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1、机力通风冷却塔安装施工方案InstaIIationofMechanicaIDraughtCooIingTowerConstructionplan作业项目名称：机力通风冷却塔安装ProjectName:InstalIationofMechanicaIDraughtClingTower专业：Specialty:Hydraulic2020年04月07日April,07,2020施工方案审批表作业项目名称Projectname机力通风冷却塔安装InstallationofMechanicalDraughtClingTower编号Numbering编制preparedby签名：日期Signature:D
2、ate专业审核Professionalreview签名：日期Signature:Date项目审批工程engineering签名：日期Signakire:Date质量quality签名：日期Signature：Date总工ChiefEngineer签名：日期Signature：Date目录1编制依据CompilationBasis22工程概况及施工步骤21 .1工程概况ProjectOverview22 .2施工步骤33 施工方法及技术措施Constructionmethodsandtechnicalmeasures34 质量标准保证措施standardofqualityassurancemea
3、sures125 安全保护措施Safetyprotectionmeasures136 交工文件说明Dateoffiledescription141编制依据CompilationBasis1. 1QHO.J04.13-2010江苏海鸥公司企业标准1.1 QHO.J04.132010JiangSuseagullenterprisestandard,1.2GBT7190.2-2008大型玻璃纤维增强塑料冷却塔1.2GB/T7190.2-2008“Largeglassfiberreinforcedplasticcoolingtower,1.3GB50231-2009右IW设备安装工程施工及验收通用规范
4、1.3GB50231-2009Mechanicalequipmentinstallationengineeringcodeforconstructionandacceptance”1.4SH3505-1999石油化工施工安全技术规程1.4SH3505-1999Technicalcodeforconstructionsafetyinpetrochemical,1.5JGJ46-2005施工现场临时用电安全技术规范1. 5JGJ46-2005Safetyuseofelectricityonconstructionsitetechnicalspecification”1.6JGJ80-91施工高处作
5、业安全技术规范1. 6JGJ80-91Constructioncodeforsafetyofhighaltitudeoperation”2工程概况及施工步骤1.1 工程概况ProjectOverview工程名称：孟加拉国KHULNA330MW（200300MW）联合循环（双燃料）电站项目机力通风冷却塔安装工程；建设单位为BangladeshPowerDevelopmentBoard（BPDB）；电厂额定容量：单循环：233MW（燃气），220MW（燃油）；联合循环：357MW（燃气），336MW（燃油）。总承包方为江苏永鼎泰富工程有限公司，设计单位为浙江省电力设计院，中国能建工程有限公司负责承
6、建。Projectname:BangladeshKHULNA330MW（200-300MW）combinedcycle（dualfuel）powerplantmechanicaldraughtcoolingtowerinstallationproject;constructionunitisBangladeshPowerDevelopmentBoard(BPDB);ratedcapacityofthepowerplant:singlecycle:233MW(gas),220Mr(Fuel);combinedcycle:357M1V(gas),336W(fuel).Thegeneralcontr
7、actorisJiangsuYongdingTaifuEngineeringCo.,Ltd.,thedesignunitisZhejiangElectricPowerDesignInstitute,andChinaNengjianNortheastPowerEngineeringCo.,Ltd.isresponsiblefortheconstruction.1.2 JfcE步骤Constructionsteps1.2.1 主要安装部件、技术特性Themaininstallationcomponents,technicaldetails1.2.2 FRP框架结构FRPstructure1.2.3
8、 3面板、脚踏板casing&fandeck1.2.4 配水系统waterdistributionsystem1.2.5 淋水填料thefilling1.2.6 淋水喷头sprinklenozzle1.2.7 7收水器thedrifteliminator1.2.8 风筒fanstack2. 2.9风机、电机及传动系统gearbox,motor&driveshaft2.2. 10风叶fanblades2 .2.11避雷及地线系统lighteningprotectionsystem&groundconnection3 施工方法及技术措施Constructionmethodsandtechnical
