EOP Flashcards
Unit tripped from 100% full power due to low SG # 1 pressure. SIAS/CIAS/MSIS has occurred
Containment pressure is normal
There is no RU-1 alarm
AFB-P01 out of service for maintenance.
A loss of offsite power has occurred.
PKA-M41 trips on overcurrent.
DG “A” trips due to the loss of PKA-M41.
AFA-P01 fails to come up to speed.
The appropriate procedure was entered after the SPTAs. No other equipment is out of service or has malfunctioned. WHICH ONE of the following correctly identifies the safety function(s) not being met for this event?
A. HR, IC
B. MVAC, IC
C. MVAC, HR
D. HR, CI
Answer: C
Reactor has tripped. Standard Post Trip Actions are complete. SIAS/CIAS/MSIS. Steam Generator #2 has a tube rupture. Steam Generator #2 has a stuck open Steam Generator Safety Valve. Pressurizer level is 0. SG#1 level is 40% WR and decreasing. SG#2 level is 30% NR and increasing slowly. Which of the following represents an appropriate Feedwater configuration?
A. Feed SG#1 only at approximately 500 gpm.
B. Feed both SGs approximately 250 gpm.
C. Feed SG#2 only at 1360 to 1600 gpm.
D. Feed SG#2 only at approximately 500 gpm.
Answer: C
