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...

高强钢绞线网-聚合物砂浆加固层剥离破坏研究

, PP. 59-63

Keywords: 桥梁工程,剥离破坏,加固层,高强钢绞线网,聚合物砂浆

Full-Text   Cite this paper   Add to My Lib

Abstract:

通过9个试件的剥离破坏试验,对高强不锈钢绞线网-渗透性聚合物砂浆加固层与混凝土界面剥离破坏的影响因素进行了定量分析。试验研究表明,加固层长度小于有效锚固长度,则剥离承载力随着加固层长度的增加而提高;加固层长度大于有效锚固长度,则继续增加加固层长度将不能继续提高剥离承载力,但可以改善破坏过程的延性。此外,加固龄期、加固构件表面粗糙度、混凝土和聚合物砂浆强度也是影响剥离强度的主要因素。根据试验结果,提出了加固层剥离强度计算公式,可用于相关工程方面的计算分析。

References

[1]  [J].中国公路学报,2007,20(4):83-90.HUANG Hua,LIU Boquan,XING Guohua,et al.Experiment on RC T-type Beam Bridge Strengthened with High Strength Stainless Steel Wire Mesh and Permeability Polymer Mortar
[2]  [J].China Journal of Highway and Transport,2007,20 (4):83-90.
[3]  [J].Journal of Building Structures,2005,26 (2):1-9.
[4]  曾令宏.高性能复合砂浆钢筋(丝)网加固混凝土梁试验研究与理论分析
[5]  [D].长沙:湖南大学,2006.ZENG Linghong.Experimental Study and Theoretical Analysis on Strengthening Reinforced Concrete Beams with High-performance Ferrocement
[6]  [D].Changsha:Hunan University,2006.
[7]  [D].Beijing:Tsinghua University,21113.
[8]  曹俊.高强不锈钢绞线网-聚合砂浆粘结锚固性能的试验研究
[9]  [D].北京:清华大学,2004.CHAO Jun.Experimental Study on Bonding Anehorsge Performance of Stainless Steel Wire Mesh and Polymer Mortar
[10]  [D].Beijing:Tsinghua University,2004.
[11]  [J].公路交通科技,2007,24(8):78-82.ZHOU Ai'jun,HUANG Chengkui.Calculation Method of Fiexural Capacity of Reinforced Concrete Beams with Externally Bonded CFRP Sheets
[12]  [J].Journal of Highway and Transportation Research and Development,2007,24 (8):78-82.
[13]  周浪,王元丰.FRP徐变对约束混凝士柱徐变的影响分析
[14]  [J].Journal of Highway and Transportstion Research and Development,2007,24 (7):70-75.
[15]  蒋田勇,方志.极限状态时CFRP筋粘结式锚具粘结应力分布
[16]  [J].公路交通科技.2007,24(12):75-78,92.JIANG Tianyong,FANG Zhi.Bond Stress Distribution of Bondtype Anchors for CFRP Tendons under the Ultimate Tensile Capacity
[17]  蒋田勇,方志.一种基于Fourier-Bessel级数求解FRP筋粘结锚固径向反应的解析方法
[18]  [J].公路交通科技,2008,25(7):45-51,62.JIANG Tianyong,FANG Zhi.Solutions of Radial Response of Anchorage Performance of FRP Tendon Based on Fourier-Beesel Series
[19]  [J].Journal of Highway and Transportation Research and Development,2008,25 (7):45-51,62.
[20]  黄华,刘伯权,邢国华,等.高强不锈钢绞线网一渗透性聚合砂浆加固的T型梁桥试验
[21]  黄华,邢国华,刘伯权,等.高强不锈钢绞线网-渗透性聚合砂浆抗弯加固承载力试验研究
[22]  [J].工业建筑,2007,37(3):106-109,119.HUANG Hua,XING Guoha,LIU Boquan,et al.Experiment on Flexural Capacity of RC Beams Strengthened with Stainless Steel Wire Mesh and Permeability Polymer Mortar
[23]  [J].Industrial Construction,2007,37 (3):106-109,119.
[24]  黄华.高强钢绞线网-聚合物砂浆加固钢筋混凝土梁式桥试验研究与机理分析
[25]  [D].西安:长安大学,2008.HUANG Hua.Experimental Study and Theoretical Analysis on Strengthening RC Girder Bridge with Steel Wire Mesh and Polymer Mortar
[26]  [D].Xi' an:Chang' an University,2008.
[27]  聂建国,王寒冰,张天申,等.高强不锈钢绞线网-渗透性聚合砂浆抗弯加固的试验研究
[28]  [J].建筑结构学报,2005,26(2):1-9.NIE Jianguo,WANG Hanbing,ZHANG Tianshen,et al.Experimental Study on Flexural Behavior of RC Beams Strengthened with Stainless Steel Wire Mesh and Permeability Polymer Mortar
[29]  王寒冰.高强不锈钢绞线网-聚合砂浆加固RC梁的试验研究
[30]  [D].北京:清华大学,2003.WANG Hanbing.Experimental Study on RC Beams Strengthened with Stainless Steel Wire Mesh and Polymer Mortar
[31]  赵志方,周厚贵,袁群,等.新老混凝土粘结机理研究与工程应用
[32]  [M].北京:中国水利水电出版社,2003.ZHAO Zhifang,ZHAO Guofan,YUAN Qun,et al.Study on Performance and Engineering Application of Adherence of Young and Old Concrete
[33]  [M].Beijing:China Water Power Press,2003.
[34]  赵志方,赵国藩,黄承逸.新老混凝土粘结的拉剪性能研究
[35]  [J].建筑结构学报,1999,20(6):26-31.ZHAO Zhifang,ZHAO Guofan,Huang Chengkui.Research on the Tension-shear Behavior of the Adhesion of Young and Old Concrete
[36]  [J].Journal of Building Structures,1999,20 (6):26-31.
[37]  NEUBAUER U,ROSTASY F S.Design Aspects of Concrete Structures Strengthened with Externally Bonded CFRP Plates
[38]  [C]//Proceedings of 7th International Conference on Structural Faults and Repair.Edinburgh,Scotland:2 ECS Publications,1997:109-118.
[39]  CHEN J F,TENG J G.Anchorage Strength Models for FRP and Steel Plates Bonded to Concrete
[40]  [J].Journal of Structural Engineering,ASCE,2001,127 (7):784-791.
[41]  周爱军,黄承逵.CFRP布加固钢筋混凝土梁抗弯承载力设计计算方法
[42]  [J].公路交通科技,2007,24(7):70-75.ZHOU Lang,WANG Yuanfeng.Analysis of Effect of FRP on Creep of Filer-wrapped Concrete Colomns
[43]  [J].Journal of Highway and Transportation Research and Development,2007,24 (12):75-78,92.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133