To correct a hunting problem in a main propulsion diesel eng

题目
单选题
To correct a hunting problem in a main propulsion diesel engine hydraulic governor, you should ().
A

increase the governor oil pressure

B

adjust the speed droop setting

C

adjust the speeder spring travel

D

adjust the compensating needle valve

参考答案和解析
正确答案: D
解析: 暂无解析
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相似问题和答案

第1题:

单选题
On a large low-speed main propulsion diesel engine, lower main bearing wear is usually measured by using a/an ()
A

dial indicator

B

outside caliper

C

bridge gauge

D

tram rod


正确答案: D
解析: 暂无解析

第2题:

单选题
The purpose of an oil mist detector in a main propulsion diesel engine is to warn of ()
A

excessive mist density in the crankcases

B

excessively high crankcase vacuum

C

excessively high bearing temperature

D

excessive carbon buildup in the lube oil


正确答案: C
解析: 暂无解析

第3题:

When the ship, its main propulsion device equipped with clutch, arrived at the port and finished with the engine, the correct operation should be______.

A.disengaging the clutch firstly, then stopping the main engine

B.stopping the main engine firstly, then disengaging the clutch

C.stopping the cooling water pump firstly, then stopping the main engine

D.stopping the main engine and disengaging the clutch at the same time


正确答案:A

第4题:

单选题
If a main propulsion diesel engine hunts excessively at idle speed, you should ()
A

adjusts the idle speed control

B

drain and flushes the governor and replace the oil

C

adjusts the compensating needle valve


正确答案: A
解析: 暂无解析

第5题:

单选题
What color exhaust will be exhibited when a slow speed two-stroke/cycle main propulsion diesel engine, designed to operate on light and heavy fuel oil, is operated on insufficiently preheated heavy fuel oil?()
A

White

B

Black

C

Blue

D

Clear


正确答案: B
解析: 暂无解析

第6题:

单选题
Telescopic pipes to the piston of a large slow-speed main propulsion diesel engine are designed to prevent ().
A

excessive crankcase pressure

B

excessive lube oil temperature

C

contamination of the lube oil by water

D

contamination of the cooling water by lube oil


正确答案: C
解析: 暂无解析

第7题:

单选题
What is an advantage of a steam turbine over a diesel for the main propulsion?()
A

Faster response from ahead to astern

B

Less fuel consumption

C

Cheaper initial installation cost

D

Less weight per unit of horsepower


正确答案: C
解析: 暂无解析

第8题:

单选题
One major disadvantage of a low-speed diesel as compared to a steam main-propulsion system is().
A

the extra weight required for the diesel reduction gearing

B

a minimum speed for the engines that limits the minimum speed of the vessel

C

the higher fuel consumption per SHP

D

the low efficiency of the system when a controllable pitch propeller is used


正确答案: C
解析: 暂无解析

第9题:

单选题
When attempting to start a main propulsion diesel engine, the engine, the engine turns at the proper speed but will not startYou should check the()
A

starting air pressure

B

scavenge air pressure

C

over-speed trip

D

banjo oiler line


正确答案: B
解析: 暂无解析

第10题:

单选题
Loss of lubricating oil pressure to the main propulsion diesel engine will actuate a/an ().
A

overspeed trip

B

audible/visual alarm

C

the ships/boats general alarm

D

reserve oil storage tank


正确答案: C
解析: 暂无解析

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