Research Article
An Improved Hierarchical Genetic Algorithm for Sheet Cutting Scheduling with Process Constraints
Table 1
The capacity of different cutting machines.
| | Machine no. | Cutting machine type | The range of sheet thickness can be processed. | Cutting speed |
| | Laser cutting machine | 0.15 mm~6 mm carbon steel | 10000 mm/min | | Plasma cutting machine A | 1 mm~15 mm carbon steel | 1000 mm/min | | Plasma cutting machine B | 1 mm~25 mm carbon steel | 800 mm/min | | Flame cutting machine A | 6 mm~200 mm carbon steel | 350 mm/min | | Flame cutting machine B | 6 mm~200 mm carbon steel | 450 mm/min | | Flame cutting machine C | 6 mm~200 mm carbon steel | 500 mm/min |
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