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13. 带多项式型过渡区的结构参数示意图

Fig.13. Geometry parameters of axial cross-section of top-hat structure with curve majored transition section