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...

传递拉力的PBL剪力键群逐步扩大子结构法

, PP. 125-131

Keywords: 桥梁工程,PBL剪力键群,逐步扩大子结构法,传力机理,有限元法,组合结构

Full-Text   Cite this paper   Add to My Lib

Abstract:

?为提高对PBL剪力键群的计算分析能力,针对传递轴向拉力PBL剪力键群边界条件简单,复杂的整体结构由构造相同的简单结构组成的特点,以单孔PBL剪力键荷载-滑移曲线为基础,以钢构件、混凝土构件的平衡条件及位移协调条件为依据,结合子结构法求解复杂结构的思路,提出了求解PBL剪力键群传力机理的逐步扩大子结构法;通过与2孔、5孔和6孔PBL剪力键群传力机理有限元分析结果对比,验证了该方法的正确性。研究结果表明:剪力键群中各剪力键承担的荷载不仅与总荷载有关,而且与剪力键的位置及其刚度有关,设计时应综合考虑。

References

[1]  胡建华,叶梅新,黄 琼.PBL剪力连接件承载力试验[J].中国公路学报,2006,19(6):65-72.
[2]  HU Jian-hua,YE Mei-xin,HUANG Qiong.Experiment on Bearing Capacity of PBL Shear Connectors[J].China Journal of Highway and Transport,2006,19(6):65-72.
[3]  VIANNA J C,COSTA-NEVES L F,VELLASCO P C G S,et al.Experimental Assessment of Perfobond and T-perfobond Shear Connectors' Structural Response[J].Journal of Constructional Steel Research,2009,65(2):408-421.
[4]  VALENTE I,CRUZ P J S.Experimental Analysis of Perfobond Shear Connection Between Steel and Lightweight Concrete[J].Journal of Constructional Steel Research,2004,60(3/4/5):465-479.
[5]  张清华,李 乔,唐 亮.桥塔钢-混凝土结合段剪力键破坏机理及极限承载力[J].中国公路学报,2007,20(1):85-90.
[6]  ZHANG Qing-hua,LI Qiao,TANG Liang.Fracture Mechanism and Ultimate Carrying Capacity of Shear Connectors Applied for Steel-concrete Joint Segment of Bridge Pylon[J].China Journal of Highway and Transport,2007,20(1):85-90.
[7]  李 乔,武焕陵,唐 亮,等.南京长江三桥桥塔钢混结合段内力分布规律研究[C]//中国公路学会.中国公路学会桥梁和结构工程分会2005年全国桥梁学术会议论文集.北京:人民交通出版社,2005:818-823.
[8]  LI Qiao,WU Huan-ling,TANG Liang,et al.Study on the Internal Force Distribution Rule for the Steel-concrete Joint Segment of Nanjing Yangtze River 3rd Bridge[C]//Highway and Transportation Society of China.The Symposium of the 2005 National Bridge Conference for the Bridge and Structure Branch of Highway and Transportation Society of China.Beijing:China Communications Press,2005:818-823.
[9]  张清华,李 乔,唐 亮.剪力连接件的三维非线性仿真分析方法[J].西南交通大学学报,2005,40(5):595-599.
[10]  ZHANG Qing-hua,LI Qiao,TANG Liang.Research on 3D FEM Nonlinear Simulation Method for Shear Connectors[J].Journal of Southwest Jiaotong University,2005,40(5):595-599.
[11]  ZHANG Yu-zhi,LI Qiao,XIA Song.Research on the Influence Factors to the Working Performance of PBL Shear Connectors[J].Applied Mechanics and Materials,2012,178-181:2192-2198.
[12]  KALFAS C,PAVLIDIS P,GALOUSSIS E.Inelastic Behaviour of Shear Connection by a Method Based on FEM[J].Journal of Constructional Steel Research,1997,44(1/2):107-114.
[13]  SEBASTIAN W M,MCCONNEL R E.Nonlinear FE Analysis of Steel-concrete Composite Structures[J].Journal of Structural Engineering,2000,126(6):662-674.
[14]  张清华,李 乔,卜一之.PBL剪力连接件群传力机理研究(I)——理论模型[J].土木工程学报,2011,44(4):71-77.
[15]  ZHANG Qing-hua,LI Qiao,BU Yi-zhi.Load Transmission Mechanism of PBL Shear Connector Group (I)-Theoretical Model[J].China Civil Engineering Journal,2011,44(4):71-77.
[16]  江见鲸.钢筋混凝土结构非线性有限元分析[M].西安:陕西科学技术出版社,1994.
[17]  JIANG Jian-jing.Nonlinear Analysis for the Reinforced Concrete Structures[M].Xi'an:Shaanxi Science and Technology Press,1994.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133