上海赛科90万吨乙烯装置压缩机组工程施工设计方案

Word格式目录Content工程概况Generalofproject...............................................................................1编制依据32.12.2

编制说明Instructions.............................................................................3执行规范和标准Standardsand43

施工组织Construction63.13.23.33.43.5

主要工程实物量Mainconstructionitems................................................7施工安排Constructionarrangement.......................................................8施工机具准备Constructionmachineryandapparatuspreparation...........8施工人员安排Personnelarrangement.....................................................9施工进度计划Constructionprogressschedule.........................................94

质量控制计划Qualitycontrolplan...................................................................104.14.24.3

质量方针与质量目标.............................................................................质量目标：10质量保证体系Qualityassurance105

压缩机组施工技术措施Compressorsconstructiontechnicalmeasures.................115.15.25.35.45.55.65.7

施工总体要求：constructionexecutionrequirements.................11设备开箱检查：inspectionofequipment......................................14基础验收及处理：treatmentand15机组就位、找平找正Locatelevelandalignassemblingunits...................机组就位、找平找正Locate,levelandalignassemblingunits.................20二次灌浆Secondarygrouting...............................................................23系统管线安装的技术要求Technicalrequirementsforsystempiping完美整理Word格式265.85.95.10

烯压缩机组Ethylenecompressor29烯压缩机组Propylenerefrigerationcompressorunits.........................37甲烷制冷压缩机组Methanerefrigerationcompressorunits....................456

HSE控制计划HSEcontrolplan....................................................................506.16.2

“六个零”目标：HSE“SixZero”targets.....................................50施工现场的安全控制Safetycontrolonconstruction507

附录Appendix................................................................................................537.1

乙烯段压机装程设备览表Equipmentlistofethylenecompressorsinstallationwork..........................................................................537.27.37.47.5

施工机具及消耗材料Constructionmachineryandconsumablematerials54压缩机冷态找正曲线图Curveofcoldstatealignmentofcompressors....57工作危险性分析JHA)表HazardAssessmentWorksheet.........................51乙烯二段压缩机安装程进度计划Constructionscheduleplanofethylenecompressorsinstallationwork............................................................541程概况Generalofproject上海赛科90万吨/年乙烯工程是中国石化股份公司、上海石化股份公司和英国BP公司合资的大型石化项目，位于上海市金山区漕泾上海化学工业园区内。乙烯裂解装置为该工程的龙头项目，计划于2002年年底开始土建施工、2003年4月15日开始安装施工、年12月28日机械完工、2005年月投料开车、同年五月开始商业运行。完美整理Word格式ShanghaiSECCO900kt/yEthyleneProject,locatedinShanghaiChemicalIndustrialPark,isfinancedandexecutedbythejointventureofSINOPECCo.Ltd,ShanghaiPetroleum&ChemicalCo,LtdandBPCompany.Ethyleneheatersinstallationisthemostimportantpartofthisproject.Itisproposedtocommencecivilconstructionattheendof2002;commenceinstallationconstructiononApril15

th,2003,completemachineryconstructiononDecember28

th,2004;commissioninginMarch,2005andstartthecommercialoperationinthesameyear.90万吨/年乙烯裂解装置由ABBLUMMUS/SEI联合进行EP总承包，其工程管理由赛科石油化工有限责任公司的一体化项目部IPMT）负责，齐鲁石化工程建设公司作为CM公司代业主进行施工管理。ThejointventureofABB&LUMMUS/SEIcontractedtheengineeringandprocurementworkof900kt/yethylenecomplexproject.TheIPMTofSECCOPetroleum&ChemicalCo,Ltd.isresponsiblefortheprojectmanagement.TheQILUPetroleum&ChemicalEngineeringConstructionCompanyistheConstructionManagementCompany.上海赛科90万吨/年乙烯工程中冷区热区烃转换区及裂解炉区的1#3#、解炉由中国石化集团宁波工程有限公司第三建设公)承建。在所承担的施工区域中共有3台压缩机组，分别是乙烯压缩机组、丙烯压缩机组、甲烷制冷压缩机组TheThirdConstructionCompanyofSINOPECcontractedtheinstallationconstructionoffourheatersinheaterareaandtheinstallationworkinfirstcompressorarea(EthylenecompressorandPropylenecompressor),hotarea,cold完美整理Word格式areaandOlefinConversionUnit.Therearethreecompressorunitsincontractedconstructionarea.TheyareEthylenecompressorunit,PropylenecompressorunitandMethanecompressorunit.2编依据References2.1编说2.1.1

