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...
工程力学  2014 

高强箍筋高强混凝土柱抗震性能试验研究

, PP. 161-167

Keywords: 高强混凝土柱,高强箍筋,抗震性能,箍筋应力水平,低周反复加载试验,复合箍筋

Full-Text   Cite this paper   Add to My Lib

Abstract:

通过6根复合箍筋约束高强混凝土柱在高轴压力低周往复荷载作用下的加载试验,研究了其破坏过程、破坏形态、滞回特性、延性性能及耗能性能,分析了箍筋的应力水平。高强箍筋试件与普通箍筋试件的对比分析结果表明:提高箍筋强度不能提高试件水平承载力,但可以显著提高其变形能力和耗能能力;试件达到极限位移时,高强箍筋约束核心混凝土未见明显压碎,箍筋未屈服,依然对核心混凝土有较高的约束作用;在同等配箍率下,密配细直径箍筋比疏配粗直径箍筋对提高构件抗震性能更为有效。

References

[1]  高强与高性能混凝土的发展及应用[J]. 土木工程学报, 1997, 30(5): 3―11. Chen Zhaoyuan. Development and utilization of high- strength and high-performance concrete [J]. China Civil Engineering Journal, 1997, 30(5): 3―11. (in Chinese)
[2]  S R, Saatcioglu M. Strength and deformability of confined high-strength concrete columns [J]. ACI Structural Journal, 1994, 91(6): 1―10.
[3]  N, Masataka S, Ikuo W, et al. Effects of high strength transverse reinforcement on the ductile behavior of reinforced concrete members-development of riverbon multi spiral hoops [R]. Tokyo: Kawasaki Steel Technical Report, 1993.
[4]  J, Wallace J. Lateral load behavior of reinforced concrete columns constructed using high-strength materials [J]. American Concrete Institute, ACI Structural Journal, 1994, 91(5): 605―615.
[5]  O, Sheikh S A. Confinement reinforcement design considerations for ductile HSC columns [J]. Journal of Structural Engineering, ASCE, 1998, 124(9): 999―1010.
[6]  P, Legeron F, Mongeau D. Influence of concrete strength and transverse reinforcement yield strength on behavior of high-strength concrete columns [J]. American Concrete Institute, ACI Structural Journal, 2001, 98(4): 490―501.
[7]  杨坤, 白力更, 等. 高强箍筋约束高强混凝土柱抗震性能试验研究[J]. 土木工程学报, 2011, 44(12): 9―17. Shi Qingxuan, Yang Kun, Bai Ligeng, et al. Experiments on seismic behavior of high-strength concrete columns confined with high-strength stirrups [J]. China Civil Engineering Journal, 2011, 44(12): 9―17. (in Chinese)
[8]  肖潇, 张曰果, 等. 高强钢筋约束混凝土矩形柱的抗震性能试验研究[J]. 沈阳建筑大学学报(自然科学版), 2006, 22(1): 7―10. Yan Shi, Xiao Xiao, Zhang Yueguo, et al. Seismic performances of square HSC columns confined with high-strength PC rebar [J]. Journal of Shenyang Jianzhu University (Natural Science Edition), 2006, 22(1): 7―10. (in Chinese)
[9]  伍云天, 尚守平, 等. 高强混凝柱抗震性能的足尺试验研究及理论分析[J]. 东南大学学报(自然科学版), 2002, 32(5): 746―749. Xiao Yan, Wu Yuntian, Shang Shouping, et al. Experimental and analytical studies on full-scale high-strength concrete columns [J]. Journal of Southeast University (Natural Science Edition), 2002, 32(5): 746―749. (in Chinese)
[10]  司炳君, 王东升, 等. 高强箍筋高强混凝土柱抗震性能研究[J]. 工程力学, 2010, 27(5): 128―136. Sun Zhiguo, Si Bingjun, Wang Dongsheng, et al. Research on the seismic performance of high-strength concrete columns with high-strength stirrups [J]. Engineering Mechanics, 2010, 27(5): 128―136. (in Chinese)
[11]  低周反复荷载下型钢高强混凝土柱受力性能研究[D]. 西安: 西安建筑科技大学, 2005. Li Junhua. Study on the performance of steel reinforced high-strength concrete columns under low cyclic reversed loading [D]. Xi’an: Xi’an University of Architecture & Technology, 2005. (in Chinese)

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133