534 Loss of Electrical Power

Question 1

1.1 IMMEDIATE ACTIONS

Oper 1.1.1 - ENSURE the SIS tripped the Fuel Gas Chopper valves (XV5009 and XV5010) to 534F0005 Depentanizer Heater.

Oper 1.1.2 - BYPASS Depentanizer Feed to 632 Unit @ East plot edge.

Answer 1

Oper 1.1.3 - PLACE 534O0028A, Depentanizer Bottoms Pump (Steam Turbine) in service per Procedure 54-SOP-2002, Steam Turbine Pump Operation.

Oper 1.1.4 - ENSURE Reboiler Coil Flow Controllers (54FCC0032 and 54FC0033) are OPEN.

Question 2

Oper 1.1.5 - ENSURE Depentanizer Reflux Flow Controller (54FC0034) is OPEN

Answer 2

CCR/Oper 1.1.6 - CLOSE Depentanizer Overhead Release Flow Controller (54FC0052) and downstream isolation valve.

Question 3

CCR/Oper 1.1.7 - CLOSE Depentanizer Feed Flow Controller (54FC0035) and downstream isolation valve.

Answer 3

CCR/Oper 1.1.8 - CLOSE Depentanizer Bottoms Release Flow Controller (54FC0045) and downstream isolation valve.

Question 4

Oper 1.1.9 - CLOSE Fuel Gas Controller (54PV1016) downstream isolation valve.

Answer 4

Oper 1.1.10 - CLOSE Fuel Gas Valves to each individual burner.

THIS IS THE END OF THE PROCEDURE