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单选题 If the pump for a hydraulic anchor windlass is overheating, the cause may be_________
学科：轮机英语
时间：2023-08-12 10:21:05
题目1单选题
In a ________ boiler the hot gases from the furnace pass through the tubes while the water is on the outsideA. water-tubeB. fire-tubeC. exhaust gasD. Composite
题目2单选题
In motor ship, _______ is often used to recover some of the heat carried in the exhaust gases from the main engineA. a diesel oil heaterB. a waste heat boilerC. a fresh water generatorD. a donkey boiler
题目3单选题
The primary function of a waste heat boiler is to_______A. reduce engine exhaust noiseB. reduce engine back pressureC. recover heat which otherwise would be lostD. increase turbocharger efficiency________
题目4单选题
A waste heat boiler is installed on some diesel propelled vessels to_______A. provide steam for emergency propulsionB. provide steam for the turbo-generatorC. heat the waste water tanksD. steam for warming engines
题目5单选题
The maximum pressure developed by a waste heat boiler is determined by the main engine exhaust________A. gas compositionB. gas temperatureC. PressureD. timing
题目6单选题
Diesel engine waste heat boiler construction Is usually of the fire-tube or_______A. cyclone furnace boiler typeB. dry back boiler typeC. water-tube typeD. critical circulation boiler type
题目7单选题
WHR stands for_________A. Water Head RegisterB. Water Heater Re-circulatingC. Waste Heat RecoveryD. Waste Handle Reference
题目8单选题
The exhaust boilers are used to recover some of________ carried in the exhaust gas from the main engineA. waterB. oilC. heatD. Steam
题目9单选题
Steam generated by boilers may be used for driving the main engine when_______ are fittedA. diesel enginesB. gas enginesC. gas turbinesD. steam turbines
题目10单选题
Circulation in a water tube boiler is caused by the difference in the_________A. area and length of the water-tubesB. densities of the circulating waterC. heights of the boiler drumD. angle of inclination of the tubes