全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

基础隔震结构在竖向荷载作用下的内力分布特点

, PP. 52-64

Keywords: 基础隔震,隔震层,隔震支座,计算模型,竖向荷载,弯矩

Full-Text   Cite this paper   Add to My Lib

Abstract:

以一个3跨4排柱建筑为例,对非隔震结构和隔震结构在竖向荷载作用下的内力分布特点进行了对比研究,其中考虑了隔震层顶部梁板结构的荷载、刚度以及结构的梁柱刚度比等因素的影响。研究中发现,与非隔震结构相比,隔震结构一层柱子的柱端弯矩明显增大,隔震层顶部梁的梁端弯矩与其荷载成正比等规律。同时提出了基于非隔震结构的隔震结构在竖向荷载作用下内力的计算方法和“隔震影响系数”的概念。即,隔震结构的内力等于非隔震结构的内力乘以“隔震影响系数”。其中还进一步对“隔震影响系数”的影响因素进行了定量研究,得出了“隔震影响系数”的计算公式。本文所提出的计算方法与隔震结构在水平地震荷载作用下的内力计算方法思路一致,因此,该方法也进一步完善了隔震结构的设计理论。

References

[1]  李宏男.建筑抗震设计原理[M].北京:中国建筑工业出版社,1996.Li Hongnan.Seismic design principle of building[M].Beijing:China architecture & building press,1996.(in Chines
[2]  唐家祥,刘再华.建筑结构基础隔震[M].武汉:华中理工大学出版社,1993.Tang Jiaxiang,Liu Zaihua.The base isolation of building[M].Wu Han:Huazhong technology and engineering university press,1993.(in Chi-nese)
[3]  周福林.工程结构减震控制[M].北京:地震出版社,1997.Zhou Fulin.Seismic control of engineering structure[M].Beijing:seismological press,1997.(in Chinese)
[4]  何永超,邓长跟,曾康康.日本高层建筑基础隔震技术的开发和应用[J].工业建筑,2002,32(5).He Yongchao,Deng Changgen,Zeng Kangkang.Development and application of base isolation technology for high-rise buildings in Japan.In-dustrial Construction,2002,32(5):29-31.(in Chinese)
[5]  徐忠根,周福林.国内外建筑隔震改造加固概述[J].华南建设学院西院学报,1999,7(2):14-19.Xu Zhonggen,Zhou Fulin.A survey of retrofitting buildings with isolation technique at home and abroad[J].Journal of south China constructionuniversity(west campus),1999,7(2):14-19.(in Chinese).
[6]  苏经宇,曾德民.我国建筑结构隔震技术的研究和应用[J].地震工程与工程振动,2001.21(4):94-101Su Jingyu,Zeng Demin.Research and application of seismic isolation of buildings in China[J].Earthquake engineering and engineering vibra-tion,2001,21(4):94-101.(in Chinese)
[7]  郑伟.隔震结构在省防震减灾中心大楼工程中的应用[J].福建建设科技,2002,(4):33-34.Zheng Wei.Application of base isolation in the research building of seismic disaster[J].Fujian construction technology,2002,(4):33-34.(inChinese)
[8]  潘开名,刘斌,刘之洋,李振波.叠层橡胶支座隔震结构的原型测试结果分析[J].工业建筑,2002,32(1):14-16.Pan Kaiming,Liu Bin,Liu Zhiyang,Li Zhenbo.An experimental analysis of the dynamic interaction between base and structure for base-isola-tion structure with rubber-bearing.Industrial Construction,2002,32(1):14-16.(in Chinese)
[9]  徐忠根,周福霖.我国首栋橡胶垫隔震住宅楼动力分析[J].世界地震工程,1996,12(1):38-42.Xu Zhonggen,Zhou Fulin.Dynamic analysis of the first rubber bearing isolated dwelling of our country[J].World earthquake engineering,1996,12(1):38-42.(in Chinese)
[10]  董军,刘伟庆,等.宿迁市文体馆基础隔震非线性时程分析研究.地震工程与工程振动,2002,22(6):103-108.Dong Jun,Liu Weiqing,etc.Nonlinear time-history analysis of base-isolated Suqian City Gymnasium.Earthquake engineering vibration,2002,22(6):103-108.(in Chinese)
[11]  《建筑抗震设计规范》(GBJ50011-2001).(GB50011-2001).(in Chinese)

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133