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Mechanical Analysis of Giant Gantry Used for Bridge Construction Under Static Wind Load
Author(s): 
Pages: 61-63
Year: Issue:  3
Journal: WORLD BRIDGES

Keyword:  门式膺架风荷载位移响应稳定分析;
Abstract: 以南昌生米大桥施工中60 m高的门式膺架为算例,利用大型有限元程序ANSYS8.1对其进行力学分析,计算在风荷载标准值作用下的顺风向位移和稳定安全系数,并给出门式膺架的条件极限风速,得出该门式膺架在施工中位移没有超过允许值和不会发生失稳的结论,为类似工程问题提供参考.
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