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(长沙市规划设计院有限责任公司, 长沙 410007)
[摘要]乌鲁木齐市文化中心重要场馆之一的美术馆结构主体高度45m(不含屋盖造型网架高度),采用框架-剪力墙结构体系,建筑呈“圆蛋形”平面布局且从结构2层开始逐层外伸形成“上大下小”不利于抗震的建筑体型。本工程建设地点位于地震断裂带附近,地震烈度很高,且地基为深厚的自重湿陷性黄土场地且上部结构体型复杂,在结构的设计过程中遇到了较多的技术难题。重点介绍本工程结构抗震性能设计以及针对本工程的技术难点所采取的结构技术处理措施,有效地解决了本工程结构设计中的技术难题。
[关键词]乌鲁木齐市文化中心; 性能目标; 悬挑转换; 钢骨混凝土剪力墙; 厚壁钢管混凝土组合柱; 钢-混凝土组合楼盖
中图分类号:TU318文献标识码:A文章编号:1002-848X(2019)21-0054-07
Structural design of Art Museum of Urumqi Cultural Center
Chen Junliang, Yin Zhiwen, Tong Shuo
(Changsha Planning and Design Institute Co., Ltd., Changsha 410007, China)
Abstract:The Art Museum is one of the important venues in Urumqi Cultural Center, and its main structural height is 45m (excluding the height of the grid truss on the roof). The frame-shear wall structural system is adopted. The building is in an “egg-shaped” plane layout and extends from the 2nd floor to form a “large upper building shape and small lower building shape”, which is not conducive to earthquake resistance. The project is located near the seismic fault zone with large seismic fortification intensity, and the foundation is deep self weight collapsible loess site and the shape of superstructure is complex, and there are many technical problems in the design process of the structure. Performance-based seismic design of the structure and the structural technical treatment measures adopted in view of the technical difficulties of this project were emphatically introduced, the technical problems in the structural design of this project were solved effectively.
Keywords:Art Museum of Urumqi Cultural Center; performance objective; cantilever transformation; steel reinforced concrete shear wall; thick-walled concrete-filled steel tubular composite column; steel-concrete composite floor
作者简介:陈军良,学士,高级工程师,一级注册结构工程师,Email:943174629@qq.com。