| 泰达市民文化广场金字塔钢结构及幕墙支承体系性能研究与设计 |
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| 引用本文： | 郭彦林,兰涛,田广宇,马智刚.泰达市民文化广场金字塔钢结构及幕墙支承体系性能研究与设计[J].建筑结构,2010(3). |
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| 作者姓名： | 郭彦林 兰涛 田广宇 马智刚 |
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| 作者单位： | 清华大学;西安建筑科技大学; |
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| 摘 要： | 天津泰达市民广场金字塔由双管桁架形成的巨型菱形网格钢结构以及在菱形网格内设置的索杆桁架幕墙支承体系组成。对金字塔钢结构及采用的正交斜放索网幕墙支承体系的受力机理进行了研究,按照金字塔各锥面面外刚度的强弱分别采用了双向鱼腹式索杆桁架与单层正交索网幕墙支承体系。提出了金字塔钢结构与内置塔楼采用螺旋弹簧连接的结构设计方案,重点研究了这一模型的地震效应及风振响应,获得了结构在地震作用下螺旋弹簧的最优刚度取值。最后分析了结构设计中特殊节点的受力机理,并提出了节点的设计与构造方法。
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| 关 键 词： | 金字塔钢结构 幕墙支承体系 抗震设计 螺旋弹簧连接模型 节点构造 |
Study and design of pyramid steel structure and supporting structures of curtain wall of Taida Civilian Plaza |
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| Guo Yanlin,Lan Tao,Tian Guangyu,Ma Zhigang.Study and design of pyramid steel structure and supporting structures of curtain wall of Taida Civilian Plaza[J].Building Structure,2010(3). |
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| Authors: | Guo Yanlin Lan Tao Tian Guangyu Ma Zhigang |
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| Affiliation: | 1 Tsinghua University;Beijing 100084;China;2 Xi'an University of Architecture and Technology;Xi'an 710055;China |
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| Abstract: | The pyramid steel structure of Tianjin Taida Civilian Plaza is formed by huge rhombic steel latticed nets composed of double-pipe trusses and cable-strut supporting system of curtain wall in that latticed nets.The mechanical properties of pyramid steel structure and its orthogonal diagonal cable-net supporting system of curtain wall are studied.Two-directional lenticular cable truss system and two-directional orthogonal single-layer cable network are adopted within the inclined latticed nets of surfaces of ... |
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| Keywords: | pyramid steel structure supporting structures of curtain wall seismic design helix spring link model joint details |
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