轮机英语听力与会话四版问答题.docx

1、轮机英语听力与会话四版问答题第一章公共用语1.How many countries have you ever been to?Ive been to many countries, such as Singapore, Japan, Australia and so on.2. How long have you worked on board?For 5 years.2. Which certificate do you have now?A second engineers certificate now.3. What is your marital status? How many

2、departments are there on board?Im single./ I am married.There are three departments: engine department, deck department and service department. 4. How many people are there in your family? Are you married?There are three people in my family. No, Im still single. 5,How many countries have you been to

3、?I have been to four countries.6. Which classification society is your ship registered with?CCS.7.Please tell me the minimum safe oxygen percentage for the safety of the workers in an enclosed space.18%.8. When did you begin to work on board? What kind of ship have you worked on?In 2003. Container s

4、hip. 9. Can you tell me what is the most important thing for a seafarer?Safety.10.What kinds of main engine and generator engine have you worked on?Large slow speed crosshead type marine diesel engine and high speed four stroke engine for A.C generator.11. Have you worked any ship that caused damage

5、 in critical equipment?No, I havent. / Yes, I have worked on a bulk carrier that the main engine had damaged.12. How do you make your maintenance schedules?Its based on ships “Planned Maintenance System” (PMS) and the machinery running hours records.13. Could you list international conventions conce

6、rning maritime shipping?STCW, SOLAS, MARPOL and so on.14. Could you tell the usages of the STCW convention?To provide international standards of training, certification, and watch-keeping for seafarers. 15. What is the purpose of classification society? Could you list some of them?To evaluate the co

7、ndition of the ship, the management system of marine company and the ships. Lloyds, ABS, CCS.16. Could your list different kinds of ships surveys?Yes. Annual survey, special survey, damage survey, docking surveys and so on.17. What does UMS stand for? Have you served UMS?Unattended Machinery Space.

8、Yes, I have served UMS.18. Have you ever experienced PSC inspection? Where and when was your last inspection?Yes, I have. It was in Hamburg last month.19.What should be paid attention to in the overhaul of a cylinder?Every operation must be complied with the precaution measures regulated in the SMS.

9、20.Before entering an enclosed space such as ballast tank, what action will you take?To vent the space and check the oxygen content. 21.Which certificate do you have now?I have the second engineers certificate. 第二章 机舱日常业务1. Please introduce one type of the main engine.The main engine is large bore t

10、wo-stroke crosshead type with turbo- charging system.2. Why is the two-stroke engine widely used as the main engine on board ship?Because of its long life, low cost and reliability. 3.Please introduce three moving parts of marine main engine.Piston, crankshaft, connecting rod. 4.Please introduce fou

11、r fixing parts of marine main engine.Bedplate, cylinder block, scavenging air box and frame.5. What is the foundation of diesel engine?Bedplate.6. What are the function and feature of the tie rods? The function is to hold the bedplate, frames and cylinder block together. The feature is long and good

12、 tensioning strength.7. What is used for connecting the piston rod and connecting rod?Crosshead.8. What is hot work?Gas welding and electric welding.9. Please introduce fuel injection process of electronically controlled main engine.It can change the injection timing and injection pressure according

13、 to the load. 10.Please introduce dual fuel technology (双燃料技术) of main engine. This kind of main engine can burn both natural gas and fuel oil.11.How to control fuel oil viscosity of main engine?By controlling the oil temperature.12. Please introduce two sub-systems（子系统） of fuel oil system.Fuel supp

14、ly and fuel injection system.13.Please speak out the function of the fuel oil viscosity regulator.To control the viscosity of fuel oil.14.How does the fuel oil viscosity regulator work? By regulating the fuel oils temperature. 15.Please tell at least three composition of fuel oil. Sulphur, carbon, a

15、sh content. 16.Please name at least three of main factors to select a fuel oil.Viscosity, gravity and flash point.17.When do you clean the fuel oil filters?When the pressure drop is excessive.18. How do you change diesel oil into fuel oil?Fuel oil heated to proper temperature and open the fuel oil v

16、alve.19. How do you change fuel oil into diesel oil?Shut the steam valve, decrease the fuel oil temperature, open diesel oil valve. 20. What does VIT stand for? Variable injection timing.21. Whats the function of the fuel oil separator?To separate impurities and water from the fuel oil.22. How do yo

