Table 6
B&B optimal solution for the tyre selection validated against the tire specification tolerance limits.
| Tyre manufacturers | (g1) Max speed (km/h) | (g2) Tread depth (mm) | (g3) Long lasting (Years) | (g4) Noise pollution (dB) | (g5) Rolling resistance (%) | (g6) Dry surface (%) | (g7) Wet surface (%) | (g8) Carrying load | (g9) Cushioning | (g10) Cost (LE) |
|---|---|---|---|---|---|---|---|---|---|---|
| Inequality preference (≤/≥) | ≥ | ≥ | ≥ | ≤ | ≤ | ≥ | ≥ | ≥ | ≥ | ≤ |
| Target values (Goals) (gj) | 240 | 8.6 | 1.5 | 72 | 14 | 94 | 54 | 1090 | 8 | 6500 |
| Tolerance lower limit (Li) | 200 | 8 | 1.25 | – | – | 93 | 52 | 1080 | 6 | – |
| Tolerance lower limit (Ui) | – | – | – | 73 | 18 | – | – | – | – | 7000 |
| B&B optimal solution | 200 | 8.6 | 1.6 | 73 | 18 | 91.5 | 55 | 1090 | 6 | 3500 |
| Within limits? | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
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