面向变厚度柔性轧制工艺的帽型梁横向冲击吸能优化设计 1)

童泽奇,刘杨,刘书田

DESIGN OPTIMIZATION OF TOP-HAT BEAM FOR ENERGY ABSORPTION UNDER TRANSVERSE CRASH BASED ON VARIABLE GAUGE ROLLING 1)

Zeqi Tong,Yang Liu,Shutian Liu

表9 经验设计方案在冲击载荷下的能量吸收与比能量吸收

Table 9 Energy absorption of top-hat beam of experimental design

Structure label Energy absorption/J SEA/(kJkg-1) 0 447.9 0.092 53 5 225.6 0.046 61 6 277.7 0.057 37 7 536.5 0.110 80 8 560.1 0.115 70 9 443.8 0.091 70 10 467.6 0.096 60