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WorksheetsSDBCS
Total questions: 10
Worksheet time: 5mins
Which of the following inputs to the SDBCS are used to develop the Steam Pressure Setpoint?
Steam Flow
RCS Tave
Turbine First Stage Pressure
2CV-1052 E/P voltage to pneumatic conversion ratio
___________ steam flow or ______________ pressurizer pressure would cause the SDBCS Master Controller setpoint to RISE.
Lowering, lowering
Rising, lowering
Lowering, rising
Rising, rising
Which of the following will cause a Quick Open Block?
Reactor Trip
High Pressurizer Pressure
Low SG Pressure
MSIS
Condenser interlock actuates at ______.
5.75" HgA
5" HgA
4 psia
3.75 psia
Total Capacity for the SDBC System is _____. (choose closest listed)
74%
51%
60%
22.2%
When describing modulation of a steam dump which of the following statements is correct.
The permissive solenoid would be energized for modulation.
The permissive solenoid would be de-energized for modulation.
Both the Quick Open AND Permissive solenoid are required to be energized for modulation.
Both the Quick Open AND Permissive solenoid would be de-energized for modulation.
E/P output pressure for a closed (normal reading) steam dump bypass valve is expected to be _____
3 psig
20 psig
0 psig
60 psig
What is the response of a Fischer & Porter controller following a temporary loss of power?
restores in automatic at previous setpoint
restores in manual
restores in automatic with minimum setpoint
restores in remote
Why does the Limit and Precaution state that use of Atmospheric Dump valves should be minimized?
to minimize the steam exposure to the child thyroid at the county line
due to the difficulty in calculating an release of steam
because the atmospheric dump valves aren't rated for repeated use
to limit the loss of secondary inventory
What is the setpoint for MSIS
751 psia
18.3 psia
59.9 psia
22.2%
