施工技术 2017年9月下 22 CONSTRUCTION TECHNOLOGY 第46卷第18期 D0I:10.7672/js2017180022 天津滨海国际机场T2航站楼主楼屋盖 钢网架施工分析 蒋跃楠1，刘华2，李水明2 (1.金陵科技学院建筑工程学院，江苏南京211169；2.江苏沪宁钢机股份有限公司，江苏宜兴214231) [摘要]天津滨海国际机场2航站楼主楼屋盖工程结构复杂，跨度大，钢构件种类及数量多.采用了提升和吊装 联合施工方法，其中吊装区布置在建筑物外侧，分为吊装1区、2区和悬挑区3部分，采用地面拼装，设置临时支撑 和分块吊装等施工步骤.为有效地控制网架变形，提高安装精度，施工前对分块吊装和支撑卸载过程进行了仿真 分析，结果表明：该网架结构在施工各阶段，内力和变形值均在合理范围内. [关键词]钢结构；安装工程；网架；临时支撑；有限元分析 [中图分类号]TU758.11 [文献标识码]A [文章编号]1002-8498(2017)18-0022-04 Construction Analysis of Steel Truss of Main Building Roof in Tianjin Binhai International Airport Terminal 2 JIANG Yuenan' LIU Hua2 LI Shuiming? (1.Architectural Engineering Institute Jinling Institute of Technology Nanjing Jiangsu 211169 China: 2.Jiangsu Huning Steel Mechanism Co.Ltd.Yixing Jiangsu 214231 China) Abstract:The main building roof has plex structure and large span and kinds of steel members in Tianjin Binhai International Airport Terminal 2.The roof truss is constructed by lifting and hoisting.The hoisting area is around the building and is divided into section 1 section 2 and cantilever section.The roof truss is installed on ground and set temporary supports and partition hoisted.In order to control the deformation of truss and improve precision the course of hoisting and unloading is simulated the results show that the internal force and deformation are within reasonable bounds. Key words:steel structures;installation;trusses;temporary supports;finite element analysis 1工程概况 同步控制液压提升系统整体提升；吊装1区、吊装2 天津滨海国际机场2航站楼由主楼(A段)与区和屋盖悬挑...
天津滨海国际机场T2航站楼主楼屋盖钢网架施工分析.pdf
