【摘要】 大跨度空间菱形桁架是基于建筑造型产生的一种新型桁架形式。详细介绍了苏州火车站空间菱形交叉桁架屋盖结构体系的设计要点,包括结构体系的布置特点、荷载取值、静动力分析、施工模拟分析、防连续倒塌分析及多维多点输入分析等,相关分析方法以及专项计算结果可供类似结构的分析、设计参考。更多还原

【Abstract】 Based on the architectural scheme,a new type of the large span spatial rhombic truss is adopted in Suzhou Railway Station.The main design points about the spatial cross-coupling rhombic truss were introduced,including the structure arrangement,load calculation,static and dynamic analysis,construction simulation analysis,analysis of preventing sequential collapse,analysis of multi-support and multi-dimension excitations.The analysis methods and some conclusions are useful for the similar projects.更多还原