The governor of a generator engine is to ().
A、make the engine stop
B、regulate the timing of camshafts
C、make the rpm stabilize at any required value
D、make the engine run at nearly constant speed
A、make the engine stop
B、regulate the timing of camshafts
C、make the rpm stabilize at any required value
D、make the engine run at nearly constant speed
A、compensate for low oil level B、increase governor promptness C、prevent governor hunting D、limit engine load
A、prevent the diesel engine surging B、prevent governor from being damaged because of swing C、reduce the probability of the crank shaft being torsional vibrated and resonated D、prevent the main engine being overload or overspeed
A、react with insufficient speed droop B、fail to react to small speed changes C、have excessive sensitivity to small speed changes D、remain in the neutral position
A、amount of field excitation of the leading machine B、load-speed characteristics of the governors C、amount of field excitation to the lagging machine D、type of alternator
A、means of rheostat the governor settings B、a balance coil excitation C、adjusting the governor settings D、changing excitation
A、means of rheostat the governor settings B、a balance coil excitation C、adjusting the governor settings D、changing excitation
A、A.have a larger than normal dead band B、B.produce excessive speed response to a load change C、C.respond slowly to any change in engine load D、D.stabilize engine speed at the new governor setting
A、controlling the amount of fuel injected into the cylinders B、varying the speed of the turbocharger C、adjusting the compression ratio D、changing the timing of the fuel injection camshaft
A、governor sensitivity B、exhaust temperature C、fuel injection pressure D、speed of the can shaft