9、measures3. 1施工顺序constructionsequence验收土建清理现场一结构安装一0己水系统安装一粘结填料检修走道安装顶层格栅及铺板安装一面板安装进风窗安装填料安装喷头安装一收水器安装风筒安装就位风机、叶片电机安装避雷及地系统安装。AcceptanceofcivilCleaningupthesceneStructureinstallationwaterdistributionsystem&BondedfillingInternalwalkwayinstallationTopgrilling&fandeckinstallationcasinginstallationandlou
10、versinstallationfillinginstallationsprinklenozzleinstallationThedrifteliminatorinstallationFanstacklifting&positiongearbox,fanbladesandmotorinstallationLighteningprotection&groundconnectionsysteminstallation3.1.1 具体施工工序见以下施工技术措施及技术交底。Constructionprocessdetailsisaccordingtothefollowingconstructiontec
11、hnicalmeasuresandtechnicalclarification.3.1.2 根据以上施工N页序进行技术交底，由项目执行经理组织项目主管、班组长及现场施工人员依据施工图纸，产品说明书及相关标准进行详细的技术交底。Technicalclarificationwasconductedbytheconstructionprocess.ProjectimplementationmanagerorganizeprojectSupervisor,teamleaderandsiteconstructionpersonnelwhoareaccordingtoconstructiondrawing
12、s,productspecificationandrelatedstandardsintechnicalclarification.3.1.3交底内容，结构安装一一配水系统安装粘结填料检修走道安装一顶层格栅及铺板安装面板安装进风窗安装一填料安装一喷头安装收水器安装一风筒安装就位一风机、电机安装避雷及地线系统安装。交底完成后参加交底人员需要在技术交底内容上签字确认,施工人员必须完全落实清楚后方可施工。Disclosurecontents:CleaningupthesceneStructureinstallationwaterdistributionsystem&BondedfillingInte
13、rnalwalkwayinstallationTopgrilling&fandeckinstallationcasinginstallationandlouversinstallationfillinginstallationsprinklenozzleinstallationThedrifteliminatorinstallationFanstacklifting&positionFanandmotorinstallationLighteningprotection&groundconnectionsysteminstallation.Workpersonnelneededconfirman
14、dsignonthetechnicalcontentaftertechnicalclarification.Constructionpersonnelmustbefullyimplementedclearlybeforeconstruction.3.2根据图纸要求复测土建位置是否正确，复测正确与土建单位进行硅结构交接。Accordingtothedrawingswecantakearepetitionmeasurementonthecivilposition.Ifthecivilpositionisright,itcantakeoverconstructionunitsforconcretes
15、tructure.3.3冷却塔设备进场，应堆放整齐，做好材料维护，填料、玻璃钢件、钢件分开堆放。严禁散乱堆放，交叉堆放，严禁堆放在消防通道上。Coolingtowerequipmentshouldstackneatly,goodmaterialmaintenanceandfilling,FRP,steelpartsseparatelystacking.Scatteredstacking,crossstacking,stackinginfirechannelisstrictlyprohibited.3.4按图纸要求安装冷却塔，螺栓连接的紧固点等连接件调整后进行最后紧固(若有力矩要求，应力矩扳手检
16、测螺栓紧固酸).Clingtowershouldbefixedaccordingtothedrawingrequirements.Blots&nutstighteningshouldbetightenedafterconnectingpointadjustment(Asrequirements,shouldusetorqueWrenChcheckthetorquevalueifnecessary).3.5施工过程要有施工记录，自检i腺和每日进度报告。Installationprocessshouldhaveinstallationrecord,thenself-inspectionrecord
