電力專業(yè)應(yīng)用英語

1、華陽電業(yè)有限公司漳州后石電廠General Introduction to a Power Plant電廠概況介紹I hope to see a power plant. 我想?yún)⒂^一家電廠。May I have a talk with the chief engineer? 我可以同總工談?wù)剢?？How many generating units are there in this power plant? 這個(gè)電廠里有幾臺(tái)機(jī)組？Whats the installed capacity of this power plant? 這個(gè)電廠的裝機(jī)容量是多少？How many employees do

2、 you have? 有多少職工？How many working days are there in a week? 每周工作幾天？How many skilled engineers and technical personnel work here? 這里有多少技術(shù)熟練的工程師和技術(shù)人員？Shall we have a look at the boiler? 讓我們看看鍋爐好嗎？This control room is highly computerized. 這個(gè)控制室已高度電腦化了How many operators are assigned here? 這兒有幾個(gè)運(yùn)行人員值班？Co

3、uld you give us some introduction materials of your plant? 您能給我們一些有關(guān)您電廠的說明材料嗎？First, let me show you around the main power building of this power plant. Then well take a look at the ash yard over there. 首先我?guī)Т蠹铱纯催@個(gè)電廠的主廠房，然后我們?nèi)タ纯茨沁叺幕覉?chǎng)。 turbine building 汽機(jī)房indoor coal storage yard 干燥棚water intake 取水口co

4、oling tower 冷卻塔boiler house 鍋爐房waterside pump house岸邊水泵房coal yard 煤場(chǎng)central pump house中央水泵房deaerator room 除氧間The next important place we are going to visit is the main control building.我們要參觀的下一個(gè)重點(diǎn)是主控制樓。central control building/room 中央控制樓（集控樓）/室unit control building/room 單元控制樓/室network control buildi

5、ng/room 網(wǎng)絡(luò)控制樓/室Look from here, the top floor of the boiler steel structure.You can see other facilities of the power plant. Here is the pump house and there is the water treatment plant. 看，從鍋爐鋼結(jié)構(gòu)頂層這兒，你可看到電廠的其他設(shè)施，這邊是水泵房，那邊是水處理廠。indoor substation 室內(nèi)變電所wagon tipper翻車機(jī)outdoor switching station室外變電所coal

6、conveyor control room輸煤機(jī)控制室storehouse倉庫hydrogen generation station制氫站indoor coal yard室內(nèi)煤場(chǎng)fuel oil tank燃油罐stacker-reclaimer堆取料機(jī)service building辦公樓The circulating water system of this power plant is a closed-cycle type of cooling system which consists of cooling tower, basin, pump house and supply/ret

7、urn pipelines.該電廠循環(huán)水系統(tǒng)是閉式循環(huán)冷卻系統(tǒng)，有冷卻塔、水池、泵房以及供水/回水管路組成。We appreciate very much the introduction made by Mr.Jack the Director of the plant.我們非常感謝電廠廠長杰克先生的介紹。Our delegation is very much impressed by the first-class management in your power plant.你們電廠一流的管理水平給我們代表團(tuán)留下了深刻印象。This is the layout of our power

8、station. There are six 660MW units here.這是我們廠的平面布置圖。本廠有六臺(tái)660MW機(jī)組boiler house layout鍋爐房布置圖gas-fired boiler燃?xì)忮仩tpiping layout 管路布置圖steam turbine汽輪機(jī)wiring layout線路圖gas turbine燃?xì)廨啓C(jī)fossil-fired boiler燃煤鍋爐condensing steam turbine凝汽式汽輪機(jī)oil-fired boiler燃油鍋爐back pressure turbine背壓式汽輪機(jī)Impulse turbine沖動(dòng)式汽輪機(jī)Gene

9、rator set發(fā)電機(jī)組Reaction turbine反動(dòng)式汽輪機(jī)Main transformer主變壓器To the north lay the cooling towers. Nearby is 400kV substation.北邊是冷卻塔，旁邊是400KV變電站。main chimney主煙囪ash pit灰坑sewage treatment plant污水處理廠fire station 消防站compressor house空氣壓縮機(jī)房administration block行政大樓hydrogen generation an storage station制氫站cooling

