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1、Lesson 13 The Car Body Lesson 14 The Air Conditioning Unit 5 The Car Body and the Air ConditioningLesson14 The Air Conditioningppt课件Lesson14 The Air cionditioningGoal： Learn the technical terms of the air conditioning components, and understand the functions of the air conditioning system. Look and
2、Learn DialogueReadingLearn MoreLesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and LearnDialogue Reading Learn More145A. Look at the pictures and learn the technical terms. compressor压缩机压缩机 condenser冷凝器冷凝器expansion valve膨胀阀膨胀阀Words and Phrasesrefrigerant 制冷剂制冷剂 evaporator蒸发器蒸发器receiver-drier
3、接收干燥器接收干燥器Lesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Steven: Excuse me. There is something wrong with my car. Can you help me check it? Repairman: Of course. I will check it for you at once. Steven: OK. My car wont crank up. Repairman: There is hardly any water in the radiator. Its dangerous
4、, sir! Steven: Why do you say that? Repairman: I t is really a troublesome case. You could break down because of the heat, you know. Steven: Oh! I see. Please fill it up with water. Repairman: No problem, sir. I promise you that it will be OK. Steven: Thank you. Repairman: Its my pleasure.Look and L
5、earn Dialogue Reading Learn More145Steven 的车坏了，维修人员帮他查找故障原因。的车坏了，维修人员帮他查找故障原因。Words and PhrasesLesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and LearnDialogue Reading Learn More145Practice new conversations with a partner. Words and Phrases Vivian: Excuse me. There is something wrong with
6、.Can you help me check it? my headlight / my fan / my hornRepairman: Of course. I will check it for you at once.Lesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and Learn Dialogue Reading Learn More145空调的作用及组成空调的作用及组成 The car air conditioning controls the temperature and the moisture of the v
7、ehicle interior and filters out undesirable substances from the air. Thus it provides the comfortable environment and the fresh air for the driver and the passengers. The car air conditioning system mainly consists of a compressor, a condenser, an evaporator, a receiver-drier and an expansion valve.
8、 The compressor is the heart. Air conditioning removes heat from one area and sends it to another with the help of a fluid called refrigerant. Refrigerant is circulated through the evaporator, the compressor and the condenser to the receiver-drier. Receiver-drier is a tank with a filter that removes
9、 any moisture from the liquid. A blower motor forces this cooled air into the car through vents.Words and PhrasesLesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and Learn Dialogue Reading Learn More145A. Read the text again and complete the following sentences.Words and Phrases1. In the car
10、air-conditioning system,_ is the heart.2. _ is circulated through the evaporator, the compressor and the condenser to the receiver drier.3. A blower motor forces_ air into the car through vents.4. The car air-conditioner controls the temperature and the _ of the vehicle interior. compressor Refriger
11、antcooledmoistureLesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and Learn Dialogue Reading Learn More145B. Read the following statements and circle either Y(Yes) or N(No). NYNWords and Phrases1. The car air conditioning system mainly consists of a condenser, an evaporator and an expansion v
12、alve. 2. The air conditioner is a tank that removes any moisture from the liquid.3. A blower motor forces cooled air into the car through the window.4. The car air conditioning filters out undesirable substances from the air.YLesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and Learn Dialogue
13、 Reading Learn More145C. Reorder the letters with your partner.Words and PhrasesLettersWordssist con or vapor e a table fort comture is moconsistevaporatorcomfortablemoistureLesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and Learn Dialogue Reading Learn More145A. Look at the picture and cho
14、ose the correct technical terms.Words and Phrases1. Parts of Cooling System a. compressorb. receiver-drierc. condenserd. pipe line 压缩机 接收干燥器 冷凝器 管道 e. hydrovalvef. cooler unit g. heater unit 水压阀 冷却机组 加热机组Lesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and Learn Dialogue Reading Learn More145
15、A. Look at the pictures and choose the correct technical terms. Words and Phrases2. Parts of Warming System a.condenserb. evaporator c. receiver-drierd. fan 冷凝器 蒸发器 接收干燥器 风扇 e. expansion valvef. temperature sensor g. compressor 膨胀阀 温度传感器 压缩机Lesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and
16、 Learn Dialogue Reading Learn More145B. Learn more phrases about air conditioning.Words and PhrasesEnglish Chinesecycling switchselector switchpressure switchtriple pressure switch循环开关循环开关选择开关选择开关压力开关压力开关三重压力开关三重压力开关Lesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and Learn Dialogue Reading L
17、earn More145B. Learn more phrases about air conditioning.Words and PhrasesEnglish Chinesedual pressure switchcompressor relayenable relaycompressor clutch双压力开关双压力开关压缩机继电器压缩机继电器启动继电器启动继电器压缩机离合器压缩机离合器Lesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and Learn Dialogue Reading Learn More145B. Lea
18、rn more phrases about air conditioning.Words and PhrasesEnglish Chinesebelt lock controllerrelay holderrequest signalheater system皮带锁止控制器皮带锁止控制器继电器支架继电器支架请求信号请求信号 暖风系统暖风系统Lesson14 The Air Conditioningppt课件 Unit 3 Lesson 4 Look and LearnDialogue Reading Learn More145Words and Phrasescompressor kmpres n. 压缩机 condenser kndens n. 冷凝器 refrigerant rifridrnt n. 制冷剂 evaporator ivp reit n. 蒸发器 moisture mist n. 潮气，湿气 blower blu n. 鼓风机 vent vent n. 通风口 receiver-drier接收干燥器 expansion valve膨胀阀 air conditioning空气调节装置 blower motor鼓风机电动机Lesson14 The Air Conditioningppt课件