Question 481Motor Plants - Assistant Engineer70% to pass
The hunting of a diesel engine may be caused by _______________.
AI Explanation
The correct answer is D) low governor power.
The hunting of a diesel engine is often caused by low governor power. The governor is responsible for maintaining the engine's speed within a desired range. If the governor does not have enough power to effectively control the engine's speed, it can result in fluctuations or "hunting" of the engine speed. This instability is typically a result of insufficient governor power to overcome the engine's load changes.
The other options are incorrect because they do not directly address the root cause of the hunting behavior. Excessive speed droop, insufficient speed droop, and excessive sensitivity are not the primary factors that would lead to hunting in a diesel engine.
Related Questions
#479 Excessive mechanical and pulsating vibrations developed in a main propulsion diesel engine may be more likely to cause damage to an attached _______________.#480 If the speeder spring of a main propulsion diesel engine governor breaks while operating at full load, the engine RPM will_______________.#482 If the operating speed of a diesel engine increases without an apparent change in the engine control settings, you may suspect a _______________.#483 Governor hunting is caused by _______________.#484 Excessive vibration from an auxiliary boiler could be caused by_______________.