SR-TG-08油系统冲洗方案oilflushing-5-8

1×15MWSEMIRARACOALFIREDPOWERPLANTPROJECTINSTRUCTIONSFOROILFLUSHINGCBA0FIRSTISSUEREV.SIGNATUREDATEWRITTENDATECHECKEDDATEAPPROVEDDATEREVISIONNO.:0PAGE:1OF13TITLE:油系统冲洗方案/InstructionforOilFlushingFILENO.:SR-TG-08目录TableofContents1设备及概况EquipmentandOverview..............................................................12油循环前具备条件ConditionsProvidedbeforeOilCirculation.....................13油循环步骤OilCirculatingSteps....................................................................44油系统冲洗的清洁度评定EvaluationofCleanlinessofFlushedOilSystem85后续工作EvaluationofCleanlinessofFlushedOilSystem..........................96安全施工SafetyConstruction..........................................................................97临时系统材料表MaterialListofTemporarySystem..................................111X15MWSEMIRARACFBPOWERPLANTPROJECTINSTRUCTIONSFOROILFLUSHINGOWNER:CNEECFILENO.:SR-TG-8DOCUMENTNO.:SR-TG-8PAGE:1OF161设备及概况EquipmentandOverview菲律宾塞米拉拉项目1×15MW机组采用杭州汽轮机厂制造的NK40/56/25型汽轮机，南阳防爆集团股份有限公司生产的QFW-15-4型汽轮发电机，冲洗的范围包括：润滑油系统和部分控制油系统。THE1X15MWSEMIRARACFBPOWERPLANTPROJECTusesNK40/56/25steamturbinegeneratorsmanufacturedbyHANGZHOUSTEAMTURBINECO.,LTD,andQFW-15-4steamturbinegeneratorsmanufacturedbyNANYANGEXPLOSIONPROTECTIONGROUPCO.,LTD.ofwhichtheflushingscopeincludes:lubricatingoilsystemandpartofcontroloilsystem.2油循环前具备条件ConditionsProvidedbeforeOilCirculation1)所有碳钢材料的管道和管件，必须经过酸洗。辅助油箱打磨temperarytank20m31)Allcarbonsteelpipesandfittingsshouldbesubjectedtoacidpickling.2)所有不锈钢材料的管道和管件，油循环之前，必须经过严格吹扫（最好蒸汽吹扫），且吹扫后采取特殊措施，用干净的绸布对管道内部进行擦洗。完成后对内壁进行检查。必须没有灰尘，管壁清洁2)Allstainlesssteelpipesandfittingsmustbepurgedwithcompressedairpriortoinstallationandprotectedbytakingspecialmeasuresafterpurging,whiletheinsideofthemmustbecleanedbywipingwithcleanrag.3）主油箱的清扫：把油箱内部彻底清扫干净，先用白布，然后再用面团。在油箱底部和回油的处加装磁棒。3)Maintankcleaning:thetankmustbethoroughlycleanedinsidewithawhiteclothfirstandthendough.Thebarmagnetsmustbeinstalledatthetankbottomandthescavengefilterscreen.4）在汽机房安装二台LY-150压力式滤油机（含5000张滤油纸300mm×300mm），进口接主油箱疏油口一次门门前，出口接在主油箱人孔门上并联在主油箱上。1X15MWSEMIRARACFBPOWERPLANTPROJECTINSTRUCTIONSFOROILFLUSHINGOWNER:CNEECFILENO.:SR-TG-8DOCUMENTNO.:SR-TG-8PAGE:2OF164)ALY-150pressureoilfilter(containing5000filterpapers,300mmx300mm)istobeinstalledat0mintheturbinegeneratorroomwiththeinletconnectedtothemaintankinfrontoftheprimarydoorofoleophobicoutlet,andtheoutletconnectedtothemaintankmanholedoorandtothemaintankinparallel.5）汽轮机和发电机轴承：将所有支持轴承上半部均拆除，支撑轴承下半部不动，推力轴承的推力板拆除。