A Hybrid Process Monitoring and Fault Diagnosis Approach for Chemical Plants

Table 4

Each event in the fault tree.

Name	Event description
TE	No flow of the overhead product to the deethanizer
IE1	Pump (P-103) failure
IE2	Control loop (LIC 102) failure
BE2	Pump motor failure
BE1	Mechanical part failure in the pump
BE5	Liquid-level sensor failure
BE3	Controller (LIC 102) failure
BE4	Control value (LV 102) failure