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1、 2660 MW SUPER CRITICAL COAL FIRED THERMAL POWER PROJECTNCCPPL, NELLORE, ANDHRA PRADESH (INDIA)印度纳佳2660 MW 超临界燃煤热电项目Boiler Steam Blowing Commissioning Procedure锅炉蒸汽吹管调试措施NO.: CNTIC-TEPC-TS-JWZ009-2015 RAV:APROJECT: 2660 MW SUPER CRITICAL COAL FIRED THERMAL POWER PROJECT DOCUMENT TITLE: Boiler Steam
2、Blowing Commissioning ProcedureDOCUMENT NO.: CNTIC-TEPC-TS-JWZ009-2015 REV. NO. : A ENDORSEMENTSLiu YunqianREV. NO.DATEDESCRIPTIONPREP. BYSIGN.(INITIAL)REVW. BY SIGN.(INITIAL)APPD BY SIGN.(INITIAL)Indian NCC 2660MW Super-critical Coal-fired Power Plant目录Content1 工程概况 Project description11.1工程概况Proje
3、ct description11.2锅炉主要设计参数 Boiler design capacity and parameter11.3锅炉给水及蒸汽流程 Boiler feed-water and steam flow21.4蒸汽（水冲洗）吹扫范围the range of steam blowing(water flushing)22编制依据 Basis of Compilation33编制目的 purpose of compilation33组织与分工Organization division34调试前应具备的条件和准备工作Preparations and Conditions before
4、 commissioning54.1机务应具备的条件 the condition of mechanical54.2电气、热控应具备的条件the condition of electrical, C&I104.3土建应具备的条件 the required condition of civil engineering114.4 其它应具备的条件 the other required conditions124.5作业人员配置、资质The allocation, qualification of commissioning personnel124.6调试所需仪器和设备The equipments
5、 and instruments required125调试程序和方法commissioning Procedure and Method125.1吹管方法 steam blowing method125.2吹管系统流程 steam blowing system flow135.3吹管蒸汽参数及吹管系数计算Steam blowing coefficient and calculation of the coefficient155.4吹扫的临时设施 temporary facilities of steam blowing165.5吹管操作步骤 operation step for steam
6、 blowing196蒸汽吹管质量标准 the quality standard for steam blowing257安全注意事项 safety caution261 工程概况 Project description 1.1工程概况Project description印度纳佳2660MW电站项目工程所采用的锅炉设备是由哈尔滨锅炉厂有限公司制造的型号为HG2000/25.9-YM19超临界锅炉。该锅炉为变压运行、一次中间再热、单炉膛、平衡通风、固态排渣、全钢架悬吊结构、露天布置的型超临界锅炉，采用不带再循环泵的大气扩容式启动系统，采用四角切圆燃烧方式、低NOx燃烧器，32只燃烧器分8层布置
7、。采用中速磨直吹式制粉系统，配北京电力设备总厂制造的8台ZGM133N-II型中速磨煤机。在锅炉BMCR工况下，6台运行2台备用。The boiler for 2x660 MW super critical coal fired thermal power project, the type of boiler for NCC project is HG2000/25.9-YM19, made by Harbin Boiler Works, LTD. The boiler is type outdoor arrangement supercritical boiler with variabl
8、e pressure operation, single intermediate reheat, single furnace, balanced draft, dry ash removal and total steel frame suspending structure. It has atmospheric flash type startup system without re-circulating pump and adopts tangential firing, low NOx combustion burners, 32 burners are arranged in
9、8 layers. The boiler is equipped with 8 units ZGM133N-II medium speed mills direct-fired system of Beijing Power Equipment Group, under BMCR condition, 6 mills are in operation 2 mill is standby.锅炉以最大连续出力工况（BMCR）为设计参数。在任何6台磨煤机运行时，锅炉能长期带BMCR负荷运行。Boiler takes maximum continuous rating (BMCR) as design
10、 parameter. When any 6 mills are operating the boiler can operate with BMCR load for long time.机组设高、低压两级串连旁路系统，汽轮机旁路系统的容量暂按锅炉BMCR工况的60设置；高低压旁路包括蒸汽控制阀、减温水控制阀和关断阀以及控制装置。The unit has high pressure and low pressure two-stage series bypass system, and capacity of bypass system of the turbine will be set
11、temporarily based on 60% of BMCR working condition of boiler; High pressure and low pressure bypass system includes steam control valve, de-superheated water control valve, shut off valve and control devices.1.2锅炉主要设计参数 Boiler design capacity and parameter单位UnitBMCR工况BMCR LoadTMCR工况TMCR Load过热蒸汽：Sup
12、erheated steam过热蒸汽流量Superheated steam flowt/h20001884.33过热器出口蒸汽压力SH outlet steam pressureMPa.g25.925.76过热器出口蒸汽温度SH outlet steam temperature571571再热蒸汽：Reheat steam再热蒸汽流量Reheat steam flowt/h1651.611561.55再热蒸汽进口压力Reheat steam inlet pressureMPa.g4.9504.680再热蒸汽出口压力Reheat steam outlet pressureMPa.g4.7004.