本施工方案根据压缩机与底座组装后，整体出厂到货状态、现场不进行解体的原则编制。Theproposalismadeoutbasedontheprincipalthatthecompressorsshallbeassembledwiththeirfoundations,whichwillbedeliveredtositeintegrallyandwillnotbedisassembled.2.1.2本方案仅涉及压缩机安装部分的施工内容，压缩机组的试车应另行编制，其它专业（吊装、运输、焊接等）应参见各相关专业的方案执行。Thisproposalismadeforcompressorunitsinstallationworkonly,thecompressorscommissioningproposalshallbemadeadditionally.Otherrelevantwork(lifting,transportation,welding)shallbeperformedinaccordancewiththecorrespondingprofessionalproposals.2.1.3若本施工方案与ABBLUMMUSSEI的设计文件设备的随机技术文件有关规定不相符时，应按设计文件、随机技术文件执行。IfthereisanyconflictbetweenthisproposalandthedesigndocumentsprovidedbyABBLUMMUSandSEI,therelevantrequirementsofattachedtechnicaldocumentswithequipment,thelattershallgovern.完美整理Word格式2.2执规和准Standards2.2.1ABB、SEI设计的施工图及其它设计技文件；ConstructiondrawingsofABB/SEIandotherrelevantdesignedtechnicaldocuments2.2.2三菱重工有限公司提供的压缩机现场安装手册及随机图纸；CompressorfieldinstallationmanualprovidedbySanLingHeavyIndustryCo.,Ltd.andattacheddrawingswithequipment2.2.3《机械设备安装工程施工及验收通用规范》GB50231-98；GeneralcodeofconstructionandacceptanceofmachineryequipmentinstallationGB50231-98；2.2.4《压缩机、空气、泵安装工程施工及验收规范》；Compressors,airandpumpsinstallationandacceptancespecificationsGB50274-982.2.5《压缩机、风机、泵安装工程施工及验收规范》；Compressors,fansandpumpsinstallationandacceptancespecificationsGB50275-982.2.6《乙烯装置离心压缩机机组施工技术规程》3519-2002TechnicalregulationsofethylenecomplexcentrifugalcompressorunitsconstructionSH/T3519-20022.2.7《石油化工装置设备基础工程施工及验收规范》SH3510-2000PetrochemicalequipmentfoundationconstructionandacceptancespecificationsSH3510-20002.2.8《石油化工设备安装工程质量检验评定标准》SH3514-2001QualityinspectionandassessmentstandardsforpetrochemicalequipmentinstallationworkSH3514-2001完美整理Word格式2.2.9《大型设备吊装工程施工工艺标准》HeavyequipmentliftingandconstructionprocessingstandardsSHJ515-902.2.10《石油化工施工安全技术规程》SH3505-1999PetrochemicalconstructionsafetytechnicalspecificationsSH3505-19992.2.11工程专题会议纪要、施工现场的条件；Specialworkmeetingminutesandtheconstructionfieldsituations2.2.12上海赛科IPTM动设备施工技术与施工质量管理工作细则PR-00-CIJ-MR-0001；SECCOIPTMPowerequipmentconstructiontechnologyandconstructionqualitymanagementregulationsPR-00-CIJ-MR-00012.2.13上海赛科IPTM工程质量管理程序PR-00-CIJ-QU-0001SECCOIPTMEngineeringqualitymanagementproceduresPR-00-CIJ-QU-00012.2.14上海赛科IPTM施工质量规则PR-00-CIJ-QU-0002SECCOIPTMConstructionqualityregulationsPR-00-CIJ-QU-00022.2.15上海赛科90万吨/年乙烯工程施工组织设计；SECCO900KT/YEthyleneComplexConstructionexecutionplan2.2.16机组安装和安装设计的推荐操作API686CompressorunitsinstallationandrecommendedoperationofinstallationdesignAPI6862.2.17上海赛科IPTM离心式压缩机SD-00-TSC-MR-0002SECCOIPTMcentrifugalcompressorsSD-00-TSC-MR-00022.2.18上海赛科IPTM蒸汽透平SD-00-TSC-MR-0003SECCOIPTMSteamturbinesSD-00-TSC-MR-0003完美整理Word格式2.2.19上海赛科IPTM螺杆式压缩机SD-00-TSC-MR-0013-A01SECCOIPTMScrewcompressorsSD-00-TSC-MR-0013-A012.2.20石油、化学品和燃气工业设施的离心压缩机API617Centrifugalcompressorsusedforpetroleum,chemicalproductsandcombustiongasindustryfacilitiesAPI6172.2.21石油、化学品和燃气工业设施的旋转式容积式压缩机API619Rotaryanddisplacementcompressorsusedforpetroleum,chemicalproductsandcombustiongasindustryfacilitiesAPI6193施组织Constructionorganization乙烯压缩机施工隶属于中石化第三建设公司上海赛科90万吨/年乙烯工程项目部。在本项目我公司严格按项目法施工有效的同赛科一体化项目组的项目管理相接口。选择具有丰富管理经验和在同类型装置工作经验的人员担任项目部及现场主要管理人员，项目管理与现场管理的实施能有效的同赛科IPMT的现场管理接口。材料运输现场情况将按项目程序—项目材料控制程序，充分利用固有仓储设施，尽量减少临时仓储建筑，合理地储备物资，减少材料交接界面、减少运输量，科学合理的进行施工平面布置。竣工验收将遵照中国政府的关于工程竣工验收的规范、标准及SECCO有关要求。EthylenecompressorunitsinstallationispartworkofethyleneprojectexecutedbySINOPECSNBC.Ourcompany,namelySNBC,willcarryoutworkstrictlyinaccordancewithprojectlawandmeetSECCOIPMTmanagementrequirements.Wehaveselectedexperiencedmanagementwhoonceworkedonthesimilarprojectstoserveinprojectdepartmentandonconstructionsite.TheexecutionofprojectmanagementandsitemanagementcaneffectivelyinterfaceSECCOIPMTmanagement.完美整理Word格式Thematerialsthathavebeendeliveredtositewillbemanagedstrictlyfollowingtheprojectcontrolprocedure---ProjectMaterialsControlProcedureandthefieldwarehouseswillbeefficientlyputinusesoastoreducetransportationcostandtemporaryfacilitiesbuildingcostandreservematerialsandarrangeconstructioninamorereasonableway.TheprojectcompletionacceptanceshallfollownationalgovernmentalcodesandstandardsofprojectcompletionacceptanceandtherelevantrequirementsofSECCO.3.1主工实量constructionitems上海赛科90万吨乙烯二标段主要有离心式压缩机组2台(乙烯压缩机组、丙烯压缩机组)由蒸汽轮机驱动，螺杆压缩机组1台(甲烷制冷压缩机组)由电动机—变速齿轮箱驱动。上海赛科90万吨乙烯压缩机安装工程中主要工作量包括压缩机组的附属设备)见附录ShanghaiSECCObox.Shanghaiofin完美整理Word格式3.2施安Construction3.2.1根据压缩机、设备的到货计划，总体施工安排是压缩机先吊装就位再进行压缩机厂房、平台及其劳动保护的安装。Accordingtothearrivalscheduleofcompressorsandequipment,thegeneralarrangementshallbetoliftcompressorsinpositionandthentoinstallcompressorplants,platformsandpersonnelprotection.3.2.2根据施工场地大小压缩机结构形式供货状态和我公司现有吊装机具的能力，拟采用一台500T和250T吊车实现的吊装工作Accordingtothesizeofconstructionsite,compressorstructures,supplystatusandtheliftingequipmentownedbyourcompany,ithasbeenproposedtocarryoutliftingworkbyone500Tcraneandone250Tcrane.3.3施机准Constructionandapparatuspreparation3.3.1根据总的进度计划和设备到货计划，编制施工机具使用计划，作为机具调谴的依据。