1、水泥窯余熱鍋爐運行規程 Running Regulation of Waste Heat Boiler水泥窯余熱發電鍋爐運行規程Running Regulation of Waste Heat Boiler 前言Preface1. 本規程內容包括余熱鍋爐運行規程和余熱鍋爐事故處理二個部分，至于涉及原理、說明及維修方面則不在本規程范圍。1. This regulation consists of three parts: Boiler Running Regulation and Boiler Fault Resolution Principles involved, Explanation a

2、nd Maintenance are not included.2. 本規程被批準后，立即執行，原有默認的操作規定即時作廢。2. This regulation must be executed immediately it is approved. At the same time, the regulation used before is invalid.3. 如果本規程與部頒規程、廠家規定有抵觸的地方，以部頒、廠家規定為準。3. Articles in this regulation should be invalid if they contradict with the regul

3、ation by the department and the factory.4. 下列人員必須熟知并嚴格執行：4. Following staff must familiarize with and implement this regulation strictly:4.1 全體鍋爐運行值班人員，鍋爐相關、直管的管理人員及有關鍋爐檢修人員。4.1 All operators on duty of steam boiler running, management staff and boiler maintenance staff4.2 總工程師、生產技術部、鍋爐專職、電站人員、教育培訓人

4、員。4.2 General engineer, staff from department of production and technology, boiler full-time personnel, power station and education training staff5. 本規程解釋權屬于廠部。The manufacturer reserves the right to explain the terms of this regulation目 錄Contents前言IPrefaceI1. 鍋爐及主要設備參數及結構簡介1Chapter 1 Boiler & Ma

5、in Machinery Parameter and Structural Introduction11.1 AQC爐概況1Lesson 1 AQC Boiler Introduction11.2 SP 爐概況7Lesson 2 SP Boiler Introduction71.3 鍋爐輔機設備10Lesson 3 Auxiliary equipment of boiler101.4 鍋爐控制參數及報警值(AQC和SP鍋爐)13Lesson 4 Control parameters and alarm value of AQC/SP Boilers132 檢修后鍋爐機組的檢查14Chapter

6、 2 Check after overhauling of boiler machine set143 水壓試驗16Chapter 3 Water pressure testing163.1 水壓試驗的目的與要求：16Lesson 1 Purpose and requirements for water pressure test163.2 水壓試驗的種類17Lesson 2 Kinds of water pressure tests173.3 水壓試驗的條件鍋爐承壓部件的工作壓力17Lesson 3 Conditions for water pressure test and working

7、 pressure of pressure resistant components173.4水壓試驗的合格標準18Lesson 4 Standards of water pressure test183.5 水壓試驗前的檢查及準備18Lesson 5 Inspections and preparations before water pressure test183.6 水壓試驗的進水步驟19Lesson 6 Water feeding procedures in water pressure test193.7 水壓試驗的程序及檢查20Lesson 7 Procedures for wat

8、er pressure test and preceding inspections203.8 水壓試驗的安全注意事項22Lesson 8 Notes for water pressure test223.9 試驗壓力23Lesson 9 Testing pressure234 鍋爐機組的啟動23Chapter 4 Boiler start-up234.1 啟動前的準備工作23Lesson 1 Preparations before start-up234.2 啟動前的試驗25Lesson 2 Test before start-up254.3 鍋爐啟動26Lesson 3 Boiler st

9、art-up264.4 安全閥定壓28Lesson 4 Setting pressure for safety valves284.5 并爐與供汽30Lesson 5 Boiler tie-in and steam supply304.6 鍋爐機組的停運31Lesson 6 Shut-down of boiler machine set314.7 鍋爐備用期間的維護保養34Lesson 7 Maintenance of boiler in back-up use344.8 鍋爐的運行監視與調整35Lesson 8 Supervision and regulation on boiler run

