Steam Plants (Boilers & Turbines) USCG Question #287 (Set 10)

Which of the listed parts illustrated in the turbo generator governing system, provides the follow-up to prevent the nozzle valves from cycling between the fully open and fully closed positions, with each variation in turbine speed? Illustration SE-0009

USCG Exam Illustration SE-0009
USCG Examination Diagram: Illustration SE-0009
Official USCG Answer & Rule Citation

Correct Answer: Option D — E

In mechanical-hydraulic governing systems, component E represents the feedback linkage or follow-up mechanism. It repositions the pilot valve as the servomotor moves, preventing hunting and stabilizing nozzle valve positioning to avert constant cycling.

100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.