Condenser air removal

Question 1

RE-PR027 monitors ______.
Can detect primary-to-secondary leakage as small as_______.

Answer 1

Condenser air removal at SJAE exh.

5 GPD

Question 2

_____ cools the hogging pump water.
_____ makes up to the compressant water for hogging pumps.

Answer 2

WS

WM

Question 3

Instrument air connections:
______ fail OPEN
______ fails CLOSED

Answer 3

Hogging pump, SJAE and Filter Train isolations fail open.

SJAE steam supply fails closed.

Question 4

Condenser Air Removal system also removes air and non-condensable gases from the _______.

Answer 4

SG Blowdown condenser

Question 5

Where are the gasses that are removed from the condenser discharged to during startup?

Answer 5

Discharged to unit vent stack via the off-gas exhaust header

Question 6

The normal high vacuum alarm setpoint is _____. <644MW _____ or >=644MW _____ also causes alarms.

Answer 6

7.5”Hg
5.5”Hg
6.5” Hg

Question 7

If MW in has control and a loss of vacuum occurs, what will trip the reactor?

Answer 7

OPdelta T