17、&dailyreport.3.6结构的安装Structureinstallation3.6.1立柱安装前复测预埋件标高与位置是否符合立柱的安装要求，如发现不符合要求，则需要对其进行整改，符合要求后方可进行安装。Beforecolumninstallationweshouldtakearepetitionmeasurementandtellthepositioncanmeettheinstallationrequirementsornot.Ifitisfoundthatdonotconformtotherequirements,needstobecorrected,Itcanbefixedaft
18、ermeetingtheinstallationrequirements.3.6.2立柱的安装前分辨出立柱的左右件及立柱的型号。Beforecolumninstallationweshoulddistinguishtheleft,rightpartsandthemodel.3.6.3结构安装对照图纸的耍求进行连接。Diagonalsandgirtsshouldbefixedbydrawings,requirementsforconnection.3.6.4根据现场情况，判断结构安装后主配水管能否顺利吊装，若无法成功插入，在安装配水层上层结构之前，先安装主水管道。Checkisitpossibl
19、einstallingtheheaderpipesafterinstallationofthestructure.Lifting&positiontheheaderpipesbeforetheinstallationofthedistributionupperlevelstructure.3.6.5工作完成后，做到自检，专检合格。Afterthecompletionofthework,doself-checking,specialinspectionofqualified3.7填料架的安装Fillerframeinstallation3.7.1填料架安装前紧固所有立柱与填料架梁的连接螺丝.Be
20、forethefillingsupportinstallation,allcolumnsandgirtsunderthefillinglevelshouldbeconnectedandtightenedwell.3.7.2填料架安装的顺序是由下往上依次安装。Fillingframeinstallationisinsequencefrombottomtotop.3.7.3填料架安装完成后检查螺栓是否有遗漏，如发现现场补装。Checkingtheboltsaremissedornotafterfillframesfixed.Ifmissed,weshouldfigureitoutonsite.3.
21、7.4工作完成后，做到自检，专检合格。Afterthecompletionofthework,doself-checking,specialinspectionofqualified3.8填料的粘接Packingadhesive3.8.1填料粘接为两人一组，用一只专用连接盘。Agroupoftwopeopleuseaspecialconnectingplateadhesivepacking.38.2填料粘接前分好填料的A,B面，准备好应用的胶水，胶水保持在0.2-0.5Cnl合适填料的粘接需要。Beforeadhesivepacking,wecanclearoutthefacesofA,Ban
22、dbereadyforglue.Keepgluemaintainedat0.2-0.5Cmwhatissuitableforfillingbonding.38.3填料粘接应在平整的水泥地面上进行粘接，填料粘接前，组织人清扫填料粘接场地。Packingadhesiveshouldbebondedonflatcementwhichshouldbecleanedbeforebonding.3.8.4填料粘接的面积不小于整张填料片连接点的90%。Fillbondingareamustmorethanthe90%oftheentiresheetpackingconnectionpoint.3. 8.5填
23、料未完全固化情况下，禁止搬运，WoProhibitcarrying,collisioniffillingblocksisnotcompletelycured3.8. 6填料的粘接严禁在雨天，大风，下雪等恶劣不可控天气下进行。Packingadhesiveistotallyforbiddenintherain,wind,snowandotherinclementweather.3.9. 7工作完成后做到自检，转检合格。Afterthecompletionofthework,doself-checking,specialinspectionofquality3.9配水管的安装installatio