10、ning354.9 鍋爐運行中的注意事項36Lesson 9 Notes in boiler running364.10 分析化驗39Lesson 10 Chemical analyzing394.11 鍋爐的排污39Lesson 11Blow-down of Boiler394.12鍋爐正常調節42Lesson 12 Normal adjustments on boiler424.13 鍋筒水位自動裝置的運行44Lesson 13 Operation of the water automation device of steam drum444.14 鍋筒水位報警值校驗45Lesson 14

11、 Calibrations of water level alarm of Steam drum455 事故的處理及預防45Chapter 5 Emergency treatment and precautions455.1 缺水事故45Lesson 1 Water scarcity accident455.2 滿水事故46Lesson 2 overflowing accident465.3 鍋爐水膨脹事故48Lesson 3 Water expansion accident485.4 汽壓過高事故48Lesson 4 Over-pressure steam accident485.5 爐管爆

12、破事故49Lesson 5 Boiler tube burst accident495.6 鍋內水擊事故50Lesson 6 Water impacting accident in boiler505.7 蒸汽管道水擊事故50Lesson 7 Water hammer emergency of steam piping505.8 給水管道水擊事故51Lesson 8 Water hammer emergency of feed water pipe515.9 爐內積灰事故52Lesson 9 Ash block accident in boiler525.10 余熱鍋爐廠用電中斷事故52Les

13、son 10 Failure of WHR-use-power526 鍋爐檢驗和水壓試驗要求53Chapter 6 Inspection of boiler and inspection requirements of hydro test531. 鍋爐及主要設備參數及結構簡介Chapter 1 Boiler & Main Machinery Parameter and Structural Introduction1.1 AQC爐概況 Lesson 1 AQC Boiler Introduction鍋爐整體采用管箱式結構，自上而下有過熱器管廂、二組蒸發器管箱和一組熱水器管箱，鍋爐受熱

14、面全部采用螺旋鰭片管。熱水器出水分三部分，第一部分供AQC鍋爐鍋筒使用，第二部分供SP爐的鍋筒。第三部分供閃蒸器。AQC鍋爐鍋筒設有兩套玻璃水位計（一套石英玻璃水位計和一套石英管雙色水位計），兩套水位平衡容器和一套電極點式液位報警器接口，以便于對鍋爐水位的觀察與監控，確保鍋爐安全。Of tube-panel structure, this boiler is composed of, from top to bottom, over heater panel, two evaporator panels and two water heater panels, with heating sur

15、facing of spiral extended surface tube structure. Water coming from water heater is divided into three routes, one for steam drum of AQC boiler, the second for steam drum of SP boiler, and the third for flasher. In order to facilitate monitoring water level, AQC boiler steam drum has two sets of gla

16、ss type water level gauges (one is quartz glass, the other is quartz pipe and two colors), two water level balance tanks and one connector for electric pole type liquid level alarm.AQC余熱鍋爐為水泥窯余熱發電系統中回收水泥窯廢氣余熱的重要設備，其安裝于水泥窯熟料冷卻機廢氣出口至收塵器間的管道上，因此其簡稱“AQC”余熱鍋爐。該鍋爐設計入口廢氣溫度355，廢氣流經過熱器、蒸發器、熱水器后，廢氣溫度降至113.8左右

17、，然后再進入熟料冷卻機原有的電收塵器并經風機排入大氣。AQC waste heat boiler is a key equipment applied mainly for power generation through cement kiln waste heat recovery, which is installed on the cement kiln pipeline between the exhaust gas outlet of the clinker cooler and the dust collector, thus called AQC waste heat boil

18、er. The design temperature at the exhaust gas inlet of the boiler is 355. The exhaust gas temperature will drop down to 113.8 after the gas passes the superheater, evaporator and water heater. The gas then enters the dust collector installed on the clinker cooler where a fan discharges the gas into

19、the atmosphere. 1.1.1 設計參數design parameters序號No.名稱Name單位Unit參數parameters1鍋爐規范1-1鍋爐入口煙氣量tNm3/h1080001-2鍋爐入口煙氣溫度Inlet gas temperature3801-3鍋爐入口煙塵濃度Inlet smoke dust densityg/ Nm3201-4鍋爐出口煙氣溫度Exhaust gas temperature1001-5鍋爐總漏風Total air leakage%21-6煙氣成分Composition of the exhaust gas含塵空氣dust contained air

