陶唏暝  曾凡生  杨  琦  曹森虎  苏  峰  王世斌
   （中国建筑西北设计研究院  西安 710003）

[提要]  西安国际展览中心是西安市政府重点工程，西安商贸城的标志性建筑。该工程屋盖为大跨度斜拉索钢屋架，下部为大柱网预应力混凝土框架-抗震墙结构，钢筋混凝土灌注桩基础，设计中融合了多种结构新技术。详细阐述了有关设计要点及成果，对同类工程设计具有重要的参考价值。
[关键词]  大跨度结构  预应力  框架-抗震墙结构  曲面网壳

Xi' an international exhibition center is an important project of Xi'an government and also a symbol building of Xi'an as a trade and business city. The roof of the building is a large-span steel truss roof with bracing rope. The lower part is a concrete frame-antiseismic wall structure of big column network with prestress. The foundation of the building is steel reinforced concrete grouting piles. Many new construction techniques were used in the design. The main and difficult points are introduced for reference when other similar projects are designed.
Keywords:  large-span structure; prestress; frame-antiseismic wall structure; curved surface network shell