福州长乐国际机场T2航站楼钢结构设计中的关键问题剖析  

Analysis of key problems in steel structure design of T2 terminal at Fuzhou ChangLe International Airport

作　　者：庞岩峰[1] 葛红斌 束伟农[1] 吴中群[1] 姜子洵 黄进芳 PANG Yanfeng;GE Hongbin;SHU Weinong;WU Zhongqun;JIANG Zixun;HUANG Jinfang(Beijing Institute of Architectural Design,Beijing 100045,China;Fujian Zhaoxiang Airport Construction Co.,Ltd.,Xiamen 361000,China)

机构地区：[1]北京市建筑设计研究院有限公司,北京100045 [2]福建兆翔机场建设有限公司,厦门361000

出　　处：《建筑结构》2023年第18期81-86,共6页Building Structure

摘　　要：福州长乐国际机场T2航站楼主体采用钢筋混凝土框架结构,屋盖结构及支承系统采用钢结构,航站楼屋盖钢结构分为5个分区,中心区部分屋盖支承结构由锥形分叉柱和锥形钢管柱组成,指廊由钢管柱和幕墙柱支承。屋面为自由曲面,屋盖结构为桁架结构体系,由三角形立体桁架和平面桁架组成,屋面围护系统采用铝合金直立锁边金属屋面,外墙围护系统为玻璃幕墙。介绍了福州长乐国际机场T2航站楼屋盖钢结构的结构体系,对屋盖结构和支承结构在抗震性能目标下的承载能力进行研究,并对中心区屋盖钢结构的非线性稳定承载力和抗连续倒塌能力做了细致的研究,以确保航站楼结构在各种工况作用下是安全可靠的。The main structure of T2 terminal at Fuzhou Changle International Airport adopts reinforced concrete frame structure,the roof structure and support system adopts steel structure.The roof steel structure is divided into 5 zones,with the central zone roof support structure consisting of tapered bifurcated-columns and tapered steel tube columns,and the corridor zone is supported by steel tube columns and curtain wall columns.The roof is a sculptured surface,with a truss structure system consisting of three-dimensional triangular trusses and planar trusses,and the roof cladding system adopts aluminum alloy standing seam roofing,the exterior wall envelope system adopts glass curtain wall.The structural system of the Fuzhou Changle International Airport T2 terminal roof steel structure was introduced,the load-bearing capacity of the roof structure and support structure under seismic performance objective was analyzed,and a detailed study of the nonlinear stable bearing capacity and anti-progressive collapse capacity of the roof steel structure in the central zone were conductd to ensure that the terminal structure is safe and reliable under all operating conditions.

关 键 词：福州长乐国际机场 屋盖钢结构 桁架结构 极限承载力 非线性稳定承载力 抗连续倒塌分析 

分 类 号：TU391[建筑科学—结构工程]