20、2蒸汽段參數Steam conditions2-1額定蒸發量Rated steam outputt/h10.52-2鍋爐最大設計蒸發量Max. designed steaming capacityt/h15.02-3額定蒸汽壓力Rated steam pressureMpa1.352-4最高工作壓力The highest work pressureMpa1.62-5額定蒸汽溫度Rated steam temperature3602-6給水溫度(來自熱水器)Feedwater temperature(from water heater)1802-7排污率Blowdown rate%32-8鍋爐整

21、體水壓試驗壓力Hydrostatic test pressureMpa2.13熱水段參數Hot water conditions3-1額定出水量Rated water outputt/h293-2最高允許工作壓力Max. allowable working pressureMpa3.63-3額定出水溫度Rated outlet temperature1003-4給水溫度Feedwater temperature563-5排污率Blowdown rate%31.1.2 安全閥排量參數Parameters For Safety Valves1.1.2.1 鍋筒和主汽集箱安全閥Safety valv

22、es of the drum terminal header序號NO.項 目Title符號Symbol數據Data數值Value單位Unit1鍋筒工作壓力working pressure of drumP給定set1.65MPa2鍋筒安全閥高整定壓力High setting pressureP11.06p1.749MPa3鍋筒選用安全閥個數Quantity of safety valven1個4鍋筒安全閥型號Safety valve type of drum全啟式A48Y-25 PN2.5 DN150 Full bore type5鍋筒安全閥理論排放量Theoretic capacity of

23、 Safety valveE134772.3kg/h6主汽集箱工作壓力working pressure of terminal headerP給定set1.5Mpa7主汽集箱選用安全閥個數Quantity of safety valve of terminal headern21個8主汽集箱安全閥整定壓力Setting pressure of safety valve of terminal headerP11.04 p1.56Mpa9主汽集箱選用安全閥型號Safety valve type of terminal header全啟式A48Y-25 PN2.5 DN50 Full bore t

24、ype10主汽集箱安全閥理論排放量Theoretic capacity of Safety valve of terminal headerE22304.6kg/h11安全閥總排放量Total theoretic capacity of safety valvesEE1+E237076.9kg/h1.1.2.2 熱水器安全閥Safety valves of the Waterheater序號NO.項 目Title符號Symbol數據DATA數值Value單位Unit1鍋爐額定熱功率Rated output capacityQ給定Set8.82MW2鍋爐工作壓力working pressureP

25、給定Set2.8Mpa3安全閥高開啟壓力High setting pressureP21.14P3.19Mpa4安全閥低開啟壓力Low setting pressureP11.12P3.14Mpa5安全閥數量Quantity of safety valven2個6安全閥型號Safety valve type全啟式A48Y-40 PN4.0 DN80 Full bore type1.1.3 設計要點Major characteristics of the design鍋爐立式布置，自然循環。給水33.1t/h（水溫100）引入熱水器，水在熱水器中被加熱到185后從出口集箱引出至給水操作臺。由給水

26、操作臺分配10.5t/h熱水（水溫180）引入蒸汽段鍋筒，然后自鍋筒引出，經下降管后流入蒸發器，在這里被加熱后的汽水混合物再引回鍋筒，而后從鍋筒引出飽和蒸汽進入過熱器，在過熱器中被加熱后生成額定壓力的過熱蒸汽。鍋爐的熱源來自水泥窯窯頭熟料冷卻機排出的廢氣，其廢氣溫度較低（380），粉塵含量一般（20g/Nm3），運行中受熱面的磨損較嚴重。鍋爐過熱器、蒸發器、熱水器換熱管采用環向繞翅管，能在較大程度上減輕磨損，延長檢修周期。受熱面全部采用錯列布置形式。1.1.4 結構簡介Brief description of the boiler construction1.1.4.1 鍋筒內徑為1500，材

