Research Article

A Partial Robust M-Regression-Based Prediction and Fault Detection Method

Table 1

Predefined faults in Tennessee Eastman process.

Fault number Location

IDV(1) A/C feed ratio, B composition constant
IDV(2) B composition, A/C ration constant
IDV(3) D feed temperature
IDV(4) Reactor cooling water inlet temperature
IDV(5) Condenser cooling water inlet temperature
IDV(6) A feed loss
IDV(7) C header pressure loss-reduced availability
IDV(8) A, B, C feed composition
IDV(9) D feed temperature
IDV(10) C feed temperature
IDV(11) Reactor cooling water inlet temperature
IDV(12) Condenser cooling water inlet temperature
IDV(13) Reaction kinetics
IDV(14) Reactor cooling water valve
IDV(15) Condenser cooling water valve
IDV(16) Unknown
IDV(17) Unknown
IDV(18) Unknown
IDV(19) Unknown
IDV(20) Unknown
IDV(21) The valve fixed at steady state position