24、nofbranchpipes1 .9.1配水管分放好并运送至指定位置。Thedistributionpipesshouldbeclassifiedandsettothespecifiedlocation.3 .9.2做好安装前的准备工作。Goodpreparationbeforeinstallation3.10. 3吊装到指定位置后进行螺丝连接。Liftedtothespecifiedpositionandconnectwithscrews.3.9.4配水管安装依次进行，安装结束后做好自检工作。Headerpipesandbranchpipesaremountedinturnanddoself
25、-checkworkafterinstallation.3. 10配水管吊装JII页序：Distributionpipeliftingsequence3.10. 1吊装配水管，配水管两端挂系绳，由配水层从框架空隙中拉入。Liftingbranchpipe：waterdistributionpipeendswithhangerspullinfromthedistributionlevelspace.3.11. 2在填料梁上铺支承板，放下配水管。Thesupportplatefixedonthegirtsandputpipesdown.3.12. 3吊装配水管，试吊配水管与水平夹角为30o(小端向
26、上)配水管两端挂系绳，由顶部从收水器梁空隙中吊入。Liftingheaderpipes:theangletothehorizontalare300(smallendisup)andwaterdistributionpipeendswithhangers,putdownfromthedrifteliminatorgirtsspacetotheposition.3.13. 10.4工作完成后做到自检、专检合格。Afterthecompletionofthework,doself-checking,specialinspectionofqualified注意：若无法顺利吊入主管道，按6.4步骤安装。
27、Notice:Followthestepofthe6.4descriptionifit,snotpossibletoliftheaderpipesintothetower.3. 11面板的安装InStaIlationofcasing1. 11.1复测面板支撑件的位置，是否符合面板的安装。Inspectcasinganglesupports,position,whetherit,Ssuitableforthecasinginstallation2. 11.2安装面板前分放面板的型号，做好安装前准备工作。Casingmodelsshouldbeplacedinclassicalbeforeinst
28、allationandmakepreparationforthework.3. IL3组织人员熟悉面板的安装流程，准备好施工工具，做好人员防护，上岗前培训等有关事宜。Organizethestafftobefamiliarwiththecasinginstallationprocess,prepareconstructiontlsandpersonalprotection,trainingandsoon.4. U.4塔顶两人系两麻绳，下面两人分好面板型号，需现场钻孔，挂钩，提顶两人拉至指定位置,塔面作业平台两人进行固定。Twopeopleonthetoptietheropes.Twoclass
29、ifycasingmodelsandplaceittothedesignatedlocation(spotdrillingandhkbefore1ifting)5. U.5固定方式，根据图纸定，如有特殊情况可以根据现场需要进行固定。Fixedwayisaccordingtothedrawings.Iftherearespecialcircumstanceswecanaccordingtothesiteandfixit.6. IL6面板依次安装，包角处与面板的固定方式根据图纸定。Thecasingandthewrapangleshouldbeinstalledwiththeregularwaya
30、ccordingtothedrawings.7. 11.7面板的搭接处，采用不饱和树脂及玻璃钢化纤布，进行防水处理。Useresinandglassfiberclothforwaterprooftreatmentinthejointofcasing.311.8面板需要留一面待安装，以供填料进入塔内。填料安装完成后，完成最后一面的面板安装Leftonefaceoutofinstallationtotransferthefillingblockin.AfterInstallationoffiIling,finishtheleftparts.3.12检修走道及顶部平台踏板安装Internalwalk
31、wayandfandeckinstallation3. 12.1根据图纸，按要求安装检修走道，必要部分现场切割Accordingthedrawing,Installtheinternalwalkwayandcutitonsiteinneed.3.12. 2安装顶部踏板之前，首先完成踏板支撑的安装，搭建脚手架平台，根据图纸确定支撑的指定位置。Beforeinstallationofthefandeck,Installthesupportofthefandeckfirstwithscaffoldingplatform,checkthepositionaccordingthedrawing.3.13
