轮机英语【轮机长】题库

单选题 1分

When the ship, its main propulsion device equipped with clutch, arrived at the port and finished wit...

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
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1 单选题 1分
Why are we blowing the engine before start (slow turning on air)?
  • A. To be sure that no parts are loose, or that the engine is blocked from rotation
  • B. To get fresh air into cylinders ensuring a safe start of the engine.
  • C. To be sure that all indicator cocks are closed, and no passage into the combustion chamber
  • D. To be sure that we do not have water collected in the cylinders.
2 单选题 1分
Prior to starting, the purpose of turning over a main propulsion diesel engine with the cylinder test cocks open is to ____
  • A. test the starting system
  • B. remove condensation from the cylinders
  • C. check the compression
  • D. check for proper lube oil pressure
3 单选题 1分
The main purpose of starting the diesel engine on air briefly is ____.
  • A. to inspect if the cylinder has the water leakage
  • B. to expel out the residual water/gas/oil from the cylinder
  • C. to check if fuel supply is normal
  • D. A and B.
4 单选题 1分
______, it is usually to give the main diesel engine a brief trial on power ahead and astern.
  • A. Before finished with engine
  • B. After finished with engine
  • C. Before “stand-by” is given to the bridge
  • D. After “stand-by” is given to the bridge
5 单选题 1分
Which is false about engine trials?
  • A. Engine trials should be done after finish the operation of turning the engine with the turning gear and starting the engine on air briefly.
  • B. In the operation of engine trials, the main engine should be running in low-speed.
  • C. As to the ship equipped with twin main engine, engine trials should be done with one engine ahead and another engine astem at the same time.
  • D. The order “engine trials” should be given by the bridge.
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相关试卷

第一章 船舶主推进装置
第二章 船舶辅助机械
第三章 船舶电气和自动化
第四章 船舶轮机管理业务
第五章 国际公约、规则
专项训练一
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