Abstract:
本文以福泉厦漳高速公路扩建工程浦头大桥拓宽为背景,选取其一跨35m预应力简支T梁,分别建立三种不同横向连接的ANSYS有限元模型:①新旧桥间设置横隔板;②新旧桥仅跨内设置而墩顶无横隔板;③新旧桥间不设置横隔板,计算和比较了其动力特性以及在自重、车道荷载和沉降作用下的静力性能.结果表明:墩顶设置横隔板与否对结构整体刚度影响很小,新旧桥间不设置横隔板时桥梁整体和局部受力均最为不利,推荐采用新旧桥之间设置横隔板而墩顶可不设置横隔板的横向连接形式.
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Year: 2008
Page: 426-433
Language: Chinese
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ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
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30 Days PV: 4
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