-设备制造质量检验规程 Steam Turbines-.docx

"设备制造质量检验规程SteamTurbines"1、SGSRefNo.:19Rev.:0Page:lof8INSPECTIONGIDELINESSTEAMTURBINEDate:19/03/041NSPECTloNGUIDELINESSTEAMTURBINEOForApprovall9032022J.C.BrottonB.TremainB.TremainJune2022Rev.DescriptionDatePreparedCheckedApprovedDateSGSRefNo.:19Rev.:0Page:2of8INSPECTI0NGUIDELINESSTEAMTURBlNEDate:19/03/04CON2、TENTS1PURPOSE2SCOPE3PROCEDURE4DOCUMENTS5INSPECTIONPROCESS6SHIPPING7STEAMTURBINEDATAD0SSIER8INSPECTI0NCHECK1.ISTSGSRefNo.:19Rev.:0Page:3of8INSPECTI0NGUIDELINESSTEAMTURBlNEDate:19/03/041.0PURPOSEThisinstructioncoverstheinspection,testandverificationactivitiesrequiredtovalidatet3、hesupply,manufactureandtestofaSteamTurbineforgeneraluse.2.0SCOPEThisinstructioncoversallnecessarystagesintheproductionofaSteamTurbinefromtheexaminationofcertificationfromprocurementsourcestothefinalinspection,preservationandpackingtodespatchtosite.Althoughthe4>methodologyincompilingthisinstructionistosystematicallyprogressthroughIheconstructionofatypicalSteamTurbine.ExperiencedJnspectorsmayinterprettheintentoftheinstructiontoaccommodatelocalornovelpracticesortoutilisetheinstructionforaone-off,oralternativedesignoftur5、bine.Thedesignhavingbeenapprovedbytheclient.AnySuchvariationsshouldbenotedontheinspectorsreport.3.0PROCEDURES.1GENERALThisinstructiontogetherwiththeassociatedchecksheetmaybeusedonanycontractororder.ltisintendedtoactasaguidetotheinspectorinthecourseofthe6、inspectionprogramme.AnypartofthedocumentmaybeinvokedandthesectionstobeusedandthelevelofInspectionrequiredwillbeasspecifiedonthechecklist.AIItestsandinspectionswillbecarriedoutagainsttheapproveddrawings,purchaseorderspecifications,purchasersorcompanystandards7、,andwithinthepracticesandrulesofthecountr½stateorprovinceandanygovernmentdecrees,laws,ordinanceorregulationasmayapply.lfanyconflictorcontradictionsshouldbeapparentinanyoftheabovethenthemoreOnerousrequirementwillapplyunlessthepurchaserorclientdirectsOtherwis8、einwriting.3.2REFERENCEDOCUMENTSApplicablecodesandspecifications.Designcode(tobestatedoninspectionreport)PurchaseorderspecificationPurchasersstandardsApproveddrawingsSGScompanyStandardsAppIicabIecodesandstandards(sampleonly)API616,612JISB81024.0DOCUMENTSTOBERECEIVED9、/AVAILABLEATINSPECTIONPurchaseOrderorContractinspectionandTestPIanDatasheetSub-assemblyClrawingsMateriaItestCertificatesSGSRefNo.:19Rev.:0Page:4of8INSPECTIONGIDELINESSTEAMTURBINEDate:190304WeldproceduresandProcedureQualificationRecordsListofqualifiedweldersorweldingope10、ratorsWeldersqualificationsNDEprocedures,(appropriatetomaterialofconstruction)ListofqualifiedNDEoperators/inspectorsNDE/inspectorsqualificationsHydrostatictestingprocedurepreparationandpaintingprocedurePreservationzpackingandshippingproceduresupplylist(packinglist)5.0INSPECTION11、PR0CESS5.1MATERIAL5.1.1REVIEWOFCERTlFICATIONOnginaIorauthenticatedcopiesofcertificatesshouldbeavailableatthemanufacturerspremises.Theseshouldbeexaminedforcompliancewithspecificationsandwhereappropriate,drawings:Thereviewwillincludecheckson>ManufacturersnameandIoc12、 ationCertificateNoMaterialSpecificationHeatorcastNoMakersNoorPlateNoChemicalcompositionMechanicalpropertiesHeattreatedconditionNDEappliedandresultsSurfacefinish5.1.2VISUALANDDIMENSIONALVERIFICATIONMateriaIidentificationoncertificatesagainstproductmarkings.Material13、 suppliedagainstdrawing,materiallistandspecificationasappropriate.Visualanddimensionalcompliancewithspecification.5.1.3ADDITIONAL/SPECIALREQUIREMENTSMayapplyonspecialcomponents.Checktoensurespecificationcontractrequirementshavebeenmet.WitnessNDEexaminationsasnecessary.5.14、1.4REPORTINGReportingonthematerialchecksshouldinclude:ConformationofsatisfactorydocumentreviewRecordofendorsementofcertificationreviewed/witnessedRecordofallnon-conformitiesRecordofanytestswitnessedandtheresult5.2STEAMTURBINEMANUFACTURESGSRefNo.:19Rev.:0Page:5of815、INSPECTIONGuidelinessteamTURBINEDate:190304Afterclearanceoftheabovepointstothesatisfactionoftheinspector,thefabricatorwillproceedwiththemanufactureofthesubassembliesandcomponentsfortheSteamTurbine.5.2.!FABRICATIONINSPECTIONFollowingthecompletionofweldingandmachin16>ingoperationstheturbinepartswillbeInspectedasrequiredbythespecificationorcontract.TheinspectionwillconsistoVisualinspectionfordamageDimensionalchecktodrawingrequirementInspectionofpartsforcleanlinessVisualexaminationofweldedonconnectionsReviewofwelderqualifi17、cationsReviewofweldprocedurerecordConfirmationofsatisfactoryNDEProperdocumentationofthematerialsusedExamination/inspectionofintegralpartssuchasreductiongears5.2.2HYDROSTATICTESTSTheturbineandotherpressurecontainingpartswillbehydrostaticallytested.Themainitemsbeing18、:TurbinecasingSteamChestEmergencystopvalvesGovernorVaIvesTheinspectormustverifythatthecorrecttestpressurehasbeenappliedtotherelevantpartsdependingonspecificationrequirements.5.2.3ROTORBALANCETESTWhenrequiredtherotorshatassemblywiththenecessaryhalfkeyswillbesu19、bjectedtoaDynamicBalanceCheckThecheckmaybesubjecttowitnessorreviewasdefinedonthespecification.5.2.4OVERSPEEDTESTTherotorshaftassemblywillbesubmittedtoanoverspeedtest,whenrequiredbytheContractthetestwillbewitnessedbytheinspectorandtheresultspassedtothecli20、ent.5.2.5CLEARANCECHECKSAftercompletionoffabricationtherequiredclearanceswillbecheckedinaccordancewiththespecificationrequirementinparticulartheareastobeexaminedare:RadialclearancebetweenrotorandcasingAxialclearancebetweentherotorbladesandstationarypoints5.2.6MEC21、HANICALRUNNINGTESTManyturbinesaresubjectedtoamechanicalrunningtest.WhererequiredbythecontractOrpurchaseorderthefollowingitemswillbeCheckediSteamcondition(temperature,flowrate)Lubricatingoilcondition(viscosit½temperature,flow)SGSRefNo.:19Rev.:0Page:6of8INSPECTI0NGUIDEL22、INESSTEAMTURBINEDate:19/03/04Coolingwatercondition(temperaturepressure,flow)CriticalspeedBearingtemperatureVibrationSynchronousSpeedzBIadepassingetcOperationofSentinelValveOperationoftripandthrottlevalveHandtripoperationGovernoroilconditiontemperature/pressureNoiselev23、el5.2.7GOVERNORTESTWhenrequiredbythecode,contractororderthegovernortestwillbewitnessed.lnparticularthefollowingcharacteristicsareconsideredtobeimportant:Operationofoverspeedtripemergencysystemusuallybyaconsecutive3timetestFluctuationoftheGovernoratratedspeedGo24、vernorrange5.2.8PERFORMANCETESTWhenaperformancetestiswitnessedthefollowingaspectsshouldbemonitored:SatisfactorycompletionofprevioustestsPowerOutputThermalEfficiency5.2.9FINALVISUALEXAMINATIONAftercompletionofalltestingavisualexaminationincludingapartialstripdownof25 、theunitisusuallyrequiredbytheSpecificationTheparticularareasofinterestareJournalbearingpodsThrustbearingpodsRotorshaftwiththrustcollarShaftsealringsRotorbladesToothcontactingeartrains5.3NAMEPLATEContentstobecheckedinaccordancewiththeapproveddrawingsandsp26 、ecificationsandstamped/markedinaccordancetoclientsrequirements.5.4PAINTINGCOATINGINSPECTIONSurfacepreparationforpaintingwillbecheckedforthefollowingattributesaccordingtothespecification:CleaningmethodBIastingzScrapingandwirebrushingPreparationGradeFreedomfromweldspatt27>er,blowholesandotherdefects.HumidityandsteeltemperaturestobecheckedpriortopaintingPaintmanufactures,typandcolourofpainttocheckedagainstClientsrequirementsDryfilmpaintthicknesstobecheckedaccordingtospecification.SGSRefNo.:19Rev.:0Page:7of8INSPECTIONGuidelinesste28、AMTURBINEDate:19/03/04Surfaceconditiontobefreefrompin-holes,runs,damageorotherdiscontinuity5.5SPAREPARTSzLOOSEITEMSANDACCESSORIESSpareparts,looseitemsