Research Article
Design of a Conceptual Bumper Energy Absorber Coupling Pedestrian Safety and Low-Speed Impact Requirements
Table 3
Multiobjective optimization results and verification.
| | Variables | A | B | C | MTA (g) | MKBA (°) | MKSD (mm) | CI (mm) | BD (mm) |
| | Regular value | — | — | — | 150.0 | 15.00 | 6.00 | 165.00 | 64.00 | | Foam absorber | — | — | — | 221.58 | 7.80 | 3.21 | 77.78 | 67.56 | | Original results | 2.5 | 180.0 | 2 | 143.6 | 6.41 | 3.29 | 111.93 | 53.91 | | Optimal results | 3.2 | 146.4 | 3 | 127.0 | 4.50 | 1.93 | 93.55 | 51.55 | | Verification | 3.2 | 146.4 | 3 | 134.5 | 3.88 | 1.76 | 94.81 | 47.09 | | Deviation | — | — | — | 5.91% | 13.78% | 8.81% | 1.35% | 8.65% |
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