5)Turbineandgeneratorbearings:removetheupperhalvesofallsupportbearingswiththeirlowerhalvesremainedinoriginalpositions,andremovethethrustplatesofthrustbearings.6）润滑油系统：将润滑油管道与轴承座脱开，将进回油管用临时短管连接起来,在主油泵吸入口和出口处加堵板。6)Lubricatingoilsystem:theoilpipesaredisconnectedfromthebearingseats,theinletandreturnoilpipesareconnectedtogetherwithatemporaryshorttube.Addblindplateonsuctioninletandoutletofmainoilpump.7）控制油系统：速关组件进回油管用临时管道连接起来。7)Controloilsystem:theinletandreturnpipesofquickclosingassemblyareconnectedtogetherwithatemporarytube.8）上油前的系统检查：油箱上油前必须会同热工共同检查，确认系统连接正确无误，各热工测点安装正确无遗漏，油箱油位指示器灵活，其指示与油箱中的实际油位应相符合，做好防尘、防溅、防漏措施。除必要的压力、温度监测点外，油系统其它仪表点应隔离。8)Systemcheckbeforeoilsupply:theoiltankmustbejointlycheckedwithaI&Cengineerbeforestartingoilsupplytoconfirmthatthesystemconnectioniscorrect,thethermalmeasurementpointsareinstalledcorrectlyandcompletely,andthetankoillevelindicatorissensitivewheretheindicationshouldbeconsistentwiththeactualoillevelinthetank;thesystemshouldbeprotectedbytakingpropermeasuresofdust,splashandleakageprevention.Inadditiontothenecessarypressureandtemperaturemonitoringpoints,theotherinstrument1X15MWSEMIRARACFBPOWERPLANTPROJECTINSTRUCTIONSFOROILFLUSHINGOWNER:CNEECFILENO.:SR-TG-8DOCUMENTNO.:SR-TG-8PAGE:3OF16pointsoftheoilsystemshouldbeisolated.9）各油泵的电动机及系统上的排烟风机经过空载试运行情况正常。9)Theoilpumpmotorsandtheexhaustfanonthesystemarecommissionedinnormaltestrun.10）确信事故排油系统连接正确，各放油门关闭严密并挂警告牌禁止操作。10)Makesurethattheemergencyoildrainsystemisproperlyconnected,thedrainersareclosedtightlyandthewarningsigns“OperationisProhibit”areattached.11）确信直流电源能满足直流泵连续运行。11)MakesurethattheDCpowersupplycanmeettheneedforcontinuousoperationofDCpump.12）落实油箱加热装置，保证在连续冲洗过程中能把油从常温多次加热至75℃。油加热时，油温不得高于80℃，以免油变质。12)Theoiltankheatingdeviceiswellinstalledtoensurethattheoilisrepeatedlyheatedto75°Cfromroomtemperatureduringcontinuousflushing.Theoiltemperatureshallnotbehigherthan80°Cwhenheatingoil,toavoidthedeteriorationofoil.13）冷油器放油口接临时管路，将油排至油箱，以免污积留在冷油器内。13)Theoildrainoftheoilcoolerisconnectedtoatemporarytubetodraintheoilintothetank;toavoidthedirtaccumulatesintheoilcooler.14）润滑油和调节油有各自的滤油器时，滤油器的滤芯拆出，在一个油冲洗循环周期后，再装入。14)Whenthereareoilfiltersforlubricatingoilandregulatingoil,respectively,theoilfilterelementmustberemovedandtheninstalledafteraperiodofoilflushingcycle.15）盘车油管路：采用液压直行程盘车机构的，盘车油泵的进油由临时管路接至回油。1X15MWSEMIRARACFBPOWERPLANTPROJECTINSTRUCTIONSFOROILFLUSHINGOWNER:CNEECFILENO.:SR-TG-8DOCUMENTNO.:SR-TG-8PAGE:4OF1615)Barringoilpipe:asthehydrauliclinear-motionbarringmechanismisused,theinletoilofthebarringpumpisconnectedtothereturnoilwithatemporarytube.16）电液转换器不参与油冲洗。装在速关组件上的电