Basedonthegeneralprogressplanandequipmentarrivalplan,constructionmachineryandapparatusemploymentplanshallbeworkedoutasthedispatchingreference.3.3.2中小型施工机具应在施工前7天内进场并严格按照施工平面规划布置大型施工机具应在施工前3日内进场，防止过多的占用施工场地。Middleandsmallsizemachineryandapparatusshallbedeliveredtositesevendaysaheadofconstruction,andtheyshallbearrangedstrictlyinaccordancewiththeconstructionlayoutplan.Largesizemachineryandapparatusshallbedeliveredto完美整理Word格式sitethreedaysaheadofconstructionsothattheyshallnotoccupytomuchconstructionspace.3.3.3施工用水、用电工作应在正式施工前完成。Constructionwaterandpowersupplyingworkshallbecompletedinadvancebeforeformalconstructionisstarted.3.4施人安Personnel3.4.1参加压缩机组安装工程的施工人员应有压缩机的施工经验并按专业配备工艺管线安装、电气安装、配管焊接、仪表及机械专业等施工力量和相应的管理人员。并根据工程进度合理的调配。Thepersonnelwhotakepartincompressorunitinstallationworkshallhavecompressorinstallationexperiences.Theprofessionalprocesspipesinstallation,electricinstallation,pipeswelding,instrumentsandmachineryconstructorsandthecorrespondingmanagingpersonnelshallbeemployed.Theyshallbereasonablyarrangedaccordingtoconstructionprogress.3.4.2施工人员施工前，针对本压缩机组的施工特点进行专业技能培训和技术、安全交底，使作业人员熟知施工技术要求，和HSE注意事项。Beforeconstructionisstarted,professionaltechnicalandskilltrainingandHSEorientationshallbeperformedaimingatcompressorconstructionrequirementssothateachpersonnelshallknowconstructiontechnicalrequirementsandHSEprecautionsverywell.3.5施进计Constructionprogressschedule施工进度计划根据公司劳动力和资源及SECCO对施工进度要求的计划进行编完美整理Word格式制，见附录。ConstructionprogressscheduleshallbeworkedoutbasedonlaborforceandresourcesownedbycompanyandtheconstructionprogressrequirementsofSECCO,seetheappendix.4质控制计划Qualitycontrolplan4.1质方与量标QualitypolicyQualitytargets:质量方针：诚信为本,客满意,精品工程与国际接轨。Qualitypolicy:Sincerelysatisfyclient,createelaborateworksandmeetinternationalstandardrequirements.质目1.1单位工程质量合格率100,优良率98%以上。Unitworkqualificationrateshallbe100%,excellencerateshallbeoverthan92%.1.2现场返工率≤5%。Re-workrateshallbe≤51.3确保工程优良，争创国家级优质工程ToassurethatworksshallbequalifiedandcompeteforNationalExcellentWork4.3质保体Qualityassurance按照中石化三公《质量保证手册2002-C版立本工程项目质量保证体系，确保各个质量管理要素的正常运行，使施工现场质量管理处于受控状态，实现从传统质量管理方法向现代化管理方法转移。SettheQualityGuaranteeSystemofthisprojectaccordingtoQualityGuaranteeManual(2002-CEdition)compiledbyourcompanytoguaranteethenormaloperationofeachmanagementfactorsothatthequalitymanagementofconstructionsiteshallbe完美整理Word格式undercontrolandtorealizethetransformationfromtraditionalqualitymanagementmethodtomodernizedmanagementmethod.5压机组施工技措施Compressorsmeasures5.1施总要：constructionexecutionrequirements5.1.1

