Figure 16
From: Plant health index as an anomaly detection tool for oil refinery processes

Case 1. Drop in steam temperature caused the drop in the health index of the reaction section and resulted in dropping the PHI to 53.7%.
From: Plant health index as an anomaly detection tool for oil refinery processes
Case 1. Drop in steam temperature caused the drop in the health index of the reaction section and resulted in dropping the PHI to 53.7%.