32、. 3顶部踏板安装后，根据图纸，切割出风口。Afterinstallationofthefandeck,cuttheextrapartsintheairoutletpositionaccordingthedrawing.3. 13填料的安装Installationoffilling3.1.1 将粘接好的填料运到待装前的位置，准备好安装填料所需工具。Thebondedfillingblocksshouldbeloadedtothelocationwhereispreparedfor,fillinginstallationandpreparerequiredtls.3.14. 2通过运料口吊入塔内
33、或传递入塔内。利用塔内横梁搭设传递平台，用麻绳将下方的填料（专递到填料支承梁上。Thefeelingshouldbecraneintothetowerortransferintothetower.Girtsareusedtomakescaffoldplatforma.3.13.3按图纸要求，按规格、数量将填料JIl页序堆放在填料支承梁上。堆放时必须轻拿轻放，堆放排列整齐，间距均匀，紧松适宜，无透无缝隙。Accordingtotherequirements,specifications,quantityofthedrawings,thefillingsequentiallyarestackedo
34、nthefillsupport.Thestaffmustbehandledcarefully,stackedneatlyarranged,spacedevenlywithoutgap3.13.4安装第一层填料时在填料支承梁上铺设人行木板并固定。ThefirstlevelofInstallationmaterialinthepackingsupportgirtsshouldarrangethescaffoldingwork.3.13.5由运料通道处起逐步向其他区域铺设填料，并在已铺设好的填料上铺设人行木板。Thematerialconveyingchannelisgraduallytoother
35、regionallayingfilling,andmakescaffoldingplatformonthefillingblocks.3.13.6传递平台上人员系安全带，挂高处横梁上。Peopleonthetransferplatformshouldequipthesafetybeltandhanghighgirts.3.13.7收水器梁或填料支承梁上系安全生命索，供填料支承架上传递人员挂安全带。Thesupportsofthedrifteliminatorandfillingshouldbetiedthelifelineandpeopleonthefillingsupporthangit.3
36、.13.8安装好的填料故到自检、专检合格。Afterfillinginstallation,self-checkingandspecialinspectionofqualified.3.14配水管喷淋系统的安装DiStribUtiOnsysteminstallation3.14.1每台塔用配水管为碳钢或U-PVC或FRP材质。ThematerialofeachtowerwitheachbranchpipeiscarbonsteelorU-PVCorFRP.3.14.2从框架缝隙将每台塔配水及喷头等材料，堆放在铺好木板的填料上。Thematerialtransportedfromthegapof
37、thestructuresuchaseachtowerbranchpipesandnozzle,andstackthoseinplatformoffilling.3. 15喷淋系统的安装SPrinklersysteminstallation3.1. .1安装喷头联接件，保持水平后紧固。Installnozzleadaptorshouldtightenedandaclinc.3.15. 2在配水管所有开孔接口处都旋上喷头，并拧紧。Inthebranchpipeal1positionofopeninginterfaceshouldinstallandtightenthenozzles.3.16.
38、15.3确保长期使用不脱落，不移位，不倾斜，喷头垂直度偏差小于5度。Toensureitdoesnotfalloff,hasathelong-tenservicelife,doesnoshift,noslanted.NozzleVerticalitydeviationmustlessthan5degrees.3.17. 4安装喷头防松装置，用螺丝连接，紧固。Nozzleadaptorsconnectedbyboltsanddoublenutswithtightening3.18. 5做到自检、专检合格。Doself-checking,specialinspectionofqualified3.
39、 16收水器安装Thedrifteliminatorinstallation3.1.1 根据图纸数量要求，组装收水器块，注意收水筋必须方向一致。堆放时，需少于10块，防止挤压变形。Accord!ngthenumberrequirementofthedrifteliminatorpieces,pre-assembledrifteliminatorblocksandmakesurethebarontheeliminatorpiecesshouldbethesameside.Anditmustbelessthan10blocksduringstackingtokeepoffdamage.3.19.