27、料SA-516 Gr.70。主要鍋內設備有：一級分離器、二級分離器、給水裝置等。進入鍋筒的汽水混合物，先經一級分離器進行一次分離，再經二級波形板分離器和勻汽孔板進行二次分離后引出。此外，鍋筒上還設置了加藥管和排污管等。1.1.4.2 過熱器由進口集箱、出口集箱和管束組成。集箱由219.1×12.7的鋼管制成，材料為SA-106 Gr.B；管束由38×3.5的管子(材料為SA-210 Gr.A-1)加焊環向繞翅片制成。繞翅片規格：螺距6.35mm；高度21mm；厚度1.2mm。1.1.4.3 蒸發器由進口集箱、出口集箱和管束組成。集箱由219.1×12.7的鋼管制成

28、，材料為SA-106 Gr.B；管束由51×3的管子(材料為SA-210 Gr.A-1)加焊環向繞翅片制成。繞翅片規格：螺距6.35mm；高度24mm；厚度1.2mm。1.1.4.4 熱水器由進口集箱、出口集箱和管束組成。集箱由168.3×10.97的鋼管制成，材料為SA-106 Gr.B；管束由38×3.5的管子(材料為SA-210 Gr.A-1)加焊環向繞翅片制成。繞翅片規格：螺距6.35mm；高度21mm；厚度1.2mm。1.1.4.5 爐墻 The boiler walls鍋爐采用輕型護板爐墻，爐墻材料采用硅酸鋁耐火纖維板。1.1.5 鍋爐汽水質量標準 Q

29、uality standard of boiler water and steam1.1.5.1 正常運行時水、汽質量標準condition鍋爐給水feed water分析項目analyzing items硬度hardnessPH（25）溶解氧dissolved oxygen標準值 standard value0.0370.05單位unitmmol/Lmg/L爐水boiler water分析項目analyzing items磷酸根phosphate radicalPH（25）堿度alkalinity標準值standard value1030101214單位unitmg/Lmmol/L過熱蒸汽o

30、ver heat steam分析項目analyzing itemsSiO2Na+標準值standard value10015單位unitug/Lug/L凝結水condensing water分析項目analyzing items硬度 hardness溶解氧dissolved oxygen鐵iron標準值standard value0.01550150單位unitmmol/Lug/Lug/L1.1.5.2鍋爐啟動時水、汽質量標準(應在8小時內達到正常) 水樣water sample項目items標準值standard value單位items疏水drainage硬度hardness2.0umol

31、/L鐵iron50ug/L鍋爐啟動時給水feed water during boiler start-up硬度hardness10umol/L鐵iron150ug/L溶解氧dissolved oxygen50ug/L汽輪機沖轉前蒸汽steam before turbine impulse start電導率electric conductivity3.0us/cmSiO280ug/LNa+50ug/L啟動時凝結水condensing water during start-up硬度hardness10umol/L鐵iron80ug/L銅copper30ug/L1.2 SP 爐概況 SP余熱鍋爐是應

32、用于水泥窯余熱發電系統中回收水泥窯廢氣余熱的關鍵設備，其安裝部位為：水泥窯窯尾預熱器廢氣出口至窯尾高溫風機入口的廢氣管道上，其簡稱“SP”余熱鍋爐。該鍋爐設計入口廢氣溫度（水泥窯窯尾預熱器出口廢氣溫度）344，廢氣流經鍋爐過熱器、蒸發器和省煤器后，溫度降至205.8，然后經水泥窯窯尾高溫風機送入水泥窯生料烘干系統及收塵系統。1.2.1 設計參數 Design parameters序號 NO.名稱 Name單位 Unit參數 Parameters1鍋爐入口煙氣量Inlet gas amountNm3/h1900002鍋爐入口煙氣溫度Inlet gas temperature3353鍋爐入口煙塵濃