10、water pump house 冷卻水泵房control block 控制大樓What tank is it? Is that the boiler fuel oil tank? 那是什么罐？是鍋爐燃油罐嗎？blowdown disposal tank排污處理罐clean water pond清水池buffer storage tank緩沖水箱flash tank 擴(kuò)容器sedimentation tank沉淀水箱lubrication oil tank潤滑油箱This plant is located in the southeast of Hubei Province. It is on

11、e of the largest power plant in the province.這個(gè)廠位于湖北省東南，是這個(gè)省最大的電廠。It is a fossil-fired plant with four units. Its maximum output is 1,000MW.這是個(gè)有四臺(tái)機(jī)組的燃煤電廠，其最大輸出功率為1，000MW。How much coal is to be burnt by the boilers with all the four units in operation?四臺(tái)機(jī)組運(yùn)行，鍋爐要燒多少煤？About 400 tons of coal an hour or

12、the equivalent of one train loads a day.約每小時(shí)400t煤或相當(dāng)于一天一列車煤。We place great emphasis on the generation safety.我們極為重視安全發(fā)電。equipment reliability設(shè)備可靠性environmental protection環(huán)境保護(hù)operation stability運(yùn)行穩(wěn)定性We are trying to operate and maintain our plant with the highest world standards of reliability.我們正在努力

13、按世界最高的可靠性標(biāo)準(zhǔn)來運(yùn)行和管理電廠。They are about to introduce natural gas as a new kind of fuel for power generation .他們即將采用天然氣作為發(fā)電新燃料。We are making preparations for building another nuclear power plant by the end of the century.我們正在做在本世紀(jì)末前建設(shè)另一座核電廠的前期準(zhǔn)備工作。Have you finished the feasibility study report on utilizin

14、g solar energy for power generation?你已完成了利用太陽能發(fā)電的可靠性研究報(bào)告嗎？Wind energy風(fēng)能Geothermal energy地?zé)崮躎idal energy潮汐能Wave energy波浪能This power plant has got extensive experience in operating 300MW units.這座電廠在300MW 機(jī)組的運(yùn)行方面積累了豐富經(jīng)驗(yàn)。Because of our improvement in thermal and operational efficiencies, our operating c

15、osts have been greatly reduced and our revenue and profitability have been increased.由于我們提高了熱效率和運(yùn)行效率，所以大大降低了我們的運(yùn)行費(fèi)用，增加了收入和利潤。In 1995, our plant attained thermal efficiencies of 38.6 and availability of 95.2 .1995年我們電廠的熱效率達(dá)到38.6，可用率達(dá)到95.2。Though has run for over 50 years, its management level is impr

16、essive.雖然這個(gè)燃煤電廠已經(jīng)運(yùn)行了50多年了，它的管理水平令人印象深刻。It is one of the largest fossil fired power plants in the world, with four 350MW and four 677MW generating units. 它是世界上最大燃煤發(fā)電廠，共有4臺(tái)350MW 和4臺(tái)677MW 燃煤發(fā)電機(jī)組。There are another six gas turbines with a total capacity of 352MW used for peak load and emergency supply.另有

17、6臺(tái)總?cè)萘繛?52MW的燃?xì)廨啓C(jī)，供尖峰負(fù)荷和緊急供電之用。The coal-fired generating units have achieved an overall availability of 94.44 this year ,and the forced outage rate has remained extremely low at 1.07.This corresponds to the highest world standards and shows up the high quality of the power plant and its operation.在本年

18、內(nèi)燃煤發(fā)電機(jī)組的整體可用率達(dá)94.4，強(qiáng)迫停機(jī)率極低，僅1.01，這與世界最高的標(biāo)準(zhǔn)相吻合，顯示出機(jī)組具有很高的運(yùn)行水平。In view of the high fuel costs, higher environmental standards and lower efficiency levels, the power plant was decommissioned in September 1995.由于燃料成本高昂，環(huán)保要求日趨嚴(yán)格，加上機(jī)組效率不斷降低，這個(gè)電廠已于1995年9月停產(chǎn)。The gas turbines provided essential support to th

19、e power grid during this early summer, when the nuclear units were still unavailable and the Guangdong grid requested additional input.今年初夏，當(dāng)核電機(jī)組仍然停機(jī)，廣東電網(wǎng)要求額外供電時(shí)，燃?xì)廨啓C(jī)機(jī)組向電網(wǎng)提供了重要的支持。Drawings圖紙Will you show me the drawings of cooling water system?您能給我看看冷卻水系統(tǒng)的圖紙嗎？feedwater and saturated steam system給水及飽

