USCG USCG Steam
Set 6 • Question #383 of 496
Launch Interactive Practice Room Which of the following statements is true concerning the operation of a boiler thermo-hydraulic feedwater regulator?
A
A failure in the regulator pressure actuating system opens the feed valve wide.
B
The regulator maintains constant water level throughout all boiler load ranges.
C
The inner tube of the generator is open to the steam and water in the steam drum.
✓ Correct Answer
D
The outer tube of the generator transfers heat to the inner tube of the closed system
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 ('The inner tube of the generator is open to the steam and water in the steam drum.') represents this control response.
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