船舶电气英语课件.ppt
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1、船舶电气专业英语 Marine Electrical Professional English,南通理工学院,教学目的,_ _ _,,_ _,Company Logo,“船舶电气专业英语”,是一门应用性很强的基础课程。它体现了船舶电气专业与英语的结合。是从事船舶电气行业技术研究必须具备的一项技能。 前期应具备的学科基础:船舶电气设备、大学英语。,南通理工学院,授课思路,,Company Logo,结合船舶电气专业,讲解英语中的基本元素。,各项能力培养的基础,南通理工学院,,Company Logo,授课内容,内容选择: 以船舶电气管理中涉及的电工工艺、电气控制、电子技术等为主线,主要选择以下7
2、方面内容:,船舶电气安全知识 常用测量仪表和工具 船舶照明电路和船用电缆 三相交流异步电机 船舶电力拖动系统 模拟电子技术 数字电路,南通理工学院,,Company Logo,教学目标与考核方式,考核方式: 平时成绩和期终考试相结合。 平时成绩:出勤情况、课堂表现、作业。 终期考试成绩:期末测验,教学目标: 熟悉并掌握常用船舶电气专业英语词汇发音及含义。 快速,准确理解船舶电气专业英语文献的含义。 具备对普通船舶电气专业英语文献的翻译能力。,南通理工学院,专业词汇的掌握是第一位的 没有专业词汇量,英语建筑就没有基石,,Company Logo,Chapter 5. Marine Electri
3、c Motor Driven Systems,Chapter 4. Three Phase AC Induction Motor,Chapter 3. Shipboard Electric Cable, Lighting Motor,Chapter 2. Commom Measure Devices and Tools,Chapter 1. Electrical Safety,Contents,Chapter 6. Analog Electronics,Chapter 7. Digit Circuit,南通理工学院,,Company Logo,1 Electrical Safety,Vocab
4、ulary voltage 电压 current/ohm corrosion 腐蚀 corrode deterioration 恶化 deteriorate elaborate 详尽的 hazard 危险 precaution 预防 vulnerable 易受伤害的 energize 激励、通电 (de-energize) threshold 临界值 resistance 阻力 resist momentarily 随时地 moment minimize 最小化 maximum 最大化 accidental 意外的 conductor 导体 terminal 末端 flammable 可燃性的
5、,南通理工学院,insulation 绝缘 insulate wire 电线 static 静态的 dynamic navigational 航行的 accessory 附件 /ekseseri/ discharge 排放 capacity 容量 capacitor cable 电缆 battery 电池 rotate 旋转 rotation reciprocate 往复运动 motor 发动机 install 安装 extinguisher 灭火器 OBA-oxygen breathing apparatus 氧气呼吸机 spontaneous 自发的,,Company Logo,1 Ele
6、ctrical Safety,Phrase/Sentence The electrical equipment on board a ship is subjected to a lot of more harsh treatment. 遭受 How to prevent (Sb.) from being electric shocked 阻止某人做某事 Many workers are unaware of 意识不到 When personnel come in contact with energized conductors接触 in next to no time 很快 circuit
7、 breakers 断路器 radar and navigational equipment 船舶雷达和导航设备 insulate oneself from 使隔离 deprive of 失去,南通理工学院,,Company Logo,1.1 Electrical Hazards and Precaution,Marine electrical hazards: Electrical shock Arc-flash Arc-blast,voltage /电压 moisture / 潮湿 electric shock /触电 electrical fire/ 电气着火 electrical ha
8、zards /电气危害 Arc-flash /电弧灼伤 Arc-blast /电弧击伤,All these three things will cause personnel injury, while the latter two will also cause electrical fire. Thus ,we need to know how to prevent from being electric shocked and breaking out of electrical fire,南通理工学院,,Company Logo,1.1.1Electric Shock,When per
9、sonnel come in contact with energized conductors they receive a shock with current flowing through their skin, muscles and organs. There are three basic pathways electric current travels through body: Touch potential Step potential Touch/Step potential,50 mA- the safety current 36 V- the safety volt
10、age 12 V the absolute safety voltage,current intensity / 电流强度 threshold /临界值 resistance / 阻力 ohm /电阻,humid or foggy situation 潮湿有雾的环境,energized conductor / 通电导体,南通理工学院,,Company Logo,review,review,南通理工学院,Question 1 What do marine electrical hazards include? Question 2 What is safety voltage when peop
11、le directly contact with? Question 3 How many pathways are there electric current traveling through the body ?,,Company Logo,1.1.2.Arc-flash and Arc Blasts,The hazards of Arc-Flash and Arc Blast: Third degree burn, possible blindness, shock and so on Release toxic gases Potential damage to electrica
