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...

基于拟力法的桥梁结构地震响应分析

, PP. 22-26

Keywords: 拟力法,连续桥梁,塑性铰,地震响应,有限元法

Full-Text   Cite this paper   Add to My Lib

Abstract:

基于拟力法的基本理论,结合桥梁结构非线性变形特点,提出了桥梁结构非线性分析的一种新方法.计算推导中,考虑了混凝土开裂引起的刚度变化不利影响.与以往变刚度有限元法相比,所提方法具有耗时少,所需存储空间小,效率高,稳定性好等特点.数值算例结果表明,拟力法与有限元法的地震动力响应结果吻合较好,且能确定构件中塑性铰分布及任意位置塑性转角的发展历程,证实了拟力法在连续桥梁结构应用中的准确性和有效性.

References

[1]  Lin T H. Theory of inelastic structures[M]. New York:Wiley, 1968.
[2]  Wong Kevin K. F., Yang Rong. Inelastic dynamic response of structures using force analogy method[J]. Journal of Engineering Mechanics, 1999, 125:1190-1199.
[3]  Wong Kevin K. F., Yang Rong. Earthquake response and energy evaluation of inelastic structures[J]. Journal of Engineering Mechanics, 2002, 128(3):308-317.
[4]  Zhang Xin, Wong Kevin K. F., Wang Yi. Performance assessment of moment resisting frames during earthquakes based on the force analogy method[J]. Engineering Structures, 2007, (29):2792-2802.
[5]  Wong Kevin K. F., Wang Zhe. Seismic analysis of inelastic moment-resisting frames part I:modified force analogy method for end offsets[J]. The Structural Design of Tall and Special Buildings, 2007, (16):267-282.
[6]  刘哲峰, 沈蒲生, 龚胡广. 基于拟力法的框架结构静力弹塑性分析[J]. 建筑科学与工程学报, 2006, 23(3):32-36. Liu Z F, Shen P SH, Gong H G. Nonlinear static analysis of structures based on the force analogy method[J]. Journal of Architecture and Civil Engineering, 2006, 23(3):32-36.
[7]  柳春光. 桥梁结构地震响应与抗震性能分析[M]. 北京:中国建筑工业出版社, 2009. Liu C G. Seismic response and earthquake resistant performance analysis of bridges[M]. Beijing:China Architecture Building Press, 2009.
[8]  谢旭. 桥梁结构地震响应分析与抗震设计[M]. 北京:人民交通出版社, 2005. Xie X. Seismic response and earthquake resistant design of bridges[M]. Beijing:China Communication Press, 2009.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133