cross section crash boxes

Figure 6.21. Sequential deformation pictures of empty and foam filled G1
geometry crash boxes: a) 3 mm thickness, b) 2.5 mm thickness and
c) 2 mm thickness. .................................................................................... 121
Figure 6.22. Sequential deformation pictures of empty and foam filled G2
geometry crash boxes: a) 3 mm thickness, b) 2.5 mm thickness and
c) 2mm thickness. ..................................................................................... 123
Figure 6.23. Cross-section pictures of deformed empty and F1 foam filled 1050
H14 G1 box with montage parts, t=3 mm. .............................................. 124
Figure 6.24. Load-displacement graphs of G1 and G2 empty and filled crash
boxes with a) 3 mm, b) 2.5 mm and c) 2 mm thickness. .......................... 125
Figure 6.25. Mean load-displacement graphs of G1 and G2 empty and filled
crash boxes with a) 3 mm, b) 2.5 mm and c) 2 mm thickness. ................ 126
Figure 6.26. SEA-displacement graphs of G1 and G2 empty and filled crash
boxes with montage parts a) 3 mm, b) 2.5 mm and c) 2 mm
thickness. .................................................................................................. 127
Figure 6.27. Load-displacement graphs of a) quasi-statically and dynamically
tested empty crash box, b) load-displacement graphs of empty tube
after reconstruction and c) load-displacement graphs of filled crash
box after reconstruction. ........................................................................... 129
Figure.6.28. Deformation pattern of quasi-static and dynamically tested empty
(G1T3WPE) and partially filled (G1T3WPF1) crash boxes. ................... 131
Figure 7.1. Experimental and simulation compression stress-strain curves of
Alulight Al foam with relative densities of 0.11 and 0.15. ...................... 133
Figure 7.2. Experimental and Mat 26 Honeycomb foam model simulation
compression stress-strain curves of Alulight Al foams at various
relative densities. ...................................................................................... 133
Figure 7.3. The deformation pictures of numerically tensile testes sample and
fractured experimental tensile test sample and (b) experimental and
numerical, Mat 3 and Mat 24, engineering stress–strain curves of
1050 H14 Al. ............................................................................................ 134
Figure 7.4. Sequential deformation photos of empty crash box without montage
parts, t=3 mm (G1T3E). ........................................................................... 136
Figure 7.5. Sequential deformation photos of filled crash box without montage
parts, t=3 mm (G1T3F1). ......................................................................... 137
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