USCG USCG Steam
Set 2 • Question #263 of 496
Launch Interactive Practice Room In the event of a failure of the pneumatic control system, a multi-element feedwater regulator is designed to operate as a __________.
A
constant-pressure regulator
B
constant-volume feedwater regulator
C
manually controlled feedwater regulator
✓ Correct Answer
D
thermo-hydraulic feedwater regulator
USCG NMC Regulatory Explanation
A two-element boiler feedwater regulator responds directly to changes in steam flow and drum water level, anticipating load demand to minimize swell and shrink effects. Option C ('manually controlled feedwater regulator') represents this control response.
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