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乌鲁木齐绿地中心黏滞阻尼器结构设计
陈建兴1,2,包联进1,2,汪大绥1,2
摘 要

(1 华东建筑设计研究总院, 上海 200002; 2 上海超高层建筑设计工程技术研究中心, 上海 200002)

[摘要]消能减震技术的应用是超高层结构抗震设计的一种新思路。以乌鲁木齐绿地中心为例,介绍带黏滞阻尼器超高层结构设计的关键问题,包括阻尼器的布置方式、参数选择以及相关构造,整体结构性能指标,阻尼器耗能效果。通过弹塑性时程分析验证其在大震下的结构性能。通过对减震结构和抗震方案的整体指标、抗震性能和经济性指标的对比,说明减震结构方案的优越性。

[关键词]乌鲁木齐绿地中心; 消能减震技术; 超高层结构; 黏滞阻尼器; 耗能效果; 抗震性能

中图分类号:TU352, TU318-2, TU973-3文献标识码:A文章编号:1002-848X(2017)08-0054-05

 

Structural design of building with viscous dampers in Urumqi Greenland Center

Chen Jianxing1,2, Bao Lianjin1,2, Wang Dasui1,2

(1 East China Architectural Design & Research Institute, Shanghai 200002, China; 2 Shanghai Engineering Research Center of Super High-rise Building Design, Shanghai 200002, China)

Abstract:Application of energy dissipation technology is an innovation of seismic design of super tall building. Urumqi Greenland Center was taken as an example to introduce the key structural design issues of super tall building with viscous dampers, including layout of viscous dampers, parameter selection and details of viscous dampers, overall structural performance indicators and energy dissipating effect of dampers. The structural integral behaviors were investigated by elastic-plastic time-history analysis under rare earthquake. The comparisons of structural responses, seismic performances and structural costs between original seismic resistant scheme and damping scheme showed superiority of damping scheme.

Keywords:Urumqi Greenland Center; energy dissipation technology; super tall building structure; viscous damper; effect of energy dissipating; seismic performance

 

作者简介:陈建兴,博士,高级工程师,Email:jianxing_chen@ecadi.com。

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