17、u drain off air of the injection pump?By using vent screw.(放气螺钉)23 What are the two types of cooling system?The closed cooling system and the open cooling system. 24. Whats the function of the head tank(高位水箱) in the cooling water system?Expansion and make-up of the water, air releasing and water tre

18、atment.25Please introduce the open cooling system.The seawater is in direct contact with the engine. But it is not found on diesel engine vessels now because seawater is somewhat corrosive.26.Please introduce the closed cooling system.In a closed cooling system, the fresh water is circulated through

19、 the engine, the engine jackets, the heat exchanger and the circulating pumps to form a continuous circuit which is not open to the atmosphere. 27. Please introduce the central cooling system.The central cooling system has only one large seawater circulated cooler. It cools a supply of fresh water w

20、hich then circulates to other individual coolers. 28. Whats the advantage of the central cooling water system?The corrosion problems are much reduced.29. What is the usual coolant used in the marine diesel engine?Fresh water. 30. Why seawater is not used directly as a coolant in the marine diesel en

21、gine?Because it is corrosive.31. Whats the disadvantage of water-cooling piston?Cooling water leakage can pollute the lube oil.32. How do you heat the main engine? By circulating the cooling water which is heated to proper temperature.33. Whats the advantage of oil-cooling piston?Any leaks will not

22、cause corrosive problem.34. Whats the function of the lubricating oil used in marine diesel engine?To provide lubricating film, remove heat, resist oxidation, neutralize acidic products of combustion, and so on. 35.How do you clean the lube oil filters?By washing with diesel oil36. Why must the cyli

23、nder oil have alkalinity?To neutralize acidic condition.37.Whats the function of the cylinder oil? Lubrication, sealing, cleaning and removing heat.38. How do you start the air compressor? Check lube oil and cooling water first, then open the drain cock, finally start the air compressor.39. What do

24、you pay attention to when you stand by engine?Check various pressure and temperature, warm up the engine, turn the engine with turning gear and so on.40. Do you know the reasons why the engine does not start on air?Too low starting air pressure, incorrect timing of starting air valve, etc.41. What s

25、hould you periodically do for the air reservoir?Drain oily water.42. What is the function of turning gear?To make the engine operate slowly for inspection. 43. How do you grind the valve plate of air compressor?Grind it in the path of “8” shape44.Whats the sequence of the four strokes?Suction, compr

26、ession, expansion and exhaust.45. What is called a working cycle of a marine diesel engine?The operation between two fuel injections.46Whats the function of the governor?To regulate the speed of the main engine.47. What is the feature of the governor?It can automatically maintain the constant speed

27、of the engine and regulate speed fluctuation.48. How do you operate the main engine in cold weather?Warm up the main engine gradually.49 Why is the air exchanging quality of four-stroke engine more than that of two-stroke engine?Because fourstroke engine has an enough overlap between inlet valve ope

28、ning and exhaust valve closing.50. What is used for sealing between the crankcase and scavenging air box?Piston rod stuffing box.51. Whats the function of gas exchange in diesel engine? 52. Whats the function of the supercharging in diesel engine?To increase output power.53. Do you know why the dies

29、el engine exhausts black smoke?The combustion is not sufficient.54. Do you know why the diesel engine exhausts blue smoke?Because the lube oil is burnt due to blow-by.55. Do you know why the diesel engine exhausts yellow smoke?Too much sulphur in the fuel oil.56. Do you know why the diesel engine ex

30、hausts white smoke?The fuel oil contains too much water or cooling water leakage.57. How do you measure the clearance of the main bearings?By a feeler or lead wire(铅丝).58. How do you measure the crank deflection of the main engine?By crank deflection gauge.（拐档表）59. How do you decide to overhaul the

31、main engine generally? According to specific working condition and requirement of instruction book.60What should be prepared before disassembly of cylinder for main engine/auxiliary engine?Special tools, draining off the residual oil and water.61. What does CPP stand for?Controllable Pitch Propeller

32、.62. Why do you often carry out the water treatment for the boiler? Because the impurities form scale.63. What boiler is used on a motor ship at sea?Exhaust gas boiler.64. What boiler is used on a motor ship in port?Donkey boiler.65. What is the function of the soot-blower?To blow away soot and the products of co