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Which of the following is an example of a maximum speed governor?(a) Pneumatic governor(b) Mechanical governor(c) Hydraulic governor(d) Both hydraulic and pneumaticI had been asked this question in an internship interview.I want to ask this question from Diesel Engine Fuel Supply System topic in section Diesel Engine Fuel Supply System of Automotive Engine Design

Answer»

The correct choice is (b) MECHANICAL GOVERNOR

Explanation: In a mechanical governor below this maximum speed, the control rack on the fuel injection PUMP may be directly operated by the driver through accelerator PEDAL and LINKAGE, with a provision to override the driver control at maximum speed which is limited by the amount of spring tension. Such a governor is called the maximum speed governor.



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