Open Access
Table 1
Description of TEP faults
| Fault ID | Description | Type |
|---|---|---|
| 0 | Normal state | None |
| 1 | Material A/C feed ratio changes, material B does not change | Step |
| 2 | Material B changes, A/C feed ratio does not change | Step |
| 3 | Material D temperature change | Step |
| 4 | Reactor cooling water inlet temperature change | Step |
| 5 | Condenser cooling water temperature change | Step |
| 6 | Material A feed loss | Step |
| 7 | Material C pressure loss | Random variation |
| 8 | The composition of materials A, B, and C changes | Random variation |
| 9 | Material D temperature change | Random variation |
| 10 | Material C temperature change | Random variation |
| 11 | Reactor cooling water inlet temperature change | Random variation |
| 12 | Condenser cooling water inlet temperature change | Random variation |
| 13 | Reaction kinetics change | Slowly drift |
| 14 | Reactor cooling water valve sticking | Sticking |
| 15 | Condenser cooling water valve sticking | Sticking |
| 16-20 | Unknown | Unknown |
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