| 武汉火车站大跨度异形空间曲面钢结构变形控制技术 |
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| 引用本文： | 胡小勇,周发榜,段其磊,苏君岩,任勇.武汉火车站大跨度异形空间曲面钢结构变形控制技术[J].施工技术,2011,40(18). |
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| 作者姓名： | 胡小勇 周发榜 段其磊 苏君岩 任勇 |
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| 作者单位： | 1. 武汉铁路局,湖北武汉,430071
2. 中建钢构有限公司,广东深圳,518040 |
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| 基金项目： | 中国建筑工程总公司科技项目(CSCEC-2008-Z-18); 铁道部科技计划项目(2005K002-A-2) |
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| 摘 要： | 武汉火车站钢结构包括中央站房结构、楼面结构、雨篷结构和附属结构。中央站房和雨篷结构均为大跨度空间双曲双拱结构,其中中央站房主拱支撑最大跨度达116m,在安装过程中桁架自身柔性较大,变形控制难度很大。武汉火车站大跨度异形空间曲面钢结构通过施工前模拟计算,施工过程中确定合理的施工和卸载顺序并进行合理预起拱,把结构变形控制在允许范围,取得较好效果。
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| 关 键 词： | 铁路工程 车站 钢结构 装配 变形 卸载 |
Deformation Control of the Large-span Special-shaped Curved Surface Steel Structure in Wuhan Railway Station |
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| Hu Xiaoyong,Zhou Fabang,Duan Qilei,Su Junyan,Ren Yong.Deformation Control of the Large-span Special-shaped Curved Surface Steel Structure in Wuhan Railway Station[J].Construction Technology,2011,40(18). |
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| Authors: | Hu Xiaoyong Zhou Fabang Duan Qilei Su Junyan Ren Yong |
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| Affiliation: | Hu Xiaoyong1,Zhou Fabang2,Duan Qilei2,Su Junyan2,Ren Yong2(1.Wuhan Railway Bureau,Wuhan,Hubei 430071,China,2.China Construction Steel Structure Co.,Ltd.,Shenzhen,Guangdong 518040,China) |
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| Abstract: | The steel structure of Wuhan Railway Station includes center workstation,floor,canopy and the appurtenant structure.The structure form of the center workstation and canopy is large-span spacial hyperbolical double-arch structure,and the maximum span of main arch support of the center workstation is 116 meters.Thus the truss is flexible during assembling.The deformation control of steel structure in Wuhan Railway Station is introduced,such as simulation before construction,rational construction and unloading... |
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| Keywords: | railway engineering stations steel structures assembly deformation unloading |
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