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中国公路学报
CHINA JOURNAL OF HIGHWAY AND TRANSPORT
2006 Vol.19 No.4 P.82-87

数字化期刊

外贴纤维布加固超载后钢筋混凝土桥梁构件抗弯性能试验

孙晓燕  黄承逵 

摘 要:结合24根钢筋混凝土(RC)梁的超载试验,对不同的超载幅值、加载次数以及配筋率的钢筋混凝土桥梁构件的受弯承载力加固效果进行了比较分析.对12根外贴纤维布加固超载后裂损的钢筋混凝土梁与12根超载后未加固的钢筋混凝土梁进行对比试验研究,分析了超载对钢筋混凝土构件使用性能的影响规律,比较了外贴纤维布加固不同超载幅值超载损伤后的钢筋混凝土构件的加固效果.试验结果表明:外贴纤维布加固超载后裂损的钢筋混凝土梁加固效果的主要影响因素是预加荷载幅值和配筋率.
关键词:桥梁工程;钢筋混凝土梁;试验研究;纤维布加固;超载;抗弯性能
分类号:U445.72 文献标识码:A

文章编号:1001-7372(2006)04-0082-06

Test on Flexural Performance of RC Bridge Member After Overload Reinforced with Externally Bonded FRP

SUN Xiao-yan  HUANG Cheng-kui 

基金项目:辽宁省交通科技重点项目(0101)
作者简介:孙晓燕(1976-),女,河北故城人,工学博士,博士后,E-mail:xy-sun@tsinghua.edu.cn.
作者单位:孙晓燕(浙江大学,建筑工程学院,浙江,杭州,310027) 
     黄承逵(大连理工大学,海岸与近海工程国家重点实验室,辽宁,大连,116023) 

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收稿日期:2005年8月18日

出版日期:2006年7月31日

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