陈方明，卢  葭，尹华钢，杨  军
    （总装备部工程设计研究总院，北京100028）

[摘要] 上海世博会企业联合馆钢结构屋盖采用双向正交正放钢结构空间桁架体系，内设悬挂式剧场和展厅，通过复杂的技术手段和建筑变形，从视觉上传达上海企业联合馆的精神，是上海工业与工业精神的象征。系统介绍了上海世博会企业联合馆结构设计过程，进行了钢框架结构体系与钢框架-支撑结构体系的分析比较，对钢框架柱内力重分布和钢结构节点连接进行了优化设计，并进行了桩基方案比较分析。
[关键词] 钢框架-支撑结构体系；空间桁架；PHC管桩；钢管桩

    Structural Design and Research of the Syndicate Embassyon of Shanghai World Exposition
    Chen Fangming, Lu Jia, Yin Huagang, Yang Jun
    ( Center for Engineering Design and Research under the General Equipment Department, Beijing   100028, China)

Abstract: The Syndicate Embassy of Shanghai World Exposition is applied with two-way orthogonal steel truss system with pensile theater and stroll. The process of structural design for the Syndicate Embassyon of Shanghai World Exposition is introduced,  including the structural system, the design of joint connection, and the scheme comparison of pile foundations.
Keywords: steel frame system braced with bracing system;  space steel truss;  PHC tube pile;  steel pile