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...

关于超长沉管隧道地震反应分析中瑞利阻尼矩阵的讨论

DOI: 10.13197/j.eeev.2014.01.87.dongy.011, PP. 87-94

Keywords: 沉管隧道,质量-弹簧模型,Rayleigh阻尼矩阵,模态叠加法,地震反应,阻尼特性

Full-Text   Cite this paper   Add to My Lib

Abstract:

以港珠澳超长沉管隧道为例,采用质量-弹簧模型,通过时域数值计算,分析了在不同Rayleigh阻尼矩阵下沉管隧道在不同地震输入荷载下地震反应的特点与区别,并同地震动响应的“真实解”进行了比较,讨论了考虑地震输入荷载影响时Rayleigh阻尼系数的选择方式,提出在形成Rayleigh阻尼矩阵时,可取模型的第1阶振型与输人荷载的反应谱卓越频率来确定Rayleigh阻尼的比例系数。

References

[1]  潘昌实.隧道地震灾害综述[J].隧道及地下工程,1990,11(2):1-9. PAN Changshi.Tunnel in earthquake disaster[J].Tunnel and Underground Engineering,1990,11(2):1-9. (in Chinese)
[2]  阎盛海.地下结构抗震[M].大连:大连理工大学出版社,1989. YAN Shenghai.Seismic resistance of underground structure[M]. Dalian:Dalian University of Technology Press,1989.(in Chinese)
[3]  林 臬.地下结构抗震分析综述(上)[J].世界地震工程,1990,6(1):1-9. LIN Gao.Reviewed of underground structure seismic analysis (a)[J].World Earthquake Engineering, 1990, 6(1):1-9.(in Chinese)
[4]  林 臬.地下结构抗震分析综述(下)[J].世界地震工程,1990,6(2):1-10. LIN Gao.Reviewed of underground structure seismic analysis (b)[J].World Earthquake Engineering, 1990, 6(2):1-10.(in Chinese)
[5]  王田友,丁洁民,楼梦麟.关于轨道交通所致建筑振动的计算方法和阻尼矩阵的讨论[J].振动与冲击,2008,27(11):77-79. WANG Tianyou, DING Jiemin,LOU Menglin.Discussion on the method of estimating structural vibration from railway lines and the determination of damping matrix[J].Vibration and Shock. 2008,27(11):77-79.(in Chinese)
[6]  楼梦麟,殷 琳.关于高土坝地震反应分析中阻尼模型的讨论[J].水力发电学报,2009,28(5): 103-107. LOU Menglin,YIN Lin.Discussion on damping models for seismic response analysis of high earth dams[J].Journal of Hydroelectric Engineering,2009, 28(5): 103-107.(in Chinese)
[7]  Klyomly A O.Earthquake-resistant design features of immersed tunnels in Japan[J]. Tunneling and Underground Space Technology,1995,10(4):463-475.
[8]  Anastasopoulos I, Gerolymos N, Drosos V,et al.Nonlinear response of deep immersed tunnel to strong seismic shaking[J]. Journal of Geotechnical and Geoenvironmental Engineering,ASCE, 2007,133(9):1067-1090.
[9]  韩大建,周阿兴.沉管隧道地震响应分析的等效质点系模型探讨[J].华南理工大学学报:自然科学版,1999,27(11):108-114. HAN Dajian, ZHOU Axing.Study of equivalent mass system models for the analysis of earthquake response of an immersed tunnel[J].Journal of South China University of Technology,1999,27(11):108-114.(in Chinese)
[10]  George Gazetas. Formulas and charts for impedances of surface and embeded foundations[J].Journal of Geotechnical and Geoenvironmental Engineering, ASCE,1991,117(9):1363-1381.
[11]  陈贵红.沉管隧道地震响应的影响因素分析[J].中国铁道科学,2005,26(6):93-97. CHEN Guihong. Analysis of the affecting factors for seismic response of immersed tunnel [J].China Railway Science,2005,26(6): 93-97.(in Chinese)
[12]  Clough R W,Pensien J.Dynamics of Structures[M].NewYork:McMraw-hill,1993.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133