基于虾螯的仿生多胞薄壁管耐撞性分析及优化

黄晗,闫庆昊,向枳昕,杨鑫涛,陈金宝,许述财

Crashworthiness investigation and optimization of bionic multi⁃cell tube based on shrimp chela

Han HUANG,Qing-hao YAN,Zhi-xin XIANG,Xin-tao YANG,Jin-bao CHEN,Shu-cai XU

表5 误差分析

Table 5 Error analysis

优化目标 θ/（°） R2 MARE/% RMSE Fp 0 0.9996 2.73 0.3522 10 0.9991 3.07 0.4944 20 0.9960 5.93 0.8884 30 0.9936 8.71 0.9947 Es 0 0.9875 5.64 0.2716 10 0.9960 1.06 0.0430 20 0.9647 5.34 0.1031 30 0.9725 3.42 0.0564