Research Article
Enhancement of Selective Siphon Control Method for Deadlock Prevention in FMSs
Table 12
The comparison results in Example
2.
| Important parameter comparison | [15] | This work |
| Optimal (maximally permissive) control? | Yes | Yes |
| Can make sure the exact number of optimal states in first stage? | No | Yes |
| How many reachable markings are needed to check in first stage? | 282 | 77 |
| How many reachable markings are needed to check in second stage? | 210 | 5 |
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