,27(3):52-56.
[12]  CHAI H Y,BYUNG H C,ELIZABETH M F.Stiffness Requirement for Longitudinally Stiffened Box-girder Flanges[J].Journal of Structure Engineering,2001,127(6):705-711.
[13]  ZHOU Xu-hong,LU Zhong-da,DI Jin,et al.Analysis of Ultimate Bearing Capacity on Cable-girder Anchorage Zone of Cable-stayed Bridge with Steel Box Girder[J].Journal of Chang'an University:Natural Science Edition,2007,27(3):47-51.
[14]  CHEN Ji.Theory and Design of Stability of Steel Structures[M].Beijing:Science Press,2003.
[15]  LIU Zi-ming.Test Study of Bridge Structure Models[J].Bridge Construction,1999(4):1-7.
[16]  LI Li-feng,SHAO Xu-dong,YI Wei-jian,et al.Model Test on Local Stability of Flat Steel Box Girder[J].China Journal of Highway and Transport,2007,20(3):60-65.
[17]  WU Chong,ZENG Ming-gen,FENG Ling-yun.Local Part Model Test for Ultimate Bearing Capacity of Orthotropic Panel of Sutong Bridge[J].Bridge Construction,2006(2):21-24.
[18]  GB/228-2002,金属材料室温拉伸试验方法[S].

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