海洋环境下FRP性能变化及加固混凝土柱研究进展  

Progress of study on durability of concrete columns reinforced with FRP in marine environment

作　　者：欧佩 郑宏宇[1] 袁世杰 Ou Pei;Zheng Hongyu;Yuan Shijie(School of Civil Engineering and Architecture,Guangxi University,Nanning 530004,Guangxi)

机构地区：[1]广西大学土木建筑工程学院,广西南宁530004

出　　处：《工程建设》2020年第3期19-22,共4页Engineering Construction

基　　金：国家自然科学基金资助项目(51968004)。

摘　　要：纤维增强复合材料(FRP)具有优良的耐腐蚀特性,适用于临海和海洋钢筋混凝土结构的加固,可提高结构的耐久性和受力性能。从FRP的力学性能、FRP与混凝土之间的黏结性能、FRP片材加固混凝土柱承载性能等3个方面对国内外关于海洋环境下长期性能劣化的主要研究成果进行了分析,并对今后该领域的研究方向进行了探讨,提出了参考建议。Fiber reinforced polymer(FRP)has excellent corrosion resistance,which is suitable for strengthening offshore and marine steel reinforced concrete structures,and can improve the durability and mechanical behavior of the structures.In this paper,the main research results about long-term performances deterioration under marine environment of China and abroad are sorted out from three aspects:the mechanical properties of FRP,the bond behavior between FRP and concrete,and bearing capacity of concrete columns strengthened with FRP board.In the end,future research directions in this fieldare discussed,some reference suggestions are put forward.

关 键 词：纤维增强复合材料(FRP) 混凝土 柱 加固 海洋环境 耐久性 

分 类 号：TU375.1[建筑科学—结构工程]