用于夹层梁静动力及屈曲分析的新型组合结构单元

林建平,陈昆,潘剑超,王冠楠,冯倩

New composite finite element for static, dynamic and buckling analysis of sandwich composite beams

Jianping LIN,Kun CHEN,Jianchao PAN,Guannan WANG,Qian FENG

表 2 连续边界条件下层间滑移与最大弯矩计算结果对比

Tab.2 Comparison of interlayer slip and maximum bending moment under continuous boundary condition

方法 单元数 us1 /mm us2 /mm Mmax /(kN·m) 文献[9] — 0.427231210 0.56115713 18.80241423 本研究方法 4个单元 0.561469668 18.823051 18.823051 10个单元 0.561417252 18.812664 18.812664 20个单元 0.561415993 18.812043 18.812043 100个单元 0.561415910 18.811891 18.811891 δ1/% 2.85×10−2 4.61×10−2 5.04×10−2