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

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

Zeqi Tong^*,Yang Liu^†,Shutian Liu^*

图7. 汽车保险杠的落锤实验简图^[32]

Fig.7. Drop hammer test of automobile bumper^[32]