13、444再热蒸汽进口温度Reheat steam inlet temperature325.8320.3再热蒸汽出口温度Reheat steam outlet temperature603603主给水压力Main feedwater pressureMPa.g29.529.5给水温度Feedwater temperature284.8280.91.3锅炉给水及蒸汽流程 Boiler feed-water and steam flow 给水及过热蒸汽系统：给水管路省煤器水冷壁入口集箱水冷壁中间混合集箱水冷壁出口集箱混合集箱汽水分离器，水至储水罐疏水扩容器凝汽器；蒸汽至顶棚管过热器后竖井/水平烟道包
14、墙低温过热器屏式过热器高温过热器。 Feed-water and superheat steam system: feed-water pipe economizer the inlet header of water-wall the middle mix header of water-wall the outlet header of water-wall mix header separator, the water to storage water tank drain flashing tank/condenser/; the steam to roof superheater b
15、ackpass/ horizontal flue gas duct steam cooled wall low temperature superheater platen superheater high temperature superheater.再热蒸汽系统：高压缸排汽竖井前烟道的低温再热器水平烟道内的高温再热器。Reheat steam system: exhaust of high pressure cylinder low temperature reheater in front flue gas duct of backpass high temperature rehea
16、ter in the horizontal flue gas duct.1.4蒸汽（水冲洗）吹扫范围the range of steam blowing(water flushing)1、锅炉过热器系统，主蒸汽管道； Boiler superheater system, main steam piping;2、锅炉再热器系统，冷段再热管道，热段再热管道；Boiler reheater system, cold reheat piping, hot reheat piping;3、机组高压旁路系统管道；The high pressure bypass piping of unit;4、锅炉吹灰器
17、主汽汽源管道；The sootblower steam source piping of main steam;5、锅炉主蒸汽减温水系统的水冲洗； The water flushing of boiler main steam desuperheater system;6、锅炉再热蒸汽事故喷水系统的冲洗； The water flushing of boiler reheat steam emergency desuperheater system2编制依据 Basis of Compilation 1）厂家资料及设计院图纸Manufacturers document, designing i
18、nstitute drawings2）调试大纲The Outline of Unit Commissioning3编制目的 purpose of compilationl 新安装机组，在锅炉过热器、再热器及其蒸汽系统等系统中，不可避免会有焊渣、锈垢和其它杂物。在锅炉正式向汽机送汽前，用蒸汽吹扫的方法将这些杂物清除，以确保机组的安全、经济运行。In the supereheater, reheater and the relative steam system of new erection boiler, there are unavoidable have some rusty, weldi
19、ng slag and other sundries. Before the boiler supply the steam to turbine, steam blowing will clean the sundries to ensure the safety and economical of unit running. l 检查锅炉首次点火前的各项试验工作。The work and test before first light up will be checked.l 首次进行锅炉点火工作，对锅炉进行热态的全面检查。Carry out the work of boiler firs
20、t light up, and take the full check of boiler at hot state.l 为了指导锅炉吹管工作的顺利进行，保证与锅炉吹管有关的系统及设备能够安全正常投入运行，制定本措施。In order to guide the boiler steam blowing work smoothly, guarantee systems and equipments related to the boiler steam blowing can normal running safety, the procedure are formulated.3组织与分工Or
21、ganization division施工单位：负责完成吹管所需要的临时系统的安装工作；在吹管过程中，负责完成系统范围内的设备的维护、消缺、检修工作；负责现场的消防和安全工作；负责系统临时挂牌工作；负责完成吹管临时测点的安装工作；负责靶板的安装更换等工作；负责做好运行设备与施工设备的安全隔离措施；负责靶板的准备工作；吹管结束后，负责完成临时系统的恢复工作；在吹管结束后参加签证验收工作。Erection unit: responsible for the installation of temporary system work necessary to complete the steam b
22、lowing. In the process of steam blowing, is responsible for complete the maintenance, and repair work of the equipments within the scope of the system; Responsible for the fire fighting and safety work of field; Responsible for system temporary nameplates; To complete the installation of the blowpip
23、e temporary measuring points is responsible for the work; Responsible for the installation of the target plate replacement work; Responsible for the operation of equipment and construction equipment safety isolation measures. The preparation of target plates; after the steam blowing, is responsible
24、for complete recovery of temporary system; at the end of the steam blowing for the acceptance protocol work.调试单位：在吹管过程中担任技术总负责，负责向所有参加吹管工作的人员进行安全和技术交底；全面检查机组所有系统的完整性和合理性、确认是否具备吹管条件；负责指导运行人员进行相关的操作及调整；负责吹管过程中的数据记录工作；负责对吹管系数进行核定并提出调整方案；填写吹管质量验评表并编写吹管总结报告；在吹管结束后参加签证验收工作。Commissioning unit: in the proce