33、度Inlet smoke dust densityg/ Nm3704鍋爐出口煙氣溫度Exhaust gas temperature2005鍋爐總漏風Total air leakage%26煙氣成分Composition of the exhaust gas含生料粉塵的熱煙氣7額定蒸發量Rated steam outputt/h15.58鍋爐最大設計蒸發量Max. designed steaming capacity大于等于15.59額定蒸汽壓力Rated steam pressureMPa1.3510最高允許工作壓力 Max. allowable working pressureMPa1.61

34、1額定蒸汽溫度Rated steam temperature31512給水溫度Feedwater temperature18013鍋爐水壓試驗壓力Hydrostatic test pressureMPa2.0614排污率Blowdown rate%31.2.2 安全閥排量參數Parameters For Safety Valves序號NO.項 目Title符號Symbol數據Data數值Value單位Unit1鍋筒工作壓力working pressure of drumP給定set1.65Mpa2鍋筒安全閥整定壓力High setting pressureP1P ×1.061.75M

35、pa3鍋筒選用安全閥個數Quantity of safety valven1個4鍋筒選用安全閥型號Safety valve type of drum全啟式A48Y-25 PN2.5 DN150 Full bore type5鍋筒安全閥理論排放量Theoretic capacity of Safety valveE134772.3kg/h6主汽集箱工作壓力working pressure of terminal headerP給定set1.5Mpa7主汽集箱選用安全閥個數Quantity of safety valve of terminal headern1個8主汽集箱安全閥整定壓力 Sett

36、ing pressure of safety valve of terminal headerP2P ×1.041.56Mpa9主汽集箱選用安全閥型號Safety valve type of terminal header全啟式A48Y-25 PN2.5 DN100 Full bore type10主汽集箱安全閥理論排放量Theoretic capacity of Safety valve of terminal headerE211601.0kg/h11安全閥總排放量Total theoretic capacity of safety valvesEE1+E246373.3kg/h

37、1.2.3 設計要點Major characteristics of the design鍋爐為立式自然循環余熱鍋爐。180給水通過省煤器后引入鍋筒，經下降管流入蒸發器，在這里被加熱后的汽水混合物再引回鍋筒，而后從鍋筒引出飽和蒸汽進入過熱器，在過熱器中被加熱后生成額定壓力的過熱蒸汽。本鍋爐的熱源來自水泥窯窯尾預熱器排出的廢氣，其廢氣溫度較低（335），粉塵含量較大（70g/Nm3），運行中受熱面的積灰較嚴重。為了防止積灰，鍋爐采用機械振打裝置予以清灰。1.2.4 結構簡介Brief description of the boiler construction1.2.4.1 鍋筒內徑為1500，

38、鍋筒總長大約4650，材料SA-516 Gr.70。主要鍋內設備有：一、二級汽水分離器、給水裝置等。進入鍋筒的汽水混合物，經一、二級汽水分離器分離后引出。此外，為了進一步提高汽水品質，鍋筒上還設置了加藥管和排污管等。1.2.4.2 過熱器進出口集箱規格為219.1，材料為SA-106 Gr.B。過熱器蛇形管束為光管結構，順列布置。管子規格38×4，材料為SA-210 Gr.A-1。1.2.4.3 蒸發器由進口集箱、出口集箱和蛇形管束組成。進出口集箱規格為219.1，材料為SA-106 Gr.B，蛇形管束為光管結構，順列布置。管子規格42×3.5，材料為SA-210 Gr.A

39、-1。蒸發器管束共6組，每組管束與進、出口集箱在現場焊接。1.2.4.4 吹灰及檢修Soot blowing and the maintenance在過熱器和蒸發器每組之間兩側布置了振打頭的機械振打清灰裝置，并設有人孔以便檢1.2.4.5 爐墻The boiler walls鍋爐采用輕型護板爐墻，爐墻材料為硅酸鋁耐火纖維板。The boiler is enclosed by the light-weighted boiler casing, made of alumino-silicate refractory fiber sheets.1.2.5 鍋爐汽水質量標準 Quality stand

