USCG USCG Steam
Set 1 • Question #24 of 496
Launch Interactive Practice Room If a centrifugal main feed pump were operated at shutoff head with the recirculating line closed, which of the following conditions could occur?
A
A decreased water level in the DC heater.
B
An increased water level in the steam drum.
C
Flashing at the suction side of the pump.
✓ Correct Answer
D
Excessive diaphragm seal wear in the feedwater regulator.
USCG NMC Regulatory Explanation
In USCG Steam Plants (Boilers & Turbines), regarding 'If a centrifugal main feed pump were operated at shutoff head with the recirculating line closed, which of the following conditions could occur', the verified engineering fact is: 'Flashing at the suction side of the pump.'.
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