质量要求：Qualityrequirements5.1.1.1严格执行三建公司质量方针，要求大型机组试车一次成功；Thecompanyqualitypolicyshallbestrictlycarriedout.Thecommissioningoflargemachineryunitsshallbesuccessfulinonetime.5.1.1.2与机械相关系统的静密封无泄露率为100%单机试车机械密封无泄露率达到90%以上。Themachineryrelevantsystemsshallbe100%leakageproof,singleunitshallbeoverthan90%leakageproof.5.1.1.3对各种检测、试验要一丝不苟，施工记录要准确、及时、齐全，严格执行自检、互检、专业检查等检查制度。Allinspectionsandtestingshallbeperformedoutcarefullyandprecisely.Constructionrecordsshallbeaccurate,completeandintime.Theself-inspection,mutualinspectionandprofessionalinspectionsystemsshallbestrictlycarriedout.5.1.2吊装要求：Liftingrequirements完美整理Word格式5.1.2.1机械设备的吊装与运输，应执行《化工工程建设起重施工规范》的有关规定。MachineryandequipmentliftingandtransportationshallfollowtherelevantregulationsofChemicalWorkConstructionLiftingSpecifications.5.1.2.2设备吊装和运输时，不得将钢丝绳、索具直接绑扎在机加工表面，绑扎部位应适当衬垫，或将索具用软材料包裹，不得使硬金属直接与设备表面相接触，以免损伤设备表面。Duringequipmentliftingandtransportation,steelwiresandslingsshallnotdirectlycontactwithmachinerysurfaces.Thecolligationpositionshallbeproperlypaddedortheslingsshallbeproperlypacked.Hardmetalshallnotdirectlycontactwithequipmentsurfacessoastoavoiddamagetosurfaces.5.1.2.3机械设备的吊装和运输应根据包装标记或设备重心确定受力点，作业过程中，应使机器及主要部件保持水平状态。Toliftandtransportmachineryandequipment,theliftingpointsshallbeascertainedaccordingtothemarkonpackagesorthecenterofgravityofequipment.Duringwork,machinery,equipmentandtheircomponentsshallbeheldhorizontal.5.1.2.4吊装转子时，应使用制造商提供的专用工具。对自制的吊装工具及索具，应进行200%的工作负荷试验，时间不得少于1小时。Whiletoliftrotor,specialliftingtoolsprovidedbymanufacturersshallbeapplied.Self-madeliftingtoolsandslingsshallbesubjectto200%ofworkingloadtestinganditshalllastatleastonehour.5.1.3文明施工及产品保护Civilizedconstructionandproductsprotection完美整理Word格式5.1.3.1现场施工时应实行科学管理，做到文明施工，遵守施工工艺纪律，杜绝野蛮作业，必须做到“三条线（设备工机具、零配件、材料摆放一条线天（润滑油、清洗过的零件、打开的封头管线管口不见天地（使用的工量具、拆下来的零件、污油脏物不落地不准（没有火票不准动火；不戴安全帽不准进入现场；不系安全带不准高空作业；没有检查过的起重设备不准起吊；危险区没有安全栏或无人监护不准作业五不乱用（不乱用大锤、管钳、扁铲；不乱拆、乱卸、乱拉、乱顶；不乱动其它设备；不乱打保温层不乱用其它设备的零件、附件做到当班施工当班清，工完料尽场地清；Constructionshallbemanagedinascientificway.Constructorsshallobeyconstructionprocessdisciplinesandavoidviolations.Theyshallmeetthefollowingregulations,suchas:“Three-put-in-lineregulation”