40、ard of boiler water and steam鍋爐汽水質量標準同1.1.5。 1.3 鍋爐輔機設備1.3.1 AQC鍋爐AQC Boiler名稱Name項目Item單位Unit數據Data連續排污擴容器Continuous blowdown flash tank型號Type:LP-0.75工作壓力Working pressureMPa0.5工作溫度Working temperaturesaturation temperature有效容積Useful Volumem30.75加藥裝置磷酸鹽混合箱Dosing device Phosphate mixing tank容量Capacity

41、m31.0擺線針輪減速機功率Cycloidal pinwheel redactor PowerkW1.1減速機電壓Redactor VoltageV440 AC減速機防護等級Redactor Guard levelIP55加藥泵Dosing pump型號TypeJZ-80/2.5流量FlowL/h80揚程LiftMPa2.5電機功率Motor PowerkW1.5電機轉速Motor Speed of rotationr/min1450電壓VoltageV440 AC防護等級Guard levelIP55干擾式分離器Precipitation chamberInlet temperature35

42、5入口煙氣粉塵含量Inlet waste gas dust contentg/Nm336出口煙氣粉塵含量Outlet waste gas dust content:less than g/Nm315總漏風率Total leak-in ratio%less than0.5煙氣阻力Waste gas resistancePaless than 350絕熱率Insulation ratio%more than 98電動雙翻板閥(3臺)Motor-control double flap valve(3set)型號TypeCj942W-CII規格Specificationmm400×400容量

43、Capacitiym3/h29減速電機型號Gear motor TypeBWY22-87減速電機功率PowerkW2電壓VoltageV440 AC防護等級Guard levelIP651#FU鏈式輸送機1#FU chain conveyer型號TypeFU270輸送距離Conveying distancemm29550材料Material熟料粉塵Clinker powder材料溫度Material temperature250輸送量Conveying capacitym3/h40鏈條速度Speed of chainm/min13.5電機型號Motor TypeXWD7.5-8-59電機功率M

44、otor PowerkW7.5電壓VoltageV440 AC防護等級Guard levelIP542#FU鏈式輸送機2#FU chain conveyer型號TypeFU270輸送距離Conveying distancemm15850材料Material熟料粉塵Clinker powder材料溫度Material temperature250輸送量Conveying capacitym3/h40鏈條速度Speed of chainm/min13.5電機型號Motor TypeXWD4-6-59電機功率Motor PowerkW4電壓VoltageV440 AC防護等級Guard levelI

45、P541.3.2 SP鍋爐SP Boiler名稱Name項目Item單位Unit數據Data振打裝置Vibrator振打裝置電機功率Vibrator motor PowerkW1.1防護等級Guard levelIP54數量Quantityset8連續排污擴容器Continuous blowdown flash tank型號Type:LP-0.75工作壓力Working pressureMPa0.5工作溫度Working temperaturesaturation temperature有效容積Useful Volumem30.75加藥裝置磷酸鹽混合箱Dosing device Phospha

46、te mixing tank容量Capacitym31.0擺線針輪減速機功率Cycloidal pinwheel redactor PowerkW1.1減速機電壓Redactor VoltageV440 AC減速機防護等級Redactor Guard levelIP55加藥泵Dosing pump型號TypeJZ-80/2.5流量FlowL/h80揚程LiftMPa2.5電機功率Motor PowerkW1.5電機轉速Motor Speed of rotationr/min1450電壓VoltageV440 AC防護等級Guard levelIP55電動雙翻板閥Motor-control do

47、uble flap valve型號TypeCj942W-CII規格Specificationmm400×400容量Capacitiym3/h25減速電機型號Gear motor TypeBWY22-87減速電機功率PowerkW2電壓VoltageV440 AC防護等級Guard levelIP65FU鏈式輸送機FU chain conveyer型號TypeFU270輸送距離Conveying distancemm10940材料Material生料粉塵Raw material材料溫度Material temperature250輸送量Conveying capacitym3/h40鏈

