Crashworthiness Design and Multiobjective Optimization for Hexagon Honeycomb Structure with Functionally Graded Thickness

Figure 12

Comparison of crushing force and energy absorption of UT and FGT honeycomb structures with 22 cells. (a) SEA = 18.5 kJ/kg. (b) SEA = 20 kJ/kg. (c) SEA = 22 kJ/kg. (d) SEA = 24 kJ/kg.

(a)

(b)

(c)

(d)