英語(yǔ)PPT：火電廠

1、Smart GridSmart GridAssignmentAssignmentTeaching ProceduresRevision AC: Alternating Current DC: Direct Current 1. _ 2. _ 3. _ 4. _Heat in a heaterLight in a lampMotion in a motorSound in a phonenWhat kind of energy the electricity can be changed into?RevisionWith what, we can produce electricity? 1.

2、 _ or_ turbine 2._ 3. _ 4. _SteamWaterGenerator turnStorage batteryPhoto electric cellgasoilcoalLeading in Nuclear power plantWind turbinesLeading in PV panelsWater wheelsLeading in Directions: Identify the following items and tell what are renewables and nonrenewables.Leading in RenewablesRenewable

3、sNon-renewablesNon-renewablesAre you right?Are you right?Coal steam-electric plantWatch the Video What are the main parts of production process of the coal steam-electric plant.Layout of a Power Station MPB main power building AY ash yard TB turbine building WI water intake BH boiler house CY coal y

4、ardn主廠房主廠房 灰場(chǎng)灰場(chǎng) 汽機(jī)房汽機(jī)房 取水口取水口 鍋爐房鍋爐房 煤場(chǎng)煤場(chǎng) ICSY indoor coal storage yard CT cooling tower CPH central pump house CB control building CCB/R central control building/room NCB/R network control building/room 中央控制樓（集控樓）室中央控制樓（集控樓）室網(wǎng)絡(luò)控制樓網(wǎng)絡(luò)控制樓/室室主控制樓主控制樓中央水泵房中央水泵房冷卻塔冷卻塔干燥棚干燥棚 Power plant structure現(xiàn)代化火電廠是一個(gè)

5、龐大而又現(xiàn)代化火電廠是一個(gè)龐大而又復(fù)雜的生產(chǎn)電能與熱能的工廠。復(fù)雜的生產(chǎn)電能與熱能的工廠。它由下列它由下列5個(gè)系統(tǒng)組成：個(gè)系統(tǒng)組成：燃料系統(tǒng)。燃料系統(tǒng)。燃燒系統(tǒng)。燃燒系統(tǒng)。汽水系統(tǒng)。汽水系統(tǒng)。電氣系統(tǒng)。電氣系統(tǒng)?？刂葡到y(tǒng)?？刂葡到y(tǒng)。在上述系統(tǒng)中，最主要的設(shè)在上述系統(tǒng)中，最主要的設(shè)備是鍋爐、汽輪機(jī)和發(fā)電備是鍋爐、汽輪機(jī)和發(fā)電機(jī)，它們安裝在發(fā)電廠的主機(jī)，它們安裝在發(fā)電廠的主廠房?jī)?nèi)。廠房?jī)?nèi)。Modern power plant is a vast and complex factory，producing electric energy and heat energy. It consists of

6、 the following five system(1) the fuel system. (2) the burning system. (3) the steam and water system. (4) the electrical system. (5) the control system. In the above system, the main equipment is boiler, steam turbineand generator, they are installed inpower plant main workshop.八大系統(tǒng) 熱力系統(tǒng) Thermal Sy

7、stem 燃料供應(yīng)系統(tǒng) Fuel Supply System 除灰系統(tǒng) Ash Handling System 水處理系統(tǒng) Water Treatment System 供水系統(tǒng) Water Supply System 電氣系統(tǒng) Electrical System 熱工控制系統(tǒng) Thermal Control System 附屬生產(chǎn)工程 Subsidiary Production EngineeringIntroductionIn the boiler, the energy contained in the fuel is changed into steam heat; In the st

8、eam turbine, the steam heat energy into mechanical energyof the wheels, In the generator of mechanical energy is changed into electrical energy. Boiler, steam turbine and generator is the main equipments in the Coal Steam-electric plant.在鍋爐中，燃料的化學(xué)能轉(zhuǎn)變?yōu)檎羝臒崮?；在汽輪在鍋爐中，燃料的化學(xué)能轉(zhuǎn)變?yōu)檎羝臒崮?；在汽輪機(jī)中，蒸汽的熱能轉(zhuǎn)變?yōu)檩喿有D(zhuǎn)的機(jī)

