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拱形屋顶图书馆结构设计分析

Structural Design Analysis of Vaulted Roof Library

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阳江市某拱形屋顶图书馆主体结构为钢筋混凝土框架结构体系,上部屋盖为大跨度钢筋混凝土拱形结构.对拱形屋顶图书馆项目特点和结构布置原则进行了论述.利用盈建科YJK和MIDAS Gen两种分析软件对整体结构进行小震弹性计算和中震验算,以及小震弹塑性时程分析.对底部弧形剪力墙和楼板大开洞的楼板应力等关键构件进行专项的有限元软件分析.计算分析结果表明:整体结构的各项性能指标均满足要求,验证了结构体系的合理性,构件分析结果和承载力复核符合使用要求,设计安全可靠.
The main structure of an arched roof library in Yangjiang City is a reinforced concrete frame structure system,and the upper roof is a large-span reinforced concrete arch structure.Discusses the characteristics and structural layout principles of the arched roof library project.Utilize two analysis software,Yingjianke YJK and MIDAS Gen,to perform small earthquake elastic calculations and medium earth-quake verification calculations on the overall structure,as well as small earthquake elastic-plastic time history analysis.Conduct specialized fi-nite element software analysis on key components such as bottom curved shear walls and floor stress with large openings.The calculation and analysis results indicate that all performance indicators of the overall structure meet the requirements of the specifications,verifying the rationality of the structural system.The component analysis results and bearing capacity review meet the requirements of use,and the design is safe and reliable.

libraryarch structuresingle-span arch ribbed thin-shell reinforced concrete structurefinite element analysisfloor slab stress

何世铁

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一方设计集团有限公司 广东阳江 529500

阳江市建筑学会 广东阳江 529500

图书馆 拱结构 单跨拱肋薄壳钢筋混凝土结构 有限元分析 楼板应力

2023

广东土木与建筑
广东省建筑科学研究院 广东省土木建筑学会

广东土木与建筑

影响因子:0.124
ISSN:1671-4563
年,卷(期):2023.30(12)
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