Research Article
Optimization of Flow Shop Scheduling in Precast Concrete Component Production via Mixed-Integer Linear Programming
Table 7
Overtime plan for scheme (2).
| Component production sequence | Process operation time (h) | Mold assembling | Reinforcement setting | Concrete casting | Mold removal | Finishing/repairing |
| 3 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0.8 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0.6 | 2.3 | 0 | 0 | 7 | 0 | 1.4 | 3.5 | 0.7 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | Overtime of each process (h) | 0 | 2.0 | 6.6 | 0.7 | 0 | Total overtime (h) | 9.3 |
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