吉林大学学报(工学版) ›› 2020, Vol. 50 ›› Issue (2): 606-612.doi: 10.13229/j.cnki.jdxbgxb20181157
• 交通运输工程·土木工程 • 上一篇
Qian-hui PU1(),Jing-wen LIU1,Gang-yun ZHAO1,Meng YAN1,2,Xiao-bin LI1
摘要:
对高性能树脂混凝土钢丝网薄层(HTRCS)加固RC偏压柱试验中试件的破坏机理、加固试件的承载力进行了理论分析,建立了裂缝平均间距与钢丝网周长的关系式,可对钢丝网层数与平均裂缝间距进行定量分析。利用半波曲线较好地拟合了不同钢丝网层数下试件横向挠度曲线方程。分析验证了加固试件对于不同荷载等级在变形过程中均满足平截面假定。基于条带法运用MATLAB程序对被加固结构的承载力进行理论值计算,与试验值比较误差在5%以内,因此用条带法进行承载力计算是合理可行的。
中图分类号:
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