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10. 不同轧制厚度高强低碳钢材料的弹塑性曲线^[33]

Fig.10. Elastic-plastic curves of high-strength low-carbon steel with different flexible rolling thickness^[33]