Research Article
Scheduling Just-in-Time Transport Vehicles to Feed Parts for Mixed Model Assembly Lines
Table 6
Solution method comparison.
| Scale | Just-in-time delivery | Periodic delivery CPLEX | CPLEX | Heuristic algorithm | Genetic algorithm | Cycles | Tours | Tow trains | Solution time | Inventory | Solution time | Tow trains | Inventory | Solution time | Tow trains | Inventory | Solution time | Tow trains | Solution time | Inventory | Solution time |
| 17 | 1 | 1 | 0.42 | 3749 | 0.21 | 1 | 3749 | 0.18 | 1 | 3749 | 1.19 | 1 | 0.32 | 3789 | 0.28 | 24 | 3 | 2 | 3.9 | 5066 | 9.17 | 2 | 5066 | 0.47 | 2 | 5066 | 1.55 | 2 | 0.51 | 5194 | 0.43 | 31 | 4 | 2 | 12.59 | 6075 | 50.66 | 2 | 6075 | 0.49 | 2 | 6075 | 2.06 | 2 | 0.68 | 6302 | 0.87 | 36 | 5 | 2 | 52.69 | 6613 | 902.4 | 2 | 6672 | 0.52 | 2 | 6684 | 2.27 | 2 | 0.97 | 6862 | 1.02 | 41 | 6 | 2 | 75.85 | 7259 | 1812 | 2 | 7259 | 0.54 | 2 | 7259 | 2.42 | 2 | 1.08 | 7530 | 1.44 | 48 | 7 | 2 | 155.99 | —— | 3600 | 2 | 8467 | 0.57 | 2 | 8500 | 3.34 | 2 | 1.26 | 9032 | 1.8 | 60 | 11 | 2 | 956.16 | —— | 3600 | 2 | 10625 | 0.69 | 2 | 10696 | 3.85 | 2 | 3.24 | 10795 | 3.57 | 72 | 13 | 2 | 1504.7 | —— | 3600 | 2 | 12146 | 0.71 | 2 | 12134 | 4.59 | 2 | 5.09 | 12555 | 5.39 | 84 | 16 | —— | 3600 | —— | 3600 | 2 | 13332 | 0.82 | 2 | 13342 | 5.8 | 2 | 5.15 | 13724 | 8.68 | 96 | 19 | —— | 3600 | —— | 3600 | 2 | 15473 | 0.86 | 2 | 15625 | 6.63 | 2 | 6.73 | 18237 | 8.85 | 108 | 21 | —— | 3600 | —— | 3600 | 2 | 17075 | 1.13 | 2 | 17103 | 7.51 | 2 | 8.02 | 20537 | 18.07 | 120 | 24 | —— | 3600 | —— | 3600 | 2 | 18669 | 1.18 | 2 | 18721 | 8.97 | 2 | 9.51 | 22112 | 22.93 | 132 | 27 | —— | 3600 | —— | 3600 | 2 | 20516 | 1.27 | 2 | 20689 | 10.36 | 2 | 13.12 | 26912 | 24.2 | 144 | 30 | —— | 3600 | —— | 3600 | 2 | 22308 | 1.32 | 3 | 21245 | 11.47 | 2 | 18.11 | 27293 | 25.58 | 156 | 32 | —— | 3600 | —— | 3600 | 2 | 23737 | 1.35 | 3 | 22638 | 13.4 | 2 | 18.94 | 29077 | 37.86 | 168 | 35 | —— | 3600 | —— | 3600 | 2 | 25641 | 1.43 | 3 | 24318 | 15.09 | 2 | 19.63 | 33878 | 42.07 | 180 | 37 | —— | 3600 | —— | 3600 | 2 | 28054 | 1.56 | 3 | 26279 | 16.98 | 2 | 22.51 | 37239 | 45.44 | 192 | 40 | —— | 3600 | —— | 3600 | 2 | 30110 | 1.62 | 3 | 28178 | 18.84 | 2 | 34.41 | 39449 | 51.07 | 500 | 110 | —— | 3600 | —— | 3600 | 2 | 74700 | 2.55 | 3 | 70374 | 45.59 | —— | 3600 | —— | 3600 | 1000 | 222 | —— | 3600 | —— | 3600 | 2 | 150595 | 3.17 | 4 | 137712 | 168 | —— | 3600 | —— | 3600 |
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