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Comparison and Analysis of Mechanical Properties of Two Types of Concrete-Filled Steel Tube Solid Arch Bridges
Author(s): 
Pages: 31-34,38
Year: Issue:  2
Journal: WORLD BRIDGES

Keyword:  拱桥钢管混凝土结构力学性能横撑有限元分析;
Abstract: 进行钢管混凝土实体(哑铃形和单圆管)拱桥的力学性能的有限元分析和对比,并研究拱肋横撑对两种实体拱桥的动力性能和稳定性能的影响.研究表明,对钢管混凝土实体拱桥进行整体设计时,应主要从静力方面考虑拱肋刚度的选取,哑铃形的静力性能优于单圆管;拱肋横撑的数量和形式主要影响结构整体横向刚度,"K"形横撑对面外动力性能的影响要大得多;从稳定性方面考虑,单圆管优于哑铃形.
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