12、l equipment,conductor 导体 terminal 端点 electrical equipment 电气设备 raceway 电缆 circuit 电路 insulator 绝缘体 be responsible for 对负责,南通理工学院,,Company Logo,1.1.2.Arc-flash and Arc Blasts,The reason of electrical safety hazards : worn or broken conductor insulation Exposed live parts Loose wire connections improp
13、erly maintained switches and circuit Water or liquid near electrical equipment high voltage cable static electricity damaged tools and equipment,南通理工学院,,Company Logo,1.1.3 Safety Precautions for Preventing Electric Shock,The safety precautions when working on electrical equipment: Stand clear of ope
14、rating radar and navigational equipment never work alone The power source should be tagged out keep covers closed discharge capacitors and insulate yourself remain calm and consider possible consequences,Radar and navigational equipment 船舶雷达和导航设备 maintain 维修/管理 discharge 排放 capacitor 电容器 component 电
15、气元件 reciprocate 往复运动,南通理工学院,,Company Logo,review,review,南通理工学院,Question 1 What will an Arc-flash and Arc-blasts lead if personnel directly exposed to it? Question 2 What is the most common cause of Arc-flash and other electrical accidents?,,Company Logo,1.2 Electrical Fire Prevention and Handling,Ev
16、eryone on the ship should know how to use the fire extinguishers Carbon dioxide is the choice for fighting electrical fires,misuse / 误用 maintenance / 维护 extinguisher / 灭火器 electrical fires / 电气火灾 secure / 停止 cut off the power / 切断电源 apparatus / 设备,南通理工学院,,Company Logo,1.3 First Aid for Electrical Sh
17、ock,The procedures as followed: Remove victim from electrical contact with any nonconductor of electricity Determine the cardiopulmonary status of casualty,start CPR other physical injuries should be treated keep the victim warm,南通理工学院,,Company Logo,1.3 First Aid for Electrical Shock,shock / 休克、震动 t
18、reatment / 处理、治疗 first aid / 急救护理 be / come in contact with/ 和接触 energize-de-energize / 通电/不通电 energized conductors/circuit/ 通电导体/通电电路 endanger/ 使遭到危险 endanger oneself / 使某人遭到危险 exposure /暴露,南通理工学院,单词达人,,Company Logo,Assignment,Assignment 单词、词组中英文互译 危害 ( ) 临界值( ) 电气( ) 通电( ) 绝缘层( ) 导体( ) 预防( ) 设备( )
19、 电流( ) 电压 ( ) 电阻 ( ) 导体( ) resistance ( ) flammable ( ) arc-flash ( ) material ( ) motor ( ) wire ( ) cable ( ) injury ( ),南通理工学院,,Company Logo,Assignment,Assignment 单词、词组中英文互译 Arc-blasts ( ) threshold ( ) personnel injury ( ) minimize ( ) electric shock ( ) electrical fire ( ) on board ( ) current
20、intensity ( ) radar and navigational equipment ( ),南通理工学院,,Company Logo,Assignment,Assignment 中英文互译 在日常生活中,我们必须要懂得基本的安全用电知识。 电气危害容易造成人员伤亡和引发设备着火。 在进行电气设备的维护时,工作人员务必要做好预防措施。 Once personnel come in contact with energized conductors, they are easy to get shocked. The workers who are unaware of the pote
21、ntial electrical hazards will be vulnerable to get injured. When electrical fire happens on board, we should calm down and handle correctly.,南通理工学院,,Company Logo,Chapter 5. Marine Electric Motor Driven Systems,Chapter 4. Three Phase AC Induction Motor,Chapter 3. Shipboard Electric Cable, Lighting Mo
22、tor,Chapter 2. Commom Measure Devices and Tools,Chapter 1. Electrical Safety,Contents,Chapter 6. Analog Electronics,Chapter 7. Digit Circuit,南通理工学院,,Company Logo,2.1 Multi-meter,Vocabulary measure 测量 device 设备 meter 米、仪表 multi-meter 万用表 ammeter 电流表 voltmeter 电压表 ohmmeter 电阻表 troubleshoot 故障排解 quanti
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