9、械能；在發(fā)電機(jī)中，蒸汽的熱能轉(zhuǎn)變?yōu)檩喿有D(zhuǎn)的機(jī)械能；在發(fā)電機(jī)中機(jī)械能轉(zhuǎn)變?yōu)殡娔?。爐、機(jī)、電是火電廠中的主機(jī)中機(jī)械能轉(zhuǎn)變?yōu)殡娔堋t、機(jī)、電是火電廠中的主要設(shè)備，亦稱三大系統(tǒng)。要設(shè)備，亦稱三大系統(tǒng)。 FFB fossil-fired boiler OFB oil-fired boiler GFB gas-fired boiler ST steam turbine GT gas turbine燃煤鍋爐燃煤鍋爐 燃油鍋爐燃油鍋爐 燃?xì)忮仩t燃?xì)忮仩t 汽輪機(jī)汽輪機(jī) 燃?xì)廨啓C(jī)燃?xì)廨啓C(jī) CST condensing steam turbine 凝汽式汽輪機(jī) BPT back pressure turbine

10、背壓式汽輪機(jī) IT impulse turbine 沖動(dòng)式汽輪機(jī) RT reaction turbine 反動(dòng)式汽輪機(jī) GS generator set 發(fā)電機(jī)組 MT main transformer 主變壓器Fill in blanks1.As one of the most fastest economy in the world, China is facing a sever _.2. Most of energy is generated by burning coal, but the estimated the countrys coal reserve is last les

11、s than _ years.3. The central government decide to _ the low efficiency coal plants.energy challenge60shut down1 2 3 4.Electricity makes up _ of non-renewable energy consumption in China.5.Over _ of the coal mined in China is used to produce electricity. 44%half4 5 Learn Some Phrase1 kick up2 shut d

12、own3 low efficiency4 coal-fuel power plants5 energy challenge5 energy challengeAdvantages and disadvantagesAdvantages The time of construction is short, the large capacity, which can be built in load center, start producing conveniently. Coal is relatively cheaper than other fuel . New power plants

13、are built at the coal mine. In the traffic inconvenience area , coal can be changed into electricity and heat. Burning ash is the main raw material of cement. The income of the burning ash in some plants even more than income of generating electricity. 建設(shè)周期短、容量大、可以建在負(fù)荷中心、啟動(dòng)較方便。建設(shè)周期短、容量大、可以建在負(fù)荷中心、啟動(dòng)較

14、方便。 煤炭相對(duì)其他燃料更便宜。煤炭相對(duì)其他燃料更便宜。 新建火電廠一般為礦口電廠?？蓪⒔煌ú槐愕貐^(qū)的煤炭變?yōu)殡娏蜔崃?。新建火電廠一般為礦口電廠?？蓪⒔煌ú槐愕貐^(qū)的煤炭變?yōu)殡娏蜔崃Α?燃燼是水泥的主要原料。部分電廠的燃燼收入甚至超過(guò)發(fā)電收入。燃燼是水泥的主要原料。部分電廠的燃燼收入甚至超過(guò)發(fā)電收入。 Disadvantages Along with the coal reserves are dropping, it will gradually out of the main stream fuel. The value of the power plant will gradually

15、 disappear.(1) The greenhouse and harmful gas pollution, the transportation pressure.(2) A lot of dust pollution.(3) Electromagnetic radiation.隨著煤炭?jī)?chǔ)量日益減少，并且逐漸退出主隨著煤炭?jī)?chǔ)量日益減少，并且逐漸退出主流燃料?；痣姀S的價(jià)值會(huì)漸漸消失。流燃料。火電廠的價(jià)值會(huì)漸漸消失。溫室和有害氣體污染，運(yùn)輸壓力大。溫室和有害氣體污染，運(yùn)輸壓力大。大量粉塵污染。大量粉塵污染。電磁場(chǎng)輻射。電磁場(chǎng)輻射。Group TaskDirections:Directions

16、: Read the concepts and tell what are they within your group.1. A tower that emits exhaust from the combustion process.2. This device heats water to produce steam.3. Produced when water is boiled. It is the vapor phase of water.4. Spinning blades in this device are turned by steam and spins the gene

17、rator.5. This part is turned by the turbine, generating electromagnetic energy.6. This is the final output of the system. It can also be described asStackBoilerSteamTurbineGeneratorElectricityElectricity Generation Electricity is produced at a an electric power plant. Some fuel source, such as coal,

18、 oil, natural gas, or nuclear energy produces heat. The heat is used to boil water to create steam. The steam under high pressure is used to spin a turbine. The spinning turbine interacts with a system of magnets to produce electricity. The electricity is transmitted as moving electrons through a se

