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Chapter 1 Daily EnglishLesson 1I. Answering the questions.1. What’s your date of birth?________.（May 1st 1985.）2. What’s your seaman book number?The number is R1235.3. Where are you from ?I’m from Guangdong China.4. What’s your captain’s nationa lity?He is Chinese.5.What do you think is the most important thing on board?I think safety is the most important thing on board.6. Which ports do you often call at?I often call at Dalian , Singapore, Hong Kong and so on.7. What’s your marital status?I’m single.8. How long will it take to get Entry Visa to Australia?It will take about one week.9. How do you wish to fly? Economy or first class?I wish to take Economy class.10. Do I have more than the duty-free allowance?Yes, I do.II. Topics.1. Please say something about yourself.a) Your name, age, rank, working experiences, hobbies.b) Your daily work..c) Your spare time activities.My name is____________. I am_________ years old. I am from_________ province.I am a student majoring in navigation in Guangzhou Maritime College.I will graduate in the year _______.I go to class to learn some navigational subjects from Monday to Friday.In the evening, I usually review my lessons.Sometimes, I go to downtown to buy something.During my spare time, I usually read novels or do some sports.I like playing basketball and football very much.Life at school is interesting to me.I will work hard to master the basic navigational knowledge and skills.I am confident that I will become a qualified seafarer in the future.2. Say something about your family.a) Members of your family.b) Their occupations.c) Their hobbies and characteristics.There are _____ people in my family.My grandpa, grandma, father, mother, brother, sister and me.My father is a worker( farmer, teacher, doctor, company staff, government staff, seafarer)My mother is a ___________.(housewife)They work very hard to support my education at school.I am very thankful to them.My father likes reading newspaper very much.(watching TV, playing cards)My mother likes shopping very much.My father and mother are very kindMy father is a man of few words and he talks little.My mother is talkative and she talks a lot.I love my family very much.3. Please say something about your hometown.a) The geographical position, population, and features of your hometown.b) The environment and customs of your hometown.c) The specialties of your hometown.My hometown is located in the southeast part of China.It is a seashore city.There are 3 million people in my hometown.My hometown is developing very fast.The environment in my hometown is very good.People keep their traditional customs.Fishery industry is important to my hometown.It is a major fishery products providing place in China.Nowadays, my hometown has rapid development in tourism.Thousands of tourists from different parts of China and other countries visit my hometown. And people’s living standard has been improved greatly.I am very proud of my hometown.4. Please say something about your responsibilities on boarda) Your position on board..b) Your daily work on board..c) Your duties on board .My position on board is A.B. I am under the Bosun’s Leader, when keep watching, l am under the command of the duty officer.1)before leaving a port, I must test the steering gear, check navigational lights andsignal lights.2)Hoist and low down the Flag, turn on and turn off all kinds of light.3)When sailing at sea, maneuver the steer according to the orders from captain, dutyofficer or pilot.4)Properly change the pilot according to the orders from the duty officer.5)Responsible for the sanitary work in and out of the bridge.6)Rig and take in the pilot ladder and gangway on time.7)When berthing, engage in mooring and unmooring operation.8)Do the Repair and maintenance under the arrangement of the bosun.一级水手在水手长直接领导下，值班时听从值班驾驶员指挥。
机工英语考试题库及答案一、单选题（每题2分，共40分）1. The machine is designed to operate at a speed of ________.A. 1000 rpmB. 1500 rpmC. 2000 rpmD. 2500 rpm答案：B2. The ________ of the engine is crucial for its performance.A. efficiencyB. capacityC. powerD. torque答案：A3. The ________ system is responsible for cooling the engine.A. lubricationB. exhaustC. coolingD. fuel答案：C4. The ________ is used to measure the temperature of the machine.A. thermometerB. ammeterC. voltmeterD. tachometer答案：A5. The ________ is a key component in the transmission system.A. clutchB. brakeC. gearD. belt答案：C6. The ________ is used to control the speed of the machine.A. governorB. regulatorC. controllerD. actuator答案：A7. The ________ is responsible for converting mechanical energy into electrical energy.A. generatorB. motorC. alternatorD. transformer答案：A8. The ________ is used to reduce the speed of the machine.A. pulleyB. leverC. gearD. belt答案：C9. The ________ is used to measure the pressure of the