(equipmentandtools,partsandcomponents,materialsshallallbeputinlines),“Three-no-opining-to-air”(Lubeoil,washedparts,openedsealingpipeopeningshallnotbeopenedtoair.),“Three–no-falling-to-ground”(measuringinstruments,removedparts,oilanddirtsundriesshallnotfalltoground,“Five-no-permission”(Nofireusewithoutpermission;noentryinsitewithoutsafetyhelmet,noheightworkingwithoutharness,noliftingwithoutliftingcraneinspected,noworkinginriskyareawithoutsupervisionandprotection);

“Five-no–misbehavior”

(nomisuseofheavyhammer,wrench,shovel;nodisassembly,remove,draw,propup,moveequipment,strikeinsulationlayer,usecomponents,partsandaccessoriesofotherequipmentwithoutinstruction.Whendailyworkisfinished,thematerialsshallbeusedupandconstructionsiteshallbecleaned.Siteconstructionshallbe完美整理Word格式5.1.3.2机器就位的条件和时间：机器周围地下工程已结束，设备基础强度已达到70%以上，基础验收合格，周围环境适合解体作业。Conditionandtimetolocateunitsinposition:Undergroundworkaroundunitshavebeencompleted,andtheequipmentfoundationhardnesshasreachedto70%above.Foundationhasbeenacceptedandtheambienceissuitablefordisassemblywork.5.1.3.3对现场安装就位的机器搭设专门的防护棚，同时能保证正常施工。对机器拆卸下来的精密件要收入工具棚，并用软材料下铺上盖。Specialshelfshallbebuiltforfieldlocatedandinstalledequipment,meanwhileitshallnotdisturbthenormalconstructionwork.Theminutepartsremovedfromequipmentshallbekeptintoolboxesandtheyshallbepaddedandcoveredbysoftmaterials.5.2设开检：Visualof施工前须对设备进行开箱检查并填写开箱检验交接记录，开箱检查内容如下：Beforeconstruction,visualinspectionshallbecarriedoutandtheinspectionsshallincludethefollowingitems:5.2.1核对设备的规格、型号与设计选型是否一致，根据装箱清单清点零配件的数量等Checkequipmentspecifications,modelswithdesignrequirements,checkquantityofpartsaccordingtopackinglist;5.2.2检查到货设备、配件的外观质量情况，核实底座外型尺寸及螺栓孔尺寸。Checktheappearanceofthedeliveredequipmentandaccessories,checktheexternaldimensionsofbaseandthedimensionsofbolts完美整理Word格式5.2.3随机技术资料、专用工具及计量器具应清点造册善保管,证使用。对精密零配件、计量器具应存放在适宜库房内的货架上。Thetechnicaldocuments,specialtoolsandmeasuringinstrumentsshallbecheckedandputinrecordsandfiled.Theyshallbeproperlykept.Theminutepartsandcomponents,measuringinstrumentsshallbestackedoncorrespondingshelvesinwarehouses.5.2.4设备开箱检查后，对有缺陷、疑问的设备、部件或缺件情况清楚地描述记录，并形成各方签字确认的开箱检查记录。Aftervisualinspection,theinspectionrecordsshallbemadeconcerningtheequipmentandcomponentsthatarefoundbetodefectedordoubtedtohavedefectsandconcerningthemissedaccessories.Allrelevantpartiesforinspectionconfirmationshallsigntherecords.5.3基验及理：Foundationtreatmentandacceptance5.3.1基础使用前必须办理中间交接证书。基础移交时必须同时提供下列资料：施工质量合格证书及中心、标高、外形尺寸实测记录、基础的沉降观测点位置及沉降观测记录Foundationtakingovercertificateshallbetransactedbeforeitisusedandthefollowingdocumentsarerequiredforfoundationhandingover:ConstructionQualificationCertificateandFieldmeasuredcenter,elevation,externaldimensions,positionofsettlementplugsandsettlementrecords.5.3.2对基础进行外观检查满足下列要求：Foundationsshallmeetthefollowingrequirementsbyvisualinspection:完美整理Word格式5.3.2.1不得有裂纹、蜂窝、空洞、露筋等缺陷；Nodefectssuchascrack,honeyhole,airholeorexposedbaretc.5.3.2.2基础中心线、标高、沉降观测点(如设计有规定时)等标记齐全、清晰。Marksoffoundationcenterline,elevation,settlementplugs(ifrequiredbydesign)etc.shallbecompleteandclearlymade.5.3.2.3按土建基础图和技术文件,基础的外形尺寸标位置进行复测检查设计无特殊规定时,其允许偏差应符合下表的规定。Re-checktheexternaldimensionsandcoordinatepositionsoffoundationaccordingtocivilconstructiondrawingandtechnicaldocuments.Ifwithoutspecificationindesign,theallowabletolerancesshallbeinaccordancewiththespecificationsinthefollowingsheet.项次项目名称No.Item1坐标位置(纵横轴线)Coordinatelocation(horizontalandlongitudinalaxiallines)2不同平面的标高Elevationofvariousplanes3平面外形尺寸Planedimension凸台上平面外形尺寸Convexplanedimension凹穴尺寸Concaveplanedimension4平面水平度(包括地坪上需安装设备部分)Planelevelness(includingonfoundationwhereequipmentshallbeinstalled)每米Permeter全长Infulllength5垂直度Verticality每米Permeter全长Infulllength完美整理