25、ss of steam blowing technology chief is responsible, to all the participants in the steam blowing work personnel to be responsible for the safety and technical disclosure; Comprehensive review of all system integrity and rationality, confirm whether meet steam blowing conditions; To be responsible f
26、or guiding operation personnel related operations and adjust; Be responsible for the data records in the process of steam blowing; Be responsible for verification and put forward the adjustment scheme of steam blowing coefficient; Fill in the steam blowing acceptance protocol table and write steam b
27、lowing summary report; at the end of the steam blowing for the acceptance protocol work.运行单位：负责完成必要的生产准备工作，包括燃料、水、汽、气、电、药品等物资的供应、运行规程及系统图册的编写、运行人员上岗培训及相关设备的挂牌工作；在调试人员的指导下，负责吹管过程中设备的启停操作、水位及燃烧的调整、运行参数的监视和记录；提供电气、热工等设备的运行保护定值；负责设备和系统启动前的例行检查；负责吹管期间的汽水品质监督工作；在吹管结束后参加签证验收工作。Operation unit: Be responsibl
28、e for necessary production arrangement, such as compiling operating regulation and system diagram, induction training of operating staff and hanging tags for relevant equipment; provide electric, I&C alarm, adjustment calculation related to ESP system; take part in the commissioning and acceptance s
29、ignature after trial operation; be responsible for start and halt operation of equipment, operating adjustment, monitoring, recording and routinely checking operating equipment.调试指导单位：负责编写调试措施，负责调试过程中的指导及参加调试完成后的验收签证工作。Commissioning guide ：Be responsible for compiling commissioning measures, directi
30、ng in commissioning and acceptance signature work after commissioning.4调试前应具备的条件和准备工作Preparations and Conditions before commissioning4.1机务应具备的条件 the condition of mechanical4.1.1吹管的临时管道系统 temporary piping system for steam blowingl l临时管道安装完毕（包括疏水、保温等工作）。 Temporary pipeline installation has been finish
31、ed (including drain, insulation etc).l l临时控制门、旁路门、疏水门等安装调试完成。 Temporary control valves, the bypass valves and drain valves installation are complete.l l靶板架安装完毕并确保在热态下易于拆、装靶板器，靶板按要求备齐。 A target frame installation and ensure the easy disassembly and assembly for target plate under the hot state, the t
32、arget plates according to the requirements documented.l l为保证靶板处流场稳定，靶板器前应有 45 倍管径的直管段，靶板器后应有 23 倍管径的直管段。 In order to ensure the steady flow field, before target plate device should be 4 5 times the pipe diameter of straight pipe section, after target plate device should be 2 3 times the diameter of
33、straight pipe section.l l临时控制门的开/关试验、灯光讯号试验合格。Temporary control valves open/close test, the light signal test qualified.l l临时管道的反力支撑架、固定及滑动支吊架安装完毕，验收合格。 Temporary pipeline reaction support, fixed and sliding hanger installed, and finish the acceptance inspection.4.1.2 烟风系统 flue gas systeml l锅炉本体及烟风道
34、安装、保温工作结束。 Boiler body and air flue duct installation and insulation work finished.l l引、送、一次风机及密封风机分系统试运工作结束。 ID fan, FD fan and seal air fan subsystem commissioning finished.l l烟风系统各风门、档板的检查、调整工作结束，验收合格。 Dampers, baffles of air flue system the inspection and adjustment work finish, acceptance.l 二次风
35、量标定、一次风调平试验、入磨一次风标定、锅炉冷态动力场试验完成Secondary air flow calibration, Primary air balance test ，Air flow calibration at mill entrance， Cold state boiler air dynamic field test have been completed4.1.3 火焰检测系统 flame detection systeml l火检冷却风机单体试运完毕，验收合格。 The individual trail running of flame detect cooling ai
36、r fan finish and acceptance.l l工业电视系统调试完毕，能随时投入。 Industrial television system commissioning finished, can used at any time.l l炉烟温探针调试合格。 The flue gas temperature probe commissioning finished.4.1.4 电除尘系统 the ESP (electrostatic precipitator) systeml l电除尘器的安装、保温工作结束，验收合格。 The installation and insulatio
37、n work of ESP finished and qualified.l l电除尘器的升压、振打试验合格。 The voltage booster test and rapping test of ESP finish.l l电除尘器灰斗加热装置安装完毕，检查验收合格。 ESP ash hopper heating device installed, check the acceptance inspection.4.1.5燃油系统 fuel oil systeml l炉前燃油系统安装、保温工作结束。 The installation and insulation work of fuel
38、 oil system finish.l l炉前燃油系统水压试验结束，经水冲洗或蒸汽冲洗合格。 The hydraulic pressure test of fuel oil system has been finished, and the pipeline of system upon qualified water flushing or steam blowing.l l燃油系统蒸汽吹扫管道安装、吹扫完毕，各吹扫阀调试完毕。 Fuel oil system steam purging piping installation, blowing, the purge valves debu
39、gging are completed.l l燃油系统各电、气动阀门调试完毕，验收合格。 All the electric and pneumatic valve of fuel oil system commissioning completed and acceptance.l l燃油系统各有关联锁保护 ( MFT、OFT ) 模拟试验合格。 Fuel oil system related interlock protection (MFT, OFT) simulation test qualified.l l各油枪、高能点火器的进退试验结束。 The advance and retrac
40、t test of all the oil gun, high-energy ignition finish.l l各油枪火检静态调试完毕。The oil gun fire inspection static debugging finished.4.1.6锅炉本体部分 boiler body partsl l锅炉本体的安装、保温工作全部结束，验收合格。 All the installation and insulation work of boiler body finish, qualified.l l锅炉水压试验结束，验收合格。 The hydro pressure test of bo
41、iler finished and qualified.l l疏放水、放空气、储水罐水位调节阀管路系统安装、保温工作全部结束。各电动阀门调试完毕，验收合格。 Drain & vent system and water level control valve piping system installation and insulation work all over. The electric valves debugging finished and acceptance.l l水压试验后，过热器、再热器水压试验堵阀拆除，恢复正常。 After hydro pressure test, th
42、e block for hydraulic pressure test of superheater and reheater dismantled and recovered to normal.l l各汽水管道的弹簧支吊架完整，完好，销子拆除。 All the spring hangers of steam-water piping are complete, intact, pins removed.l l各汽水管道的电、气动门调试合格。 All electric, pneumatic valves of steam-water piping qualification adjustme
43、nt have been done.l l炉本体膨胀系统，经各方联合检查，确认无妨碍膨胀之处。各膨胀指示器完备，并调整到零位。 Boiler body expansion system, by the parties to the joint inspection, confirmed that no hinder expansion. The inflation indicator is complete, and adjusted to zero.l l炉本体各处梯子、平台、栏杆完整，照明充足，炉本体清理干净。 Boiler body everywhere complete ladder,
44、 platform, railings, lighting is adequate, clean up the furnace body.l l炉酸洗结束，系统恢复。 Boiler acid cleaning finished and the system recovered.l l贮水箱水位计安装完好，调试完毕，能随时投入。 Storage tank level installation intact, debugging finished, can be used at any time.l l炉水取样、加药、充氮系统安装完好。验收合格。 The sampling, dosing and
45、filling nitrogen system of boiler water installation intact and acceptance.l l除氧、给水、减温水、事故喷水系统安装完毕，水冲洗合格。各电、气动阀门调试完毕，经检查确认合格，可投入使用。 The system of deaerator, feed water, desuperheater water, emergency spray water installed, water flushing qualified. All electrical, pneumatic valves finish testing, co
46、nfirmed by the inspection qualified, can be put into use.l l电动给水泵具备投入条件。 MDBFP ready condition.l l炉本体各人孔门、检查孔门完备，并封闭。 Boiler body each manhole and inspection hole instant, and closed.4.1.7 吹灰器系统 soot blower systeml l炉本体、对流烟道及空气预热器的吹灰器及其管道安装、保温工作结束。验收合格（包括疏水管道、阀门） 。 The soot blower and pipeline installation and insulation work of boiler body, convective flue gas duct and air preheater finish. The acceptance inspection has been done (including drain pipes, valves).l l吹灰器汽源管道上的安全门、各电、气动门安装、调试完毕。 The safety valve, electric, pneumatic valve on steam source pipeline of