machine.A. manometerB. barometerC. voltmeterD. ammeter答案：A10. The ________ is a type of bearing that allows for rotation.A. ball bearingB. roller bearingC. plain bearingD. thrust bearing答案：A11. The ________ is used to control the flow of fuel into the engine.A. carburetorB. injectorC. pumpD. filter答案：B12. The ________ is a type of valve that controls the flow of fluids.A. gate valveB. check valveC. globe valveD. butterfly valve答案：A13. The ________ is used to measure the electrical current in a circuit.A. voltmeterB. ammeterC. ohmmeterD. wattmeter答案：B14. The ________ is a type of joint that allows for limited movement.A. riveted jointB. welded jointC. bolted jointD. pinned joint答案：C15. The ________ is used to measure the electrical resistance in a circuit.A. voltmeterB. ammeterC. ohmmeterD. wattmeter答案：C16. The ________ is a type of bearing that operates on a sliding surface.A. ball bearingB. roller bearingC. plain bearingD. thrust bearing答案：C17. The ________ is used to measure the electrical power in a circuit.A. voltmeterB. ammeterC. ohmmeterD. wattmeter答案：D18. The ________ is a type of bearing that supports a rotating shaft.A. ball bearingB. roller bearingC. plain bearingD. thrust bearing答案：A19. The ________ is used to control the temperature of the machine.A. thermostatB. regulatorC. controllerD. actuator答案：A20. The ________ is a type of valve that prevents backflow of fluids.A. gate valveB. check valveC. globe valveD. butterfly valve答案：B二、填空题（每题2分，共20分）21. The ________ is a type of bearing that supports a rotating shaft and reduces friction.答案：ball bearing22. The ________ is used to convert the linear motion of a piston into the rotational motion of a crankshaft.答案：crankshaft23. The ________ is a type of valve that controls the flow of fluids by rotating a disc.答案：butterfly valve24. The ________ is used to measure the electrical voltage in a circuit.答案：voltmeter25. The ________ is a type of bearing that operates on a rolling element.答案：roller bearing26. The ________ is used to convert the rotational motion of a crankshaft into linear motion.答案：piston27. The ________ is a type of valve that controls the flow of fluids by sliding a gate.答案：gate valve28. The ________ is used to measure the electrical current in a circuit.答案：ammeter29. The ________ is a type of bearing that operates on a sliding surface and reduces friction.答案：plain bearing30. The ________ is used to measure the electrical resistance in a circuit.答案：ohmmeter三、判断题（每题2分，共20分）31. The governor is used to control the speed of the machine. (对/错)答案：对32. The clutch is a key component in the transmission system. (对/错)答案：对33. The pulley is used to increase the speed of the machine. (对/错)答案：错34. The ammeter is used to measure the electrical current in a circuit. (对/错)答案：对35. The generator is responsible for converting electrical energy into mechanical energy. (对/错)36. The carburetor is used to control the flow of fuel into the engine. (对/错)答案：对37. The thrust bearing is used to support a rotating shaft. (对/错)答案：错38. The voltmeter is used to measure the electrical voltage in a circuit. (对/错)答案：对39. The gate valve is a type of valve that controls the flow of fluids by rotating a disc. (对/错)答案：错40. The ohmmeter is used to measure the electrical resistance in a circuit. (对/错)四、简答题（每题10分，共20分）41. Explain the function of a thermostat in a machine.答案：A thermostat is a temperature control device that regulates the temperature of a machine by controlling the flow of coolant. It maintains the engine at an optimal operating temperature by opening or closing the cooling system's flow path as needed.42. Describe the purpose of a regulator in an electrical circuit.答案：A regulator in an electrical circuit is a device that maintains a constant voltage level by adjusting the output voltage to compensate for changes in load or input voltage. It ensures that the voltage supplied to the circuit remains stable and within the desired range, preventing damage to sensitive electronic components.。
值班机工英语听力与会话Lesson 1 Daily English:1.What is your name?My name is _______.2.How old are you?I am XXX.3.What is your marital status?I am XXX.4.How many people are there in your family? There are four people in my family.5.How long have you worked on board?I have worked on board for two years.6.How many countries have you ever been to?I have been to two countries.7.Do you like your job?Yes。
I like my job.8.What is your favorite color?XXX blue.9.Which season do you like best?I like spring the best.10.What kind of music do you like?I like pop music.Lesson 2 XXX:1.How many departments are there on board? There are two XXX.2.What is the difference een port and starboard?Port is the left side of the ship and starboard is the right side.3.What is the meaning of bow?Bow is the front part of the ship.4.What is the meaning of stern?XXX is the back part of the ship.5.What is the meaning of deck?Deck is the floor of the ship.The n of clarifier is to remove solid impurities from oil。