48、條速度Speed of chainm/min13.5電機型號Motor TypeXWD4-6-59電機功率Motor PowerkW4電壓VoltageV440 AC防護等級Guard levelIP551.4 鍋爐控制參數及報警值(AQC和SP鍋爐) 序號SN項目Content條件Condition聯鎖(保護)Interlock (Protection)單位Unit定值Rated Value1飽和蒸汽和過熱蒸汽溫度高Higher temperature of saturated/superheat steam360顯示器數字變紅Digit on the screen will turn ou

49、t to be red2飽和蒸汽和過熱蒸汽溫度低Lower temperature of saturated/superheat steam280顯示器數字變紅Digit on the screen will turn out to be red3飽和蒸汽和過熱蒸汽壓力高Higher pressure of saturated/superheat steamMPa1.6顯示器數字變紅Digit on the screen will turn out to be red4飽和蒸汽和過熱蒸汽壓力低Lower pressure of saturated/superheat steamMPa0.85顯

50、示器數字變紅Digit on the screen will turn out to be red5汽包水位高Higher level of steam drummm75音響報警和顯示器數字變紅Audible alarm, and digit on the screen will turn out to be red6汽包水位低Lower level of steam drummm-75音響報警和顯示器數字變紅Audible alarm, and digit on the screen will turn out to be red2 檢修后鍋爐機組的檢查鍋爐機組檢修后，鍋爐運行人員應按照本規

51、程對設備進行重點檢查。檢查鍋爐本體及煙道，明確下列各項：2.1 爐墻完整、嚴密、無嚴重損壞現象。2.2 對流管束及煙道內清潔無雜物。2.3 各人孔門應完整無損、開閉靈活、嚴密無漏。2.4 各測量儀表和控制裝置的位置正確、完整無損壞、暢通。2.5 汽包水位計完整無損壞，指示準確，汽、水等放水閥開關靈活。2.6 汽水系統、排污系統、冷卻水系統的閥門靈活好用，各部完整，開關指示正確。2.7 擋板完整嚴密、傳動裝置完好、開關靈活、位置指示正確。2.8 無積灰及雜物，腳手架已拆除。2.9 鍋爐內部檢查完畢后，確認內部無人工作時，關閉各人孔、檢查孔。2.10 檢查傳動裝置，明確下列各項：2.10.1 各風

52、門閘板開關靈活、方向正確、傳動裝置牢固可靠。2.10.2 各傳動、減速機構，裝置完整，并有適量的潤滑油。2.11 檢查轉動機械應符合下列要求：2.11.1 各轉機周圍清潔、無障礙物。2.11.2 所有安全遮攔及保護罩完整牢固、靠背輪聯接完好、傳動皮帶完整齊全、緊度適當、地腳螺絲不松動，電機接地線良好。2.12 DCS控制系統經試驗工作正常，所有測點指示正確完整。2.13 檢查汽水管道應符合下列要求。2.13 .1 支吊架完好、管道能自由膨脹。2.13 .2 保溫完整、表面光潔。2.13 .3 管道上有明顯表示介質流動方向的箭頭。2.13 .4 與系統隔絕用的堵板拆除。2.13 .5 檢查各閥門、風門、應符合要求。2.13 .6 管道連接完好、法蘭螺絲已堅固。2.13 .7 手輪完整、固定牢靠、門桿清潔、無彎曲及銹蝕現象、開關靈活。2.13 .8 閥門的填料應有適量的壓緊余隙、絲堵已擰緊，主要閥門的保溫良好。2.13 .9 傳動裝置的連桿、接頭完整、各部銷子連接牢靠固定，電控或油控裝置良好。2.14 具有沖洗時防止燙傷工作人員的防護罩。2.15 照明充足。2.16 檢查安全閥應符合下列要求：2.16.1 排汽管與疏水管、完整、裝置牢固。2.16.2 彈簧完好、壓緊。2.17 檢查壓力表應符合下列要求：2.17.1 表盤清晰，鍋筒壓力表在工作