20、和蒸汽系統(tǒng)primary distribution system一次配電系統(tǒng)superheated steam system過熱蒸汽系統(tǒng)power supply system供電系統(tǒng)water treatment system水處理系統(tǒng)coal handling system輸煤系統(tǒng)gas-circulation system煙氣循環(huán)系統(tǒng)By what time can you finish installing this system? 你們什么時(shí)候能安裝完這個(gè)系統(tǒng)？Will you give me the quotation for installing the compressed ai

21、r system as soon as possible?你能把安裝壓縮空氣系統(tǒng)的報(bào)價(jià)單給我嗎？The quotation you offered is too high .Can you lower it a little bit?您所報(bào)的價(jià)格太高，您能降一點(diǎn)嗎？The drawings you gave me are not complete. 您給我的圖紙不全。Ill change a clear one for you .我給你換一張清楚的。There is something wrong with this drawing. 這張圖紙上有問題。I found it too. It h

22、as been corrected. 我也發(fā)現(xiàn)了，已經(jīng)改正了。This pipe was fitted higher. It exceeds the elevation specified in the drawing. 圖紙中規(guī)定的高度。The elevation deviation is in the range of plus 5 mm to minus 5 mm. 標(biāo)高偏差范圍是+5 mm.It accords with the demands of the drawing specifications .標(biāo)高符合圖紙規(guī)定的要求。Lets have a look at the over

23、 all plot plant of the site.讓我們看一看廠址總體規(guī)劃圖。plant general layout 廠內(nèi)總平面布置圖 longitudinal layout of the main power building 主廠房縱向布置圖You have delayed the submittal of the drawings for two months. It has seriously postphoned the construction schedule. 規(guī)方已遲了兩個(gè)月交付圖紙，這已嚴(yán)重地延遲了工期。Boiler and Auxiliaries 鍋爐及其附屬設(shè)備

24、Drum is an important part of the boiler proper. 汽包是鍋爐本體的重要部分。furnace 爐膛attemperator減溫器water wall水冷壁economizer省煤器burner 燃燒器air preheater空氣預(yù)熱器superheater過熱器electrostatic precipitator靜電除塵器reheater再熱器Look here, please. These are risers; those are downcomers.請(qǐng)看，這是上升管，那是下降管。mixing header 混合聯(lián)箱flame monitor

25、火焰監(jiān)視器distribution header分配聯(lián)箱boiler water level gauge鍋爐水位計(jì)support tube支撐管pressure parts壓力部件connecting tube連接管air & gas system空氣及氣體系統(tǒng)ignition oil torch點(diǎn)火油槍boiler auxiliary equipment鍋爐輔助設(shè)備Auxiliary system & miscellaneous附屬系統(tǒng)及其他Refractory, insulation & lagging耐火及保溫覆蓋物質(zhì)Please adjust attempera

26、tor and flue gas damper to increase steam temperature up as soon as possible.請(qǐng)盡快調(diào)節(jié)減溫器和煙氣擋板把蒸汽溫度升高。flue gas recirculation 煙氣再循環(huán) induced draft fan (IDF) 引風(fēng)機(jī)forced draft fan (FDF) 送風(fēng)機(jī) gas-to-gas heat exchanger 氣-氣熱交換器They are checking the quality of the safety valve.他們正在檢查這個(gè)安全閥的質(zhì)量。 platforms and stairs

27、 平臺(tái)和扶梯 refractory material 耐火材料thermal insulating material 保溫材料 lagging 護(hù)板power control valve 動(dòng)力控制閥 soot blower 吹灰器conical cyclone separator 旋風(fēng)分離器 boiler water circulating pump 爐水循環(huán)泵ash hopper 灰斗 Today Ill give further explanation to the following systems one by one.今天我就下列系統(tǒng)將一一地做出進(jìn)一步的講解。boiler air a

28、nd flue gas system 鍋爐煙風(fēng)系統(tǒng) pulverized coal system 制粉系統(tǒng)fuel oil system 燃油系統(tǒng) steam and water system 汽水系統(tǒng)main steam and reheat steam system 主蒸汽和再熱蒸汽系統(tǒng) boiler feedwater system 鍋爐給水系統(tǒng)boiler drain and vent system 鍋爐疏水和放氣系統(tǒng) auxiliary steam system 輔助蒸汽系統(tǒng)steam air heater drain system 暖風(fēng)器疏水系統(tǒng) closed cycle cool

