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支座型式对连续曲线箱梁剪力滞效应的影响

娄奕红 罗旗帜 杜嘉斌 黎永开

娄奕红, 罗旗帜, 杜嘉斌, 黎永开. 支座型式对连续曲线箱梁剪力滞效应的影响[J]. 西南交通大学学报, 2007, 20(3): 299-304.
引用本文: 娄奕红, 罗旗帜, 杜嘉斌, 黎永开. 支座型式对连续曲线箱梁剪力滞效应的影响[J]. 西南交通大学学报, 2007, 20(3): 299-304.
LOU Yihong, LUO Qizhi, DU Jiabin, LI Yongkai. Shear Lag Effect of Continuous Curved Box Girder with Different Types of Support[J]. Journal of Southwest Jiaotong University, 2007, 20(3): 299-304.
Citation: LOU Yihong, LUO Qizhi, DU Jiabin, LI Yongkai. Shear Lag Effect of Continuous Curved Box Girder with Different Types of Support[J]. Journal of Southwest Jiaotong University, 2007, 20(3): 299-304.

支座型式对连续曲线箱梁剪力滞效应的影响

基金项目: 

国家自然科学基金资助项目(50378019)

广东省自然科学基金资助项目(034066)

详细信息
    作者简介:

    娄奕红(1968- ),女,副教授,硕士,研究方向为公路与桥梁工程、岩土工程,电话:13621497876,E-mail:22lyh@163.com

Shear Lag Effect of Continuous Curved Box Girder with Different Types of Support

  • 摘要: 提出了一种以剪力滞平衡微分方程的齐次解作为梁段位移的模式,建立了考虑弯、扭、剪力滞耦合的有限段模型.对两跨连续曲线箱梁进行了模型试验,有限段法的计算结果与模型试验值和有限元法的计算结果吻合.通过实例计算,分析了在集中荷载、均布荷载作用下,支座型式对连续曲线箱梁剪力滞效应的影响.研究表明,支座型式对连续曲线箱梁剪力滞效应的影响较大,荷载作用形式对剪力滞效应影响明显.

     

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出版历程
  • 收稿日期:  2006-04-17
  • 刊出日期:  2007-06-25

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