FRP复合材料在桥梁工程中的发展与应用  

Development and Application of FRP Composite Materials in Bridge Engineering

作　　者：董文学 DONG Wen-xue(China Railway First Bureau Group Fourth Engineering Co.,Ltd.,Xianyang 712099,Shaanxi,China)

机构地区：[1]中铁一局集团第四工程有限公司,陕西咸阳712099

出　　处：《合成材料老化与应用》2024年第2期86-89,共4页Synthetic Materials Aging and Application

摘　　要：纤维增强聚合物(FRP)是一种由塑料基体和纤维增强材料组成的复合材料,具有轻质高强、抗腐蚀和耐久性等优点。在土木工程领域,尤其是桥梁工程中,它具有广泛的应用前景。该文综述了FRP复合材料的性能、结构和应用特点,并重点探讨了其在桥梁结构加固、竖向受力构件、劲性结构、预应力筋以及桥面板等领域的研究进展。在此基础上,指出了FRP复合材料存在的问题并展望了发展的主要方向。Fiber-reinforced polymer(FRP)is a composite material composed of a plastic matrix and fiber reinforcement materials.It off ers advantages such as lightweight,high strength,corrosion resistance,and durability.In the field of civil engineering,especially in bridge construction,FRP has broad application prospects.This paper provides an overview of the performance,structure,and application characteristics of FRP composites,with a focus on discussing its research progress in areas such as bridge structural reinforcement,vertical load-bearing components,stiff ness structures,prestressed reinforcement,and bridge decks.Based on this,the issues of FRP composites are identified,and the main directions for future development are proposed.

关 键 词：纤维增强聚合物 复合材料 桥梁工程 机械性能 

分 类 号：TB332[一般工业技术—材料科学与工程]