19、ries of wires to homes and business.1 2 34 5 6 7 magnets pressure electricity water transmitted turbine steamUse the following words to fill in blanksReview 熱力系統(tǒng) Thermal System 燃料供應(yīng)系統(tǒng) Fuel supply system 除灰系統(tǒng) Ash Handling System 水處理系統(tǒng) Water Treatment System 供水系統(tǒng) Water supply system 電氣系統(tǒng) Electrical Sy

20、stem 熱工控制系統(tǒng) Thermal Control System 附屬生產(chǎn)工程 subsidiary production engineering Installed capacity Thermal powercoal-fired, coal powerGas turbine Hydro-power Nuclear power Renewable energy Wind power Wind farm Wind turbine, blade Solar power Photovoltaic Solar water heaters Grid interconnection Power in

21、dustry reform Separation the distribution and transmission networks Load, demand Power flow, load Bottleneck Demand-supply balance Coal-power alliance Mine-mouth power plants Transmission corridorPower Plant Supervisory Information System SIS MIS Management Information System Information flow Distri

22、buted Control SystemData flow Function Point web server Application Server Relational database Real-time database I/O serverMISDCS PLC control systemWater Network Interface Machine Coal Network Interface Machine Ash network interface unitDCS Interface Machine Firewall LAN Switch Directions:Direction

23、s: Listen to a conversation of the advantages and disadvantages of thermal power.Advantages:1. it takes coal as fuel, and the price of coal is much lower.2. The cost of building a thermal power is less than that of building hydropower station.3. It is never influenced by natural conditions and clima

24、te.Disadvantages:1. coal is non-renewable resource.2. it will cause serious enviromental pollution.12345677Fill in the blanks Darcy works at a_ power plant. HE explained to his younger brother Carl some _ of thermal power generation. He said the _ plant cost less than the hydropower plant, and it wa

25、s not _ by natural factor. But coal is _.thermaladvantagesthermal powerinfluencednon-renewableListening for details1. Could you tell me some terms about thermal electric power?2. Thermal power generation is the most traditional way of generating electricity.3. Thermal power generation takes coal as

26、fuel.4. Thermal power generation cost is much lower because of the low price of coal.5. The cost of building a thermal power station is much less than that of building a hydropower station.6. This is also out of consideration for saving expense.7. The thermal power station will come to crisis if the

27、 coal is used up one day.8. The wastes produced by thermal power station can cause serious environmental pollution.9. The advantages outweigh the disadvantages in thermal power generation.Listening for detailsTask Package 1 of ESPTask Package 1 of ESP Watch the video clip of What is smart grid?此處加視頻

28、此處加視頻Task Package 1 of ESP Direction: Do the following tasks in group.Task Package 1 of ESPElectric power generation, transmission, and distribution diagram變壓器變壓器 輸電線路輸電線路配電線路配電線路發(fā)電廠發(fā)電廠Task Package 1 of ESP Smart grid can be defined as a class of electrical components and systems that enables a two-

29、way communication between suppliers and consumers, collecting information and acting upon it to ensure increased efficiency, reliability, better economics and sustainable use of electricity. Another way to describe it is intelligentintelligent energy managementenergy management.元件元件客戶客戶效能效能可靠性可靠性可持續(xù)

30、的可持續(xù)的智能的智能的What is the smart grid?What is the smart grid?Task Package 1 of ESP Electricity Is Delivered to Consumers Electricity Is Delivered to Consumers Through a Complex NetworkThrough a Complex Network Electric power is generated at power plants and then moved to substations by transmission line

31、s large, high-voltage power lines. A local distribution system of smaller, lower-voltage distribution lines moves power from substations and transformers to customers.1 3 4 變電站變電站2 變壓器變壓器Task Package 1 of ESPA properly planned, designed,implemented, and operated smart grid will:1.Optimize asset util

32、ization and operating efficiency2.Accommodate all generation and storage options3.Provide power quality for the range of needs in a digital economy4.Anticipate and respond to system disturbances in a self-healing manner5.Operate resiliently(適應(yīng)性強(qiáng)的適應(yīng)性強(qiáng)的 ) against physical and cyber attack and natural disasters6.Enable active participation by consumers7.Enable new products, services, and marketsTask Package 1 of ESPTask Package 1 of ESPGlossarythe Fortune Global 500 core businesses Transmission lineselectrical components