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单选题
During the running of the diesel engine, if the supply of cooling water is interrupted or the temperature of cooling water out of the cylinder is too high, the duty engineer should （）
A
notify the duty officer, reduce the engine speed, take some measures to remove failures
B
notify the duty officer and stop the engine immediately, find the cause and remove failures
C
notify the C/E
D
notify the captain
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更多 “单选题During the running of the diesel engine, if the supply of cooling water is interrupted or the temperature of cooling water out of the cylinder is too high, the duty engineer should （）A notify the duty officer, reduce the engine speed, take some measures to remove failuresB notify the duty officer and stop the engine immediately, find the cause and remove failuresC notify the C/ED notify the captain” 相关考题
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Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except______.A.open the indicator cocksB.supply some CYL.Oil to cylinder liner wall with lubricator (only for two stoke diesel engine)C.put the fuel handle in the "stop" positionD.pump up the air bottle
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stop the engine immediately to prevent damageB
increase lube oil pressureC
slow the engine allowing it to gradually coolD
decrease the cooling water it temperature to the water jacket
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to inspect if the cylinder has the water leakageB
to expel out the residual water/gas/oil from the cylinderC
to check if fuel supply is normalD
A and B
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单选题If a tow-stroke/diesel engine is over-speeding due to leakage of lube oil into the cylinders, what should you do to stop the engine?（）A
Move the fuel control mechanism to the no fuel positionB
Block the fuel supply by closing the master fuel valveC
Shut off the fuel supply and block the flow of intake airD
Relieve all pressure in the fuel system
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high fuel oil supply flowC
scored plunger and barrel packingD
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increasing the quantity of starting airB
increasing the lube oil pressureC
heating the engine fuel supplyD
heating the engine coolant
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quantity of air it takes in and retains in the cylinders during a given time periodB
proportion of trapped air that is utilized in the combustion processC
thermodynamic efficiency of the engine cycleD
all of the above
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late ignitionB
water in the fuelC
high compression temperatureD
starting valve stuck open
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discharge a CO2 extinguisher in the air inletB
pull off the distributor capC
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secure the starting air supply valve
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单选题What is the purpose of the intake/exhaust valves in a diesel engine? （）A
They regulate the combustion cycleB
They supply cooling waterC
They synchronize the ignition sparkD
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考题
单选题What is one effect of running a diesel engine at too cool a temperature? （）A
Buildup of sludge in the lubricating systemB
Excessive fuel consumptionC
Severe heat stresses on mechanical partsD
Foaming of the lubricating oil
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单选题During the diesel engine running, the water level of FW expansion tank should normally kept in the （） level of glass tube.A
the highestB
above 3/4C
1/2-3/4D
the lowest
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Bed plateB
ColumnC
EntablatureD
Tie rod
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counterbalance the crank throws on the crankshaftB
keep the engine running smoothly between power strokeC
provide a belt-driving surface for the operation of auxiliary machineryD
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pinionC
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Hydraulic startingB
Electric startingC
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单选题During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.A
the highestB
above 3/4C
1/2 -3/4D
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单选题The fuel oil system for a diesel engine can be considered in two parts--the fuel supply and the （） systems.A
fuel treatmentB
fuel combustionC
fuel injectionD
fuel separating
考题
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Intake strokeB
Compression strokeC
Exhaust strokeD
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考题
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the water produced during combustionB
the sulfur in the fuelC
unburned fuel oilD
all of the above
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单选题A restricted air intake to a diesel engine may result in the engine （）.A
failing to reach rated speedB
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hunting or surging under light loadD
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intake strokeB
exhaust strokeC
power strokeD
compression stroke
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单选题A piston in a four-stroke/cycle diesel engine makes four strokes during each （）.A
crankshaft revolutionB
mechanical cycle of operationC
period of two combustion cyclesD
cycle of two events
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