Determination of ACP Flashcards
1
Q
What is the purpose of the ACP procedure?
A
- Preclude early criticality
2. Limit SUR to < 1 DPM
2
Q
What is used to calculate the ACP?
A
The last 2 1/M plots (higher, more accurate flux)
3
Q
Who calculates ACP? How is it used?
A
RX ENGR calculates it (review by STA)
RX MGR uses it after each CEA withdrawal
4
Q
Who determines stable COUNT RATE?
A
RO performing the startup
5
Q
How much time between CEA withdrawals at a min?
A
2 minutes
6
Q
How can ACP’s be calculated?
A
OAP, Hand Calculation or 1/M
7
Q
What is the subcritical multiplication equation used during the determination of the ACP (1/M)?
A
CR1(1-K1) = CR2(1-K2)