40、2安放收水器时，需要注意收水筋必须朝下，在遇到立柱斜撑是，现场进行适当的切割。Duringinstallationofthedrifteliminator,keepthebaronthepiecesdornside.Cut&modificationshouldbedoneonsitewhenblockstouchthecolumn&diagonals3.17风机、电机及其支撑的安装Fan,motor&mechanicalsupportInstallation3.17.1设备安装前对减速机、风机、进行开箱检查，清点零配件、附件，核对出厂合格证、说明书等资料。Fanandreducershould
41、beinspected,sparepartsandaccessoriesshouldmakeaninventory,certificateandbrochuresshouldbecheckedbeforeequipmentinstallation.3.17.2检查减速机的基础尺寸，熟悉说明书等安装资料。Checkthebasissizeofreducerandbefamiliarwithmanualinstallationinformation.3.17.3减速机的支座是否平整。按设计图纸查对风机的规格、型式、叶轮的旋转方向，以及配用电机的转速和功率。Checkmechanicalsuppor
42、tisformedornot.Accordingtothedesigndrawingcheckfansize,type,thedirectionofrotationoftheimpeller,andmotorpowerandspeed.3.17.4把减速机、电机、用吊车吊装就位。Usingacranetoliftandemplacementofthereducerandmotor.3.17.5精细校正，做好自检、专检合格，并做好相应记录，交监理报验。Finecorrection,doself-check,specialinspectionofqualified,anddotherecord,t
43、henhandtosupervisor.317.6再次紧固设备的螺栓，并复查风机的水平度。Onceagaintightentheboltdeviceandreviewtheleveloffan.3.18风筒的安装Fanstackinstallation3.18.1核对风筒分块编号，按照编号在塔下完成风筒组装工作Checkthenumberofthefanstackblocks,Pre-assemblethestackaccordingtothenumberunderthetower.3.18.2采用专用风筒拼装架，拼装风筒人员系安全带。组织施工人员组装风筒，采用专用安装风筒脚手架，每块拼缝用螺
44、栓连接。Usingspecialfanstackassembledrack,equipthesafetybelt.Everyjointboltshouldbeconnectedandtightened.3.18.3吊装风筒Arrangethecranetoliftthefanstackontoinstallationlocation3.18.4校正风筒和叶片间隙，风筒壁和叶片外缘之间间隙应均匀。螺栓必须全部拧紧，无松动现象。Correctionoffanandbladeclearance,thegapbetweenthewallandthetipofthefanbladeshallbeunif
45、orm.Boltsmustbetightenedwithoutloose.3.18.5做好自检、专检合格。DOself-checking,specialinspectionofqualified.3.18.6再次紧固风筒连接螺丝、细致检查。Onceagaintightenconnectingscrewandinspectmeticulous.3.19风叶，传动轴安装及角度对中校准Fanblades,driveshaftinstallationandanglealignment3.19. 1按编号装叶片，调整叶片角度，紧固叶片，复核叶片角度。Accordingtothenumberofblade
46、s,weadjustthebladeangle,fastenblades,reviewedthebladeangle.1 .19.2通过调整设备调整座，使安装的设备达到设计要求，复调风机的水平、紧固风机及电机螺栓。Adjustingdevicetoadjustthebasesupportandmakethealignment,tighteningboltsoffanandmotor,sothattheinstallationofequipmenttomeetthedesignrequirements.2 .19.3校正风筒和叶片间隙，风筒壁和叶片外缘之间间隙应均匀。螺栓必须全部拧紧，无松动现象
47、。Correctionoffanandbladeclearance,thegapbetweenthewallandthetipofthefanbladeshallbeuniform.Boltsmustbetightenedwithoutloose.3 .19.4做好自检、专检合格。DOself-checking,specialinspectionofqualified.4 质量标准保证措施standardofqualityassurancemeasures4.1 认真组织学习施工规范、规程和质量标准，强化质量意识。Seriousorganizationallearningconstructionnorms,regulationsandqualitystandard,aggrandizementqualityawareness.4.2 搞好图纸会审，做好技术交底，技术员对施工人员要明确指导做到完工一致，合格一致。Dowellindrawingandtechnicaldisclosure.Technicianmakestheconstructionpersonnelcleartheguidingtocompletionandqualifiedagreement.4.3 现场玻璃钢件在运输过程中，禁止野蛮装卸，玻璃钢件不得与地面或其它物件击，如发现撞