29、ing water system 閉式循環(huán)水系統(tǒng)service water system in main building 主廠房內(nèi)廠用水系統(tǒng)station and instrument compressed air system 廠用和儀用壓縮空氣系統(tǒng)coal handling system 輸煤系統(tǒng) ash handling system 除灰系統(tǒng)fire fighting system 消防系統(tǒng) chemical feed and sampling system 化學(xué)加藥和取樣系統(tǒng)I agree to put this boiler acid cleaning approach into

30、 practice. 我同意采用這種鍋爐酸洗方法。boiler blow out 鍋爐沖管We are going to start the boiler. But there is still something abnormal with the startup boiler.我們打算起動(dòng)鍋爐。但這臺(tái)鍋爐還有些不正常。auxiliary boiler 廠用鍋爐 oil gun 油槍 steam separator 汽水分離器drum drain valve 汽包疏水閥 heavy oil pump 重油泵 coal feeder 給煤機(jī)coal pulverizer, coal mill

31、磨煤機(jī) classifier 粗粉分離器The unit has an emergency trip. Whats the matter with it? 機(jī)組事故跳閘，出了什么問題？It is because of the overfeed of water into drum. 是因?yàn)槠鼭M水。tube burst 爆管 coal jamming 堵煤 pulverized coal deposits 積粉too low drum water level 汽包水位過低 high pressure in the furnace 爐膛壓力高fire-off in the furnace 爐膛熄

32、火 tripping of the draft fans 風(fēng)機(jī)跳閘damage of water wall tube 水冷壁管損壞 Would you please describe the water-steam circulation process to us?請(qǐng)你說明以下水-汽循環(huán)過程好嗎？OK. Ill start from here. The feedwater coming from the machine-room enters the economizer at the bottom of the rear pass and then goes through this ex

33、changer to the drum.好吧，從這兒開始。從汽機(jī)房來的給水先進(jìn)入后煙道底部的省煤器，再經(jīng)過這個(gè)交換器進(jìn)入汽包。The downcomers convey the water from the drum to the lower ring distribution header下降管將從汽包來的水流送入下部環(huán)形集箱。From the lower header, the water goes through the furnace waterwalls and the riser tubes up to the drum.水流從下部集箱通過爐膛水冷壁和上升管進(jìn)入汽包。From th

34、e drum, the saturated steam cools the front roof of the furnace, then the side walls of the rear pass (downward), the front wall, the roof and the rear wall of the back pass. 汽包出來的飽和蒸汽依次經(jīng)過前爐頂，后煙道左右側(cè)汽冷壁，后煙道汽冷壁、前墻、爐頂和后煙井后汽冷壁。From the bottom header of the rearwall, the steam goes successively through：蒸

35、汽從后汽冷壁的底部聯(lián)箱出來，順序經(jīng)過：-The LTS(Low Temperature Superheater) installed in the rear path. -安裝在后部通道的低溫過熱器。-The ITS (Intermediate Temperature Superheater) and HTS (High Temperature Superheater) .-中溫和高溫過熱器Two double stages of injection are provided for controlling the super heated steam temperature (one sta

36、ge before HTS). 控制過熱蒸汽溫度有兩個(gè)兩級(jí)噴水（一級(jí)在中溫過熱器前，一級(jí)在高溫過熱器前）。From the outlet of HP turbine, the steam to be reheated returns to the boiler and flows successively through:需要再加熱的蒸汽從高壓缸出口返回到鍋爐，依次經(jīng)過：the ltr 低溫再熱器the htr 高溫再熱器and then is sent to the IP turbine. 然后回送到中壓缸。Is there any auxiliary boiler in this plan

37、t? 這個(gè)電廠有輔助鍋爐嗎？Yes, there is an auxiliary boiler to supply steam during start-up for the following services:是的，有一個(gè)輔助鍋爐在鍋爐起動(dòng)時(shí)供應(yīng)蒸汽，進(jìn)行下述服務(wù)：Atomization of light oil for the main boiler, 主鍋爐霧化輕油Heating and deaeration of condensate in deaeraeor tank, 對(duì)除氧水箱中的凝結(jié)水進(jìn)行加熱和除氧Turbine shaft sealing , 對(duì)汽輪機(jī)軸進(jìn)行汽封Light