机工、机工长英文面试问题和参考答案轮机部的普通船员要熟悉常用机工命令、简单的对话，以及常见机械故障的原因和排除及报告程序、常用和常见的设备和机器的名称。
1.What are the responsibilities (duties) as Oiler No.1?机工长的职责是什么？The Oiler No.1 shall follow the orders of the Chief Engineer or the 1st Engineer, instruct and supervise the personnel under his control and engage in the ship service under the management of the Engine Department. Unless otherwise specified, the Oiler No.1 shall engage in the duties listed below:(1) Shall give order to the personnel under his control, be well aware of the conduct and skills of such personnel, arrange the job allocation, offer opinions to the Chief Engineer and thus try to improve the safety and efficiency of work;(2) Shall inspect the tools and staging well before beginning of the work, pay attention to the surrounding area during work and try to prevent danger and accidents;(3) Shall inspect the areas under the management of Engine Department and assist to maintain the main engines, auxiliary engines and machiney.(4) The handling of ship’s consumable stores.(5) Shall arrange complete circulation of orders, notificationsand various rules to the personnel under his control;(6) Other duties designated by chief engineer or other engineer.机工长应在轮机长或大管轮的领导下，安排和管理普通机工的工作，并做应该由本人承担的工作。
第一章公共用语1.How many countries have you ever been to?I've 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 fourth engineer’s certificate now.3. What is your marital status? How many departments are there on board?I'm 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, I'm still single. / Yes, I am married.5,How many countries have you been to?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 ship.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 in critical equipment?No, I haven’t. / Yes, I have worked on a bulk carrier that the main engine had damaged.12. How do you make your maintenance schedules?It’s based on ship’s “Planned Maintenance System” (PMS) and the machinery running hours records. 13. Could you list international conventions concerning 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 condition of the ship, the management system of marine company and the ships.Lloyd’s, ABS, CCS.16. Could your list different kinds of ship’s 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. 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. 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 engineer’s 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 two-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 four 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 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 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 supply 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 oil's temperature.15.Please tell at least three composition of fuel oil.Sulphur, carbon, ash 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 valve.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. What’s the function of the fuel oil separator?To separate impurities and water from the fuel oil.22. How do you 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. What’s 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 treatment.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 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 which then circulates to other individual coolers.28. What’s 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 engine?Because it is corrosive.31. What’s 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. What’s the advantage of oil-cooling piston?Any leaks will not cause corrosive problem.34. What’s 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 cylinder oil have alkalinity?To neutralize acidic condition.37.What's 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 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 should 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.What's the sequence of the four strokes?Suction, compression, expansion and exhaust.45. What is called a working cycle of a marine diesel engine?The operation between two fuel injections.46What’s 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 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 four–stroke engine has an enough overlap between inlet valve opening and exhaust valve closing.50. What is used for sealing between the crankcase and scavenging air box?Piston rod stuffing box.51. What's the function of gas exchange in diesel engine?Supplying fresh air and removing exhaust gas.52. What's the function of the supercharging in diesel engine?To increase output power.53. Do you know why the diesel 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 exhausts 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 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.