纤维增强复合材料加固锈蚀箍筋混凝土梁的抗剪承载力计算模型分析

唐仕盈, 刘杰, 陈浩东, 张嘉濠, 李伟文, 杨旭

Analysis on Calculation Model for Shear Capacity of Rust-Stirrup Reinforced Concrete Beams Strengthened with Fiber Reinforced Polymer

TANG Shiying, LIU Jie, CHEN Haodong, ZHANG Jiahao, LI Weiwen, YANG Xu

表1 试验梁尺寸信息

Table 1 Size information of test beam

Beam av / d ƞ0 / % ƞ / % Stirrup FRP Stripe Vu / kN R Area UR Area wf / mm tf / mm n sf / mm B1C 1 0 0 A6.5@120 B14@80 --- --- --- --- 311.26 B1C5 1 5 4.86 --- --- --- --- 313.56 B1C15 1 15 12.86 --- --- --- --- 281.79 B1U 1 0 0 40 0.167 2 120 318.43 B1U5 1 5 5.62 40 0.167 2 120 321.67 B1U15 1 15 12.65 40 0.167 2 120 288.43 B2C 2 0 0 --- --- --- --- 213.19 B2C5 2 5 5.56 --- --- --- --- 212.28 B2C15 2 15 12.5 --- --- --- --- 199.6 B2U 2 0 0 40 0.167 2 120 273.92 B2U5 2 5 4.81 40 0.167 2 120 280.63 B2U15 2 15 13.28 40 0.167 2 120 237.09 B3C 3 0 0 --- --- --- --- 176.77 B3C5 3 5 4.96 --- --- --- --- 177.01 B3C15 3 15 12.28 --- --- --- --- 163.85 B3U 3 0 0 40 0.167 2 120 225.47 B3U5 3 5 5.08 40 0.167 2 120 230.71 B3U15 3 15 12.19 40 0.167 2 120 191.02