38、oil heating. 加熱輕油。How to control the ranges of reheater steam temperature during fixed pressure and sliding pressure start-up?在定壓起動(dòng)和滑壓起動(dòng)時(shí)如何控制再熱蒸汽溫度？Turbine and Auxiliaries 汽輪機(jī)及其附屬設(shè)備The following are thermal systems: 以下為熱力系統(tǒng)：Live and reheat steam system 主蒸汽和再熱蒸汽系統(tǒng) Turbine by-pass system 汽機(jī)旁路系統(tǒng)Boiler

39、feedwater system 鍋爐給水系統(tǒng) Extraction steam system 抽汽系統(tǒng)Condensate system 冷凝系統(tǒng) auxiliary steam system 輔助蒸汽系統(tǒng)Heater drain and vent system 加熱器疏水、排氣系統(tǒng) What does the ECR of a turbine mean? 汽機(jī)的ECR是什么？ECR is the abbreviation of economic continuous rating. The rated output of a turbine is defined as ECR.ECR是經(jīng)濟(jì)

40、功率的縮寫字母，汽機(jī)的額定輸出功率也是它的經(jīng)濟(jì)功率。Is there any difference between the steam flow at MCR condition and at capability condition?最大連續(xù)功率工況下和能力工況下的蒸汽流量有不同嗎？No. The steam flow at MCR condition is the same as that at the capability condition flow.不，最大連續(xù)功率工況下和能力工況下蒸汽流量相同。What will happen when the water level in HPH

41、 reaches high-high level?當(dāng)高壓加熱器在高-位時(shí)，會(huì)發(fā)生什么情況？The shut-off valve of cold reheat steam will automatically close and the drain valve will automatically open to isolate high pressure heater when the water level in it reaches high-high level.當(dāng)高壓加熱器在高-高水位時(shí)，冷再熱蒸汽閥應(yīng)自動(dòng)關(guān)閉，同時(shí)疏水閥自動(dòng)打開使高壓加熱器斷汽。Would you please de

42、scribe to us how the turbine by-pass system functions?請(qǐng)你給我們說明一下汽機(jī)旁路系統(tǒng)是如何作用的，好嗎？The turbine by-pass system has four functions: 汽機(jī)旁路系統(tǒng)有四個(gè)作用：First, it will reduce the time of cold, warm & hot start-up and protect the reheater.首先，它會(huì)減少冷態(tài)、溫態(tài)、熱態(tài)啟動(dòng)時(shí)間并保護(hù)再熱器。Secondly, it will reduce the thermal stress of

43、the turbine during cold, warm and hot start-up.其次，它會(huì)減少冷態(tài)、溫態(tài)、熱態(tài)啟動(dòng)所引起的汽機(jī)熱應(yīng)力。Thirdly, it will regulate the relevant inlet steam pressure at the IP turbine at various loads by low pressure by-pass devices during load reducing. 再次，在降負(fù)荷工況下，它會(huì)通過低壓旁路調(diào)整中壓缸在不同負(fù)荷下的進(jìn)汽壓力 。Last, it will maintain the stable operat

44、ion of the boiler and the turbine on condition of partial load rejection.最后，在甩部分負(fù)荷工況下，它會(huì)維持鍋爐汽機(jī)穩(wěn)定運(yùn)行。Is there any turbine driven feedwater pump? How is the steam admitted into the pump?有汽動(dòng)給水泵嗎？它是如何進(jìn)汽的？There is a 100 MCR turbine driven pump. This BFPT (boiler feed water pump turbine) is operated with d

45、ual admission utilizing extraction steam as a primary supply and live steam for start-up and low load.有一臺(tái)100 MCR 的容量的汽動(dòng)給水泵，這臺(tái)鍋爐給水泵汽輪機(jī)有兩種進(jìn)汽方式，以抽氣為主，起動(dòng)和低負(fù)荷時(shí)使用主蒸汽。Where will the condensate water go from the condenser? The condensate water is removed from the condenser hotwell and delivered to the deaer

46、ator storage tank. 凝結(jié)水從凝汽器熱井被輸送到除氧器水箱去。Whats the function of the auxiliary steam? 輔助蒸汽的作用是什么？The auxiliary steam will provides steam for the following services and equipment during various plant operation modes, namely, to warm-up steam for main boiler deaerator at start-up, the sealing steam of the

