Lube oil pressure and temperature
jacket water pressure and temperature
Engine over-speed
Lube oil sump level
第1题:
A bypass line provided around a waste heat auxiliary boiler in a diesel engine exhaust system, may be used to avoid boiler ______.
A.corrosion at low engine loads
B.erosion at high engine loads
C.overload at high engine loads
D.scaling at all exhaust temperatures
第2题:
regulating the speed of the turbocharger
rotating the fuel injector pump plunger
regulating the speed of the fuel oil transfer pump
changing engine timing
第3题:
Fuel droplets injected into a diesel engine cylinder must have adequate penetration to ____.
A.prolong the ignition delay period
B.ensure the beginning of fuel injection
C.thoroughly utilize the air charge
D.allow controlled fuel combustion
第4题:
a worn cylinder
broken piston rings
any of A and B
none of the above
第5题:
oil spray
oil bath
oil control rings
drilled passage through the camshaft
第6题:
cylinders
exhaust valves
pistons
fuel valves
第7题:
wheelhouse control station
engine room control station
captains office
chief engineers office
第8题:
Which of the following statements concerning the lubrication of diesel propulsionengines used in vessels over 300 gross tons is most accurate? ( )
A.Lubrication systems using engine driven lube oil pumps do not require any additionalindependent arrangement when such arrangements have been proven reliable.
B.The use of engine driven pre-lube pumps is permitted on vessels with propulsionsystems developing less than 500 shaft horsepower.
C.When forced lubrication is used for propulsion engines , one independently drivenstandby pumps is to be provided in addition to the necessary pumps for normaloperation.
D.Lubrication systems where two oil coolers are fitted require a minimum of twotemperature control devices which may be actuated by similar sensors.
第9题:
Lubrication
Cooling
Fuel
Electric ignition
第10题:
at any time
only after the engine room control station is switched to “bridge control”
whenever the secondary station is switched to bridge control
with the approval of the chief engineer only