Question 398Motor Plants - Assistant Engineer70% to pass
Direct reversible main propulsion diesel engines would normally be fitted with a/an_______________.
AI Explanation
The correct answer is B) variable speed governor.
Direct reversible main propulsion diesel engines would normally be fitted with a variable speed governor. This type of governor is used to maintain a variable engine speed, which is necessary for the engine to provide reversible propulsion. The variable speed governor allows the engine speed to be adjusted as needed to control the speed and direction of the vessel.
The other answer choices are not correct because: A) a constant speed governor maintains a fixed engine speed, which would not be suitable for a reversible propulsion engine; C) an isochronous hunting governor is designed to maintain a constant engine speed, again not suitable for a reversible propulsion engine; and D) a nutating disk governor is a less common type of governor that is not typically used for direct reversible main propulsion diesel engines.
Related Questions
#396 Which of the following statements is correct concerning the operating function of the governor shown in the illustration? Illustration MO-0096 #397 The direct acting mechanical governor used with some small diesel engines, controls fuel flow to the engine by _______________.#399 Diesel engines driving alternators operating in parallel must maintain a set frequency regardless of load changes. The governor characteristic used to accomplish this is known as_______________. #400 Sensitivity for a diesel engine governor is described as the_______________.#401 The device used to limit engine torque at various engine speeds is called a_______________.