47、 main turbine and BFPT ,the steam air coils, main boiler atomizing steam, oil igniting nozzle, fuel oil heating, etc.輔助蒸汽作用于一下設(shè)備供汽：除氧器起動(dòng)時(shí)的加熱蒸汽，主汽輪機(jī)和鍋爐給水泵汽輪機(jī)軸封蒸汽，暖風(fēng)器，鍋爐霧化用蒸汽，鍋爐油點(diǎn)火噴咀，燃油加熱及其他用途。What are the back pressure and circulating water inlet temperature of the condenser at the MCR condition of T

48、urbine-Generater? 凝汽器在汽輪發(fā)電機(jī)MCR工況下的背壓和循環(huán)水進(jìn)水溫度是多少？I am sorry I cant remember the figures exactly. The pressure may be around 5 KPa (a) and the CW inlet temperature not lower than 20 . I have to check it later.很抱歉這些數(shù)字我記不確切：背壓大約是5KPa （絕對(duì)壓力），循環(huán)水入口溫度不低于20，我再去查查看。What kind of metal are the condenser tubes

49、made of? 凝結(jié)器管子是用什么金屬制成的？They were made of admiralty gun metal.它們是海軍炮銅制造的。What method do you use for cleaning the condenser tubes? 你們用什么方法清洗凝結(jié)器管子？We use a “sponge rubber ball on-load cleaning system”. 我們使用的是“海綿膠球帶負(fù)荷清洗系統(tǒng)”。It uses balls to clean the inside surface of condenser tube bundles continuously

50、.它使用膠球?qū)δY(jié)器管束內(nèi)側(cè)表面進(jìn)行連續(xù)清洗。We are interested in such a kind of on-load cleaning system. Would you explain it to us in details?我們對(duì)這樣一個(gè)帶負(fù)荷清洗系統(tǒng)有興趣。你再講詳細(xì)一點(diǎn)好嗎？The balls will be injected into the CW (circulating water) inlet piping by means of a special pump and distributors, recycling a small amount of balls

51、 in the CW.膠球由循環(huán)水進(jìn)水管進(jìn)入，有專用的水泵及分配器輸送循環(huán)水帶有少量的膠球反復(fù)使用。After passing the condenser, the balls will be automatically removed from the CW by means of a strainer located in the CW outlet piping, and then the balls will be diverted by a recycle pump and collector which will then reinject them into the CW inl

52、et.膠球通過凝汽器之后，自動(dòng)的由在循環(huán)水出水管道的收集器上濾網(wǎng)收集，再經(jīng)專門的泵繼續(xù)輸送至循環(huán)水入口工作。How much is the dynamic head of BFP? 鍋爐給水泵的水力壓頭是多少？It shall be 110 of system losses based on 105 of MCR condition feed flow.水力壓頭值應(yīng)在MCR 工況105給水流量下流動(dòng)阻力損失的110。Where is the BFPT seal steam supply from? 給水泵汽輪機(jī)軸承密封供汽來自哪兒？It is taken from the main turbi

53、ne steam seal regulator. 來自主汽輪機(jī)軸封壓力調(diào)節(jié)器。Whats the scope of cooling water supply for the open cycle system?開式循環(huán)水系統(tǒng)冷卻水的供應(yīng)范圍是什么？The open cycle system supplies cooling water to main turbine oil coolers、BFPT oil coolers、water coolers for generator hydrogen coolers、seal water coolers of condenser vacuum pu

54、mp and coolers of closed cycle CW system。開式循環(huán)水系統(tǒng)對(duì)主汽輪機(jī)的油冷卻器、給水泵汽輪機(jī)的油冷卻器、發(fā)電機(jī)定子水冷卻器、發(fā)電機(jī)氫冷卻器、凝汽器真空泵密封水冷卻器和閉式循環(huán)水冷卻水系統(tǒng)得冷卻器提供冷卻水。What are the main parts of the turbine proper? 汽機(jī)本體的主要部件是什么？They are the following: turbine rotor and blades 它們?yōu)椋浩麢C(jī)轉(zhuǎn)子和葉片turbine casing 汽缸 bearing and pedestals 軸承和軸承座 main stop, reheat intercept and control valves 主汽閥，再熱截止閥和控制閥turbine control system and gydraulic system 汽機(jī)