房庆强    （上海建工集团  200002）

     赵金城    （上海交通大学 200030）

     李亚明    （上海现代建筑设计集团  200041）

[提要]  上海科技城中部人堂由一巨型椭球体网壳结构覆盖，该网壳结构长轴尺寸67m，短轴尺寸51m，高41. 6m，外包玻璃。结构四周不同部位开有几个巨型门洞。对该网壳结构设计进行了简要介绍，包括网格划分、支承结构、设计荷载等。
[关键词]  椭球体  网格划分  铝合金结构

A huge ellipsoidal aluminum dome structure, covering the central hall of the Shanghai Science & Technology Museum, is located in the micldle part of the building. Covered and glazed with three layer insulated glass, this egg-like ellipsoidal clome is 67m long, 51m wide and 41. 6m high. There are several large door openings at different part of the structure. This paper gives an introcluction to the design of this ellipsoidal dome( triangulated griding,support conditions,design loads and so on).
Keywords: cllipsoidaJ domc; aluminum structurc; grid