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一种新型预应力索拱结构设计及工程应用
引用本文:盛平,柯长华,甄伟,徐福江. 一种新型预应力索拱结构设计及工程应用[J]. 建筑结构, 2008, 0(1)
作者姓名:盛平  柯长华  甄伟  徐福江
作者单位:北京市建筑设计研究院 100045
摘    要:结合工程实例,研究了索拱结构选型和有限元分析的方法,分析了支座刚度、高跨比、拱身截面、索截面等各项参数对其受力性能的影响。研究了预应力索拱结构平面外和平面内的稳定性能。结合工程实例介绍了索拱结构的工程应用,并给出了设计建议。

关 键 词:预应力索拱结构    拉索  选型  稳定性能

Design and Applications of Prestressed Cable-arc Structures
Sheng Ping,Ke Changhua,Zhen Wei,Xu Fujiang. Design and Applications of Prestressed Cable-arc Structures[J]. Building Structure, 2008, 0(1)
Authors:Sheng Ping  Ke Changhua  Zhen Wei  Xu Fujiang
Abstract:The characteristics of prestressed cable-arc structures are introduced.The influences of different parameters such as the supporting stiffness,ratio of height to span,arc section and cable section on the performance of cablearc are analyzed.The buckling performance of prestressed cable-arc structures are studied by elastoplastic method.The application of prestressed cable-arc structures is listed,and advices are proposed for design.
Keywords:prestressed cable-arc structures  arc  cable  optimized form  buckling performance  
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