Research Article
Improved Dynamic Optimized Kernel Partial Least Squares for Nonlinear Process Fault Detection
Table 2
List of monitoring variables in TEP [
7].
| Fault number | Process variable | Type |
| IDV (1) | A/C feed ratio, B composition constant | Step | IDV (2) | B composition, A/C ratio constant | Step | IDV (3) | D feed temperature | Step | IDV (4) | Reactor cooling water inlet temperature | Step | IDV (5) | Condenser cooling water inlet temperature | Step | IDV (6) | A feed loss | Step | IDV (7) | C header pressure loss-reduced availability | Step | IDV (8) | A, B, and C feed composition | Random variation | IDV (9) | D feed temperature | Random variation | IDV (10) | C Feed temperature | Random variation | IDV (11) | Reactor cooling water inlet temperature | Random variation | IDV (12) | Condenser cooling water inlet temperature | Random variation | IDV (13) | Reaction kinetics | Slow drift | IDV (14) | Reactor cooling water valve | Sticking | IDV (15) | Condenser cooling water valve | Sticking | IDV (16) | Unknown | Unknown | IDV (17) | Unknown | Unknown | IDV (18) | Unknown | Unknown | IDV (19) | Unknown | Unknown | IDV (20) | Valve fixed at steady-state position | Constant position | IDV (21) | A/C feed ratio, B composition constant | Step |
|
|