分解等截面直梁弯曲变形和剪切变形的试验方法

全学友,刘佳迪,任佶,刘宝,刘连杰

Experimental approach for decomposition of deflection of prismatic beams into flexural and shear deformations

Xue-you QUAN,Jia-di LIU,Ji REN,Bao LIU,Lian-jie LIU

表 1 钢筋混凝土梁试件的参数

Tab.1 Parameters of reinforced concrete beam specimens

试验区段 截面尺寸 d /mm s /mm a /mm fyv /MPa fs /MPa Fu /kN 破坏形态 SP-1A 260 mm×500 mm 6 100 500 536.4 664.9 544.8 剪切破坏 SP-2A 260 mm×500 mm 8 100 500 474.8 634.0 690.0 弯剪破坏 SP-3A 260 mm×500 mm 6 100 900 536.4 664.9 540.0 剪切破坏 SP-4A 260 mm×500 mm 8 100 900 474.8 634.0 540.0 剪切破坏