A.air charge density becoming too high
B.piston crown surfaces becoming too cold
C.formation of excessive quantities of condensate
D.compression pressure being greatly reduced
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A.jacket water outlet
B.cooling water pump outlet
C.heat exchanger outlet
D.expansion tank atmospheric vent
A.allow filtration of less viscous oil
B.decrease the pressure drop across the filter
C.improve overall filtration
D.all of the above
A.line shaft bearings
B.connecting rod beatings
C.main bearings
D.support bearings
A.fuel pump failure
B.fan motor failure
C.increased feedwater consumption
D.decreased boiler efficiency
A.jacket water outlet
B.expansion tank inlet
C.heat exchanger inlet
D.cooling water pump outlet
最新試題
White smoke exhausting from an operating diesel engine may indicate （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
In a simple mechanical governor, the （）.
The function of diesel engine piston compression rings is to （）.
What is the function of the thrust bearing?（）
An automated diesel engine should normally shut down due to （）
Lube oil cannot be efficiently filtered if its （）.