汤  华   周  定   何紫嫦
(广州市设计院  广州 510620)

[提要]  介绍广州体育馆大跨度钢屋盖的结构设计，包括荷载取值，静、动力计算分析与屈曲分析，节点设计等，并介绍了预应力拉索作为柔性支撑体系在屋盖中的应用。
[关键词]  辐射桁架  纵向空间桁架  钢环梁  索  支座

This paper introduces the structural design and joint design of Guangzhou Gymnasium steel roof, including loads calculation, static analysis, dynamic analysis, buckling analysis and joint design. The prestressed tension cables acted as flexible bracing system are introduced as well.
Keywords:  radial truss; longitudinal space truss; steel perimeter beam; cable; support