A.jacket water outlet
B.cooling water pump outlet
C.heat exchanger outlet
D.expansion tank atmospheric vent
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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
A.the filter to operate more efficiently
B.the lube oil cooler to be bypassed
C.positive lube oil pump suction to be assured
D.galvanic action in the cooler to be minimized
最新試題
The highest pressure in a diesel engine cylinder normally occurs （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
Routine monitoring of a diesel engine should include （）.
In using reduction gears to obtain efficient propeller speeds, （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
The main purpose of the piston oil scraper rings is to （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.