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 combustion.66. What is used to connect a diesel engine and a generator?Coupling.67. What is the most common marine refrigeration?Compression refrigeration.68. Please introduce four components required for a compression refrigeration system. Compressor, condenser, evaporator and expansion valve.69. How do you fill Freon 22 into the refrigeration system?Through the special passage for Freon 22.70Why does the refrigerating compressor start and stop frequently?Lack of refrigerant, dirty or iced evaporator, leaky liquid line solenoid valve..71. What's the type of the freshwater generator?Multi-stage flash water generator72. What's the type of the fuel oil separator?Centrifugal.73. How do you clean the disc of an oil separator?With disc cleaner.74. What's the type of the oily water separator?Gravity, filtration and absorption.75. What's the function of the oily water separator?To prevent oil-pollution to the sea.76. What is the oil content limit when pumping out the bilge?15 PPM.77. What is the oil content limit when pumping out the bilge?15 PPM.78How do you manage sewage?Drop in sterilized medicine regularly. Keep the blower in constant working.定期投药,保持鼓风机连续工作。
轮机英语听力与会话问题及答案一二轮机英语听力与会话第一/二章问题及答案1 .How long have you ever worked on board?I have worked on board for two years.2. Which certificate do you have now?I have the fourth engineer's certificate3. what is you marital status? How many departments are there on board?I am single. There are three departments on board. Engine,deck and service department.4. How many people are there in your family?Are you marriedThere are three people in my family,father,mother and me.No,I amnot married5. How many countries have you ever been to?About si x countries; such -as Russia，Japan、and America and so on:6. when did you begin to work on boards?, what kind L of ship have you worked off?I began to work on board in, 2007.I have worked on container ship and oil tanker7. How many important canals are there all over the world?There are three important canals in the world，There are Suez, and kiel, Canal 8. Can you tell me what is the most important thing for a' seafarerIt is safety.9.What kind of main engine and auxiliary engine have you worked on?I have worked on several models. For example, Main engine: MANkz70/1200,generator engine,YANMAR6ML27010. Which classification saciety is your ship registered with?CCS (china classification society).11. Have you worked any ship that caused damage in critical equipment?Yes, I worked on one ship with main engine piston break.12. How did you make your maintace schedules?I make maintena n ce schedules according to my company’sPMS and condition of equipments13. Could you list international conventions concerning marine. Skipping?For example: SOLAS, STCW, MARPOL, and so on.14. Could you tell the usages of the STCW convention?STCW established an international standard for the training, certification aced watch deeping for the seafarers.15. What is the purpose of Classification Society? Could you list some of them?The purpose of classification survey is to evaluate the situation of a ship and the management of a company and its ship.Classification Societies are such as:CCS,ABS,DNV,GL,NK and so on16. Could you list different kind of ship s surveys?They are annadl survey,intermediate survey,special survey,temporaryand so on.17. What does UMS stand for? Have you served UMS.UMS stands for Unattended Machinery Space.I have severed UMS.18. Have you even experienced PSC inspection? Where andwhen was your last inspection?Yes. Last month in Singapore.19. What should be. paid attention to in the overhaul of cylinder?All safety measures must be observed and proper working procedure on reference book must be followed.20. Before entering an enclosed space such as ballast tank,what action will you take?check content of oxygen and ventilation.21.Please tell me the minimum safe oxygen percentage for the safety of the workers in an enclosed space.More than 18％and no more than 23% of oxygen in an enclosed space will be OK for the safety of the workers.第二章.问答1 .Please introduce one type of the main engine.The main engine is large bore,two-stroke, crosshead type with turbo charging system,2. Please introduce fuel injection process of electronically Controlled main engine.The fuel is injected' into cylinders via a “common rail”.Each injectorhas a solenoid valve which is operated by an electronic control unit for accurate control of injector opening time.3.Pease introduce dual fuel technology of main engine.This kind of main engine can burn both natural gas and fuel oil.4.Why is the two-stroke engine widely used as the main engine on board ship ?Because of its high output,efficiency and reliability.5.Why is the air exchanging .quality of four-stroke enginemore than that of two-stroke engine?Because the air