允许偏差Allowabletolerance±－－+205105106

Word格式预埋地脚螺栓Embeddedanchorbolts(1)标高(顶端Elevation(top)(2)心距(在根部和顶部两处测量)Centerdistance(Itshallbemeasuredbothatbottomandtop)

+20±27

预留地脚螺栓孔Pre-setanchorbolthole(1)中心位置Positionofcenter(2)度Depth(3)壁垂直度Verticalityofholewall

+20108

预埋活动地脚螺栓锚板Embeddedmoveableanchorbolttieplate(1)标高Elevation(2)心位置Positionofcenter(3)平度(带槽的锚板)Levelness(Tieplatewithslot)(4)平度(带螺纹孔的锚板)Levelness(tieplatewithscrewthreads)

+20±5525.3.3机组安装前应对基础作如下处理：Foundationshallbetreatedasfollowingbeforecompressorsareinstalled.5.3.3.1铲除基础表面的浮浆层，需要二次灌浆的基础表面，应铲出麻面，麻点深度不应小于10mm密度以每平方分米内3～5点为宜，表面不得有疏松层或有油污；Removethefloatedslurryonfoundationsurface.Thesurfacesshallberoughedifsecondgroutingisrequiredandroughedpitholeshallbemorethan10mmdeep;thereareshallbe3~5pitholespersquaredecimeters.Surfacesshallbefreeoflooseandoilgrease.完美整理Word格式5.3.3.2放置垫铁处的基础表面应铲平，其水平度偏差不应大于0.5mm/m与垫铁应均匀接触，接触面积不应少于50%；Trimthefoundationsurfaceswheresizingblockswillbeplaced,thelevelnessdeviationshallnotoverthan0.5mm/m.Thesurfacesshallcontactwithsizingblocksevenlyandcontactingareashallnotlessthan50%.5.3.3.3若须预埋垫铁,将放垫铁处的基础面铲出凹坑，用高于基础标号的水泥砂浆埋设平垫铁。平垫铁上表面的水平度偏差不应大于0.5mm/m标高偏差不应大于2mm，砂浆层厚度不得小于40mm；Thefoundationsurfacesshallbetreatedwherethesizingblocksarerequired.Flatsizingblocksshallbeembeddedwherethemortargroutingishigherthanfoundation.Thetopsurfacelevelnessdeviationofflatsizingblocksshallnotoverthan0.5mm/m,elevationdeviationshallnotoverthan2mmandgroutingthicknessshallnotlessthan40mm.5.3.3.4锚板与基础表面应均匀接触,触面积不得少于50%；Tieplateshallcontactwithfoundationsurfacesevenlyandthecontactingareashallnotlessthan50%.5.3.3.5螺栓孔内的碎石、泥土、积水等必须清除干净。Thegravels,clay,seeperinboltholesshallbecleanedout.5.4机就、平正Locatelevelalignassemblingunits5.4.1机组就位前的准备Preparationforcompressorunitslocating完美整理Word格式5.4.1.1机组采用无垫铁安装，铲去底座调整顶丝对应位置的基础浮层，用高于基础强度的水泥砂浆埋设支承顶丝的平垫铁。其水平度偏差不应大于2mm/m，标高偏差不应大于2mm。Compressorunitsshallbeinstalledwithoutsizingblocks,Itisrequiredtoremoveofftheunstablelayeroffoundationinthecorrespondingpositiontoadjustforcingoffscrews.Thelevelnessdeviationshallnotoverthan2mm/mandelevationdeviationshallnotoverthan2mm.5.4.1.2地脚螺栓光杆部分、锚板应清除油垢刷防锈漆二遍，底座与混凝土接触的部位必须清除油垢、油漆、铸砂、铁锈等。Oildirtshallberemovedfromthesurfacesoftheslickbarofanchorboltsandtieplatesandtwolayersofanti-corrosionpaintingshallbeappliedon.Oilgrease,paintings,castingsandandrustsmustberemovedfromthebasesurfacescontactingwithconcrete.5.4.1.3将汽轮机凝汽器、排气短节、膨胀节预先吊装就位，与汽轮机连接的法兰口应加设盲板,免脏物掉入。由于设备采购到货原因，造成凝汽器、排气短节、膨胀节无法提前到货，压缩机厂房钢结构急于施工经协调先将汽轮机吊装就位。这样势必造成汽轮机下部凝汽器、排气短节、膨胀节吊装就位的难度增加。施工方法详见机组的就位找正。Liftthesteamcondenserofturbines,exhaustpupjointsandexpansionjointsinpositionbeforehand;Blindplatesshallbeaddedonflangesconnectedwithturbinestoavoiddirtingress.Ifsteamcondensers,exhaustputjointsandexpansionjointscannotbedeliveredintimeowingtoequipmentpurchaseanddeliveryreasons,consideringconstructionofsteelstructuresofcompressorplantisurgent,steamturbinesshallbe完美整理Word格式liftedinpositioninadvanceaftercoordination.Itwillcertainlyincreasethedifficultydegreetoinstallcondensers,exhaustputjointsandexpansionjointsundertheturbine.Theconstructionmethodsaredetainedinpartofcompressorlocationandalignmentsection.5.5机就、平正levelandalignassemblingunits5.5.1压缩机组吊装就位时，底座和基础接触的表面用丙酮清洗干净，必须保持清洁、干燥、无油脂。另外底板与和基础接触的表面必须涂一层环氧底漆。Compressorbasesurfacecontactingwithfoundationsurfaceshallbecleanedbyacetoneanditshallbeclean,dryandfreeofoilgreasepriortoliftingcompressorsinposition.Oneepoxyprimershallbeappliedoncontactingsurfacesofbaseplateandfoundation.5.5.2压缩机组(汽轮机或压缩机)整体吊装就位，进行找正找平时应适当紧固地脚螺栓（拧紧力矩以不使底座变形为限）可用百分表监视，用塞尺检查支腿、轴承座与底座的接触情况。Whiletolift,levelandaligncompressorunits(steamturbineorcompressor),theanchorboltsshallbeproperlyfastened(fasteningmomentshallbelimitedsothatthebaseshallnotbedeformed),itcanbewatchedbydialindicator.Thecontactingbetweensupportframe,bearingpedestalandbasecanbecheckedbyclearancegauge.5.5.3上海赛科90万吨乙烯装置中乙烯压缩机组、丙烯压缩机组、甲烷制冷压缩机组的找平找正基准、要求见下面具体压缩机所述。Levelingandaligningreferencesandrequirementsofethylenecompressorunits,propylenecompressorunitsandmethanerefrigerationcompressorunitsinShanghaiSECCO900KT/YEthyleneComplexareincludedinthefollowingdetaileddescription完美整理Word格式ofcompressorunits.5.5.4压缩机附属设备安装应符合静设备、机泵施工方案的规定，按其执行在此不再赘述。Theinstallationofcompressors’auxiliaryequipmentshallbeinaccordancewiththespecificationsofthestaticandpumpsconstructionproposalandhereisnotintenttogiveunnecessarydetails.5.5.5乙烯压缩机组、丙烯压缩机组的凝汽器、排气短节、膨胀节的安装，此部分吊装应编制具体施工方案。Adetailedliftingproposalshallbeworkedoutforinstallationofcondensers,exhaustjointsandexpansionjointsofethylenecompressorsandpropylenecompressors.5.5.5.1将凝汽器用钢排子滚杠法移装到汽轮机出口正下方，制作专用提升门架提升凝汽器拆除其下方的滚杠道木先将凝汽器安装就位到基础上进行初步找平找正。Istallcondensertorightundertheoutletofturbinesbysteelroller;Fabricatespecialliftinggantrycranetoliftcondenserandremoverollerrailsunderside;Installcondenserinfoundationandcarryoutprimarylevelingandaligning.5.5.5.2将排气短节、膨胀节移装到此两台机组基础地坪面中间的场地，利用基础下部预埋钢板加固并焊接吊耳，竖直排气短节并组装连接好膨胀节。排气短节与膨胀节的连接时，垫片涂704密封胶螺栓均匀上紧，确保此法兰连接的质量。Installexhaustjointsandexpansionjointsinthemiddleofthetwocompressorsfoundation;Toreinforcebyadvantageofpre-embeddedsteelplatesunderfoundationandtoweldliftinglugs;Correctexhaustjointsandassembleandconnectexpansionjoints.Whiletoconnectexhaustjointsandexpansionjoints,apply704sealingagenton完美整理Word格式gasketsandfastenboltsbyevenforce.Flangeconnectionqualityshallbeassured.5.5.5.3先将汽轮机整体用顶丝、千斤顶提高200mm用200工字钢临时支承，与底座接合面用破布进行保护。Liftintegrateturbineto200mmheightbyterminalstrandandjackandtemporarilysupportitby200I-shapedsteel.Surfacecontactingwithbottombaseshallbeprotectedwithrags.5.5.5.4在汽轮机排气侧上方制作安装专用起吊门吊，整体吊装排气短节与膨胀节的连接件，将排气短节与膨胀节的连接件临时放置在凝汽器上。Fabricatespecialgantrycraneontopofexhaustingsideofturbinestoliftconnectingpartsofexhaustjointsandexpansionjointsintegrallyandleavethemoncondensertemporarily.5.5.5.5拆除汽轮机临时支承，将机组标高下降到设计标高，进行初步找平找正后，连结汽轮机出口与膨胀节法兰，垫片涂704密封胶螺栓均匀上紧，确保此法兰连接的质量。Removethetemporarysupportofturbine,leveldowncompressorselevationstothedesignedelevations;afterlevelingandaligningequipmentprimarily,connectoutletsofturbinesandexpansionjointflanges;apply704sealingagentongasketsandfastenboltsbyevenforce.Flangeconnectionqualityshallbeassured.完美整理Word格式5.5.5.6乙烯压缩机组的排气短节与膨胀节的连接件，待机组初步找平找正后进行吊装就位。乙烯压缩机组的找平找正的轴中心线、标高应以丙烯压缩机组的汽轮机为基准确保乙烯压缩机组与丙烯压缩机组的排气短节的连接焊口的标高一致、间距符合水平连通管的尺寸要求。Theconnectionpartsofexhaustjointsandexpansionjointsofethylenecompressorsshallbeliftedinpositionaftercompressorsareprimarilyleveledandaligned.Theaxialcenterlinesandelevationsforlevelingandalignmentofethylenecompressorsshallrefertothepropylenecompressors.Makesuretheelevationsofconnectionweldsofethylenecompressorsandpropylenecompressorsareuniformandspacesshallbeinaccordancewithdimensionrequirementsofhorizontalcommunicatingtubes.5.6二灌grouting上海赛科90万吨乙烯压缩机采用环氧灰浆进行二次灌浆，灌浆单位应编制详细的灌浆方案。待机组找平找正检查合格后，先进行预埋套管内的灌浆。建议采用H-A10灌浆料，预留100深,用环氧灰浆进行二次灌浆时一同灌注。SecondarygroutingofepoxygroutswillbeperformedforShanghaiSECCO900kt/yethylenecompressorsinstallation,forwhichthedetailedgroutingproposalshallbemadeoutbycorrespon