钢管混凝土柱-混合梁节点抗震性能试验研究

冯帅克,郭正兴,倪路瑶,李国建,宫长义,谢超,满建政

Experimental study on seismic performance of joints connecting concrete-filled steel tube columns and hybrid beams

Shuai-ke FENG,Zheng-xing GUO,Lu-yao NI,Guo-jian LI,Chang-yi GONG,Chao XIE,Jian-zheng MAN

表 1 抗弯承载力理论计算结果

Tab.1 Theoretical values of flexural capacity

试件编号 Mc/(kN·m) Mb/(kN·m) Mbt/(kN·m) Mbr/(kN·m) $ M_{{\rm{bt}}}^{\rm{t}} $/(kN·m) $ M_{{\rm{br}}}^{\rm{t}} $/(kN·m) Mbt/ $M_{{\rm{bt}}}^{\rm{t}}$ Mbr/ $M_{{\rm{br}}}^{\rm{t}}$ k IJ-1 885.1 514.3 − 415.9 − 347.5 − 1.2 1.7 IJ-2 885.1 514.3 323.5 415.9 460.0 291.9 0.7 1.4 2.7