exchanging course of four-stroke is separate,but the air exchanging course of two-stroke almost happens at the same time.6.Please introduce three moving parts of marine main engine.They are crankshaft, connecting rod and piston.7.What’s the sequence of the four strokes in a four-stroke diesel engine? They are suction,compression, expansion, and exhaust strokes.8. Please introduce Four fixing parts of marine main engine.They are bed plate,frame,scavenge air box and cylinder block.9.What is called a wording cycle of a marine diesel engine?The operation between two fuel injections is called a working cycle, 10.What is the foundation of an engine?It is the bedplate.11.What are the function and feature of the tie rods?It is to hold the bedplate，frames and cylinder blocks together.12.What is the function of tie governor?Its function is to control the engine speed.13.What is the feature of the governor?The governor maintains the engine speed at the desired value by regulating injected fuel amount of each cylinder per cycle.14.What is used for connecting the piston rod and connecting rod?It is the crosshedead .15. What is used for sealing between tie crankcarse and scavenging air box?It is piston rod stuffing box16.What are the two types of cooling system in the engine room?They are fresh water system and sea water cooling system.17.What's the function of the head tank in the cooling water system? Expansion, air releasing, water make-up and water treatment.18.Please introduce the open cooling system.The open cooling system has heat exchanger,circulating pump, continuous circuits with a drain tank open to atmosphere.coolant returns to the drain tank aver pumping into the system.19.Please introduce the close cooling system.The close cooling system has heat exchanger,circulating pump and continuous circuits with a head tank open to atmosphere.Coolant returns to the suction o} purr}p after pumping into the system.20.Please introduce the central cooling system:It uses sea water to cool down low temperature fresh water in central coolers.And then low temperature fresh water is circulated by pump to cool down all the other coolers in the engine room. With less equipment in contact v}rith seawater, the central cooling water system reduces corrosion problems.21.What's the advantage of the central cooling rwater system?with less equipment in contact with seawater; the central cooling water system reduces corrosion problems22.How to control fuel oil viscosity of main engine?The fuel oil viscosity is regulating by fuel oil’s temperature.23.Please introduce two sub-system of the fuel oiI system.They are the fuel supply system and the fuel injection system.24. Please spear out the function of the fuel oil vhf viscosityregulator. It controls the fuel oil viscosity by regulating the oil’s temperature.25.How does the fuel oil viscosity regulator work?It controls the fuel oil's viscosity regulating the oil's temperature.26.Please tell at least three composition of fuel oil.They are sulphur, ash content and cetane number.27.Please name at least three of the main factors to select a fuel oil. They are viscosity specific gravity and flash point.28.What is the usual coolant used in marine diesel engine?The usual coolants are fresh water.29.Why sea water is not used directly as a coolant In diesel engine?Because seawater is corrosive30.What's the advantage of oil-cooling pistion?The advantage is the same oil for oil-cooling piston as system lubrication.No leak problem exists in this system31.What's the disadvantage of water-cooling pistion?Leakage from cooling system to lubrication system can cause contamination of the oil, and spend a lot of management work32. What’s the function of the lubricating oil used in marine diesel engine?The function of the lubricating oil is not only to lubricate the running surfaces, but also to carry away a great deal of heat.33.How do you clean the lube oil filters?We should dismantle and clean the lube oil filter./By washing with diesel oil 34.When do you clean the fuel oil filters?When the pressure drop in the fuel oil filter is excessive./ The filter is clogged by impurities35. Why must the cylinder oil have alkalinity?In order to neutralize the acid products of combustion.36.What's the function of the cylinder oil?It's used to lubricating cylinders/transfer the heat and reducing the wear and tear./ Lubrication, sealing and removing heat.37. How do you start the air compressor?Check lube oil and cooling water first, then open the drain cock, start the air compressor final.38. What do you pay attention to when you stand by engine?Checked various pressure and temperatures, warm up the engine, turn the engine with turning gear and so on.39. Do you know the reasons why the engine does not start on air?Maybe the starting air pressure is too low or the turning gear is still engaged.40. What should you periodically do for the air reservoir?I should drain water from air reservoir.41. What's the function of gas exchange in diesel engine?To supply of fresh air and removal of exhaust gas. / To supply fresh air and exhaust the wasted gas.42. What's the function of the supercharging in diesel engine?The foundation is increased air density will raise scavenge efficiency.43. How do you operate the main engine in cold weather?I will warm up the main engine gradually.44. How do you heat the main engine?By circulating the cooling water which is heated to proper temperature.45. How do you change diesel oil into fuel oil?Fuel oil heated to proper temperature and open the fuel oilvalve.46. How do you change fuel oil into diesel oil?Shut the steam valve; decrease the fuel oil temperature, open diesel oil valve. 47. What is the function of steering gear?The function of the steering gear is to control the ship’s course.48. How do you measure the clearance of the main bearings?We measure the clearance by means of a feeler or lead.49. How do you measure the crank deflection of the main engine?By crank deflection gauge.50. Do you know why the diesel engine exhausts black smoke?The combustion was not sufficient.( The air supply is too low or The fuel valves or atomizers are defective.)51. Do you know why the diesel engine exhausts blue smoke?Because the lube oil is burnt due to blow-by.52. Do you know why the diesel engine exhausts yellow smoke?Because of too much sulphur in the fuel oil.53. Do you know why the diesel engine exhausts white smoke?The fuel oil contains too much water or cooling water leakage.54. What is the function of the turning gear?The turning gear is used to turn the engine.55. What does CPP stand for?It stands for Controllable Pitch Propeller.56. What does VIT stand for?VIT stands for variable injection timing.57. What's the type of the freshwater generator?Multi-stage flash water generator58. What's the type of the fuel oil separator?It’s centrifugal.59. What’s the function of the fuel oil separator?The fuel oil separator is used to separate impurities and water from the fuel oil. 60. What's the type of the oily water separator?It’s Gravity separation, adsorbents, floccul ents, ultrafilter, chemical addition with temperature-enhanced centrifugal devices and polymeric surface modified filtration.61. What's the function of the oily water separator?It’s used to prevent the ship from discharging oil while pumping out bilge water. 62. What's the function of the incinerator?It is used to burn the oil sludge and solid waste.63. What is the oil content limit when pumping out the bilge?The oil content limit is 15 PPM.64. What is hot work?It includes gas welding and electric welding.65. Why do you often carry out the water treatment for the boiler?Because the contamination of the water will cause problem, so we should treat it at regular intervals. / Because the impurities form scale.66. What boiler is used on a motor ship at sea?Exhaust gas boiler is used on a motor ship when the ship is at sea.67. What boiler is used on a motor ship in port?Donkey boiler is used on a motor ship when the ship is in port.68. How do you decide to overhaul the main engine generally?According to specific working condition and requirement of instruction book.69. What is the function of the soot-blower?The soot-blower is to blow away soot and the products combustion from the tube surface.70. How do you grind the valve plate of air compressor?Grind it in the path of “8” shape71. What is used to connect a diesel engine and a generator?The coupling is used to connect a diesel engine and a generator.72. What is the most common marine refrigeration?The compression refrigeration is the most commonly used type of marinerefrigeration.73. Please introduce four components required for a compression refrigerationsystem.They are the compressor, condenser, liquid receiver, and evaporator.74. How do you fill Freon 22 into the refrigeration system?Through the special passage for Freon 22.75.Why does the refrigerating compressor start and stop frequently?Because it is low-pressure controller differential set too close, lack of refrigerant, dirty or iced evaporator, leaky liquid line solenoid valve, restricted line strainer. 76. What equipment is used to handle the anchors?The windlass is used to handle the anchors.77. Please name at least three items of deck machinery.There are many machines on deck, such as windlass, derrick, winch and so on.78. How do you drain off air of the injection pump?By using vent screw.79. How do you clean the disc of an oil separator?With disc cleaner.80. What should be prepared before disassembly of cylinder for main engine/auxiliary engine?Special tools, draining off the residual oil and water.81. How do you manage sewage?Drop in sterilized medicine regularly; keep the blower in constant working.。
