Open Access
Table 2.
Factor levels.
| Factor | Levels |
|---|---|
| Number of jobs | 20 |
| 50 | |
| 100 | |
| 200 | |
| 500 | |
| Number of machines (m) | 5 |
| 10 | |
| 20 | |
| Range of processing times (p) | U [1, 99] |
| Range of transportation times (Tf + Tb) | U [1, 30] |
| Skipping probabilities | 0.1 |
| 0.4 | |
| Range of time interval between two consecutive PM (TPM) | U [200, 300] |
| Range of duration of PM operations (TPM) | U [1, 50] |
| U [1, 99] | |
| U [1, 150] |
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