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(中国建筑设计研究院有限公司, 北京 100044)
[摘要]漳州歌剧院采用的花朵式造型使其结构具有框架柱外倾、大空间的特点,造型复杂。根据建筑造型及功能布局,结构采用了钢桁架与混凝土框架-剪力墙结构相结合的结构体系。对其结构体系、多道防线设置及抗震性能目标进行介绍,对结构整体的受力特性进行总结,重点对设置楼层框架环箍抵抗外倾拉力、关键构件的抗震性能及钢桁架与混凝土结构交接部位处理等关键问题进行论述。结果表明,该结构对建筑形体适应性强,抗震性能良好,满足抗震性能化设计要求,结构安全度较高。
[关键词]漳州歌剧院;超限工程;复杂结构;大跨结构;倾斜框架;抗震设计
中图分类号:TU375文献标识码:A文章编号:1002-848X(2021)11-0001-07
Structural design of Zhangzhou Opera House in Fujian Province
YANG Songlin, REN Qingying, LIU Wenting, ZHANG Xiaomeng
(China Architectural Design & Research Group, Beijing 100044, China)
Abstract:The flower-like shape adopted by the Zhangzhou Opera House makes its structure have the characteristics of inclined frame columns, large space, and complex shapes. According to the architectural shape and functional layout, the structure adopts a structural system combining steel truss and concrete frame-shear wall structure. The structural system, the setting of multiple lines of defense and the goal of seismic performance were introduced, and the overall mechanical characteristics of the structure were summarized, and the key issues were focused on including the setting floor frame hoops to resist outward inclination tension, the seismic performance of key components and the treatment of the connection of steel trusses and concrete structures. The results show that the structure has strong adaptability to the building shape, good seismic performance, and it meets the requirements of seismic performance-based design, and it has a high degree of structural safety.
Keywords:Zhangzhou Opera House;out-of-code project;complex structure;large-span structure;inclined frame;seismic design
作者简介:杨松霖,博士,高级工程师,Email:yangsl@cadg.cn。