碳纤维布加固铝合金方管试验研究与有限元分析.pdf

施工技术 2010年11月 CONSTRUCTION TECHNOLOGY第39卷第11期 碳纤维布加固铝合金方管试验研究与有限元分析 刘桐张继红2,刘友忠3 (1.盐城工学院土木工程学院,江苏盐城224051;2.盐城市建设局建筑业处,江苏盐城224000 .江苏国丰建设集团有限公司,江苏盐城224000) [摘要]简要叙述碳纤维布加固铝合金方管简支梁的试验材料材性试验与试验方案,结合本次试验的结果分析,用 碳纤维布对铝合金方管进行加固,可以提高其极限承载力,抑制梁跨中挠度的发展。通过非线性有限元理论分析, 理论值与试验实测值吻合、曲线变化规律一致 [关键词]材性试验;碳纤维布;铝合金方管;有限元分析 [中图分类号]TU39.05 文献标识码]A 文章编号]1002-8498(2010)11-0030-04 Experiment Study and Finite Element Analysis ofSquare Aluminum Alloy Tube Strengthened with CFRPLiu Tong' ,Zhang Jihong ,Liu Youzhong( 1.College of Engineering ,Yancheng Institute of Technology ,Yancheng ,Jiangsu 224051 ,China ; 2 .Construction Department ,Yancheng Bureau of Construction ,Yancheng ,Jiangsu 224000 ,China3 .Jiangsu Guofeng Construction Group Limited Company ,Yancheng ,Jiangsu 224000 ,China ) Abstract :The authors briefly describe material quality testing and experiment plan of the squarealuminum alloy tube simply supported beam stengthened with CFRP .This experiment shows that theultimate bearing capacity of square aluminum alloy tube beam can be improved ,and the mid-spandeflection of beam can be inhibited .By non-linear theory of finite element analysis ,the theoretical valueand experimental va...