Table 1 Overview of closing policies and abbreviations
| Policy | Abbreviations | Specifications |
|---|---|---|
| Policy 1 |
P1 100 P1 100% | Close when CI = 1 and reopen when CI < 1 |
|
P1 80 P1 80% | Close when CI = 1 and reopen when CI = 0.8 | |
|
P1 60 P1 60% | Close when CI = 1 and reopen when CI = 0.6 | |
| Policy 2 |
P2 6 P2 6 h | Close when CI = 1 and reopen after 6 h |
|
P2 12 P2 12 h | Close when CI = 1 and reopen after 12 h | |
|
P2 24 P2 24 h | Close when CI = 1 and reopen after 24 h | |
| Policy 3 |
P3 80 6 P3 80% 6 h | Close when CI = 0.8 and reopen after 6 h |
|
P3 80 12 P3 80% 12 h | Close when CI = 0.8 and reopen after 12 h | |
|
P3 80 24 P3 80% 24 h | Close when CI = 0.8 and reopen after 24 h |