Al/CFRP混合薄壁结构耐撞性能可靠性优化设计

张正峰,宋小雨,袁晓磊,陈文娟,张伟东

Reliability optimization design for crashworthiness of Al/CFRP hybrid thin-walled structure

Zheng-feng ZHANG,Xiao-yu SONG,Xiao-lei YUAN,Wen-juan CHEN,Wei-dong ZHANG

表11 Al/CFRP混合方管多目标确定性优化的最优解

Table 11 Optimal solution of multi-objective certainty optimization for Al/CFRP hybrid square tube

设计变量与耐撞性能指标 数值 TAl/mm 0.59 θ1/(°) 5.37 θ2/(°) 43.92 θ3/(°) 22.46 θ4/(°) 44.79 Fmax/kN 38.24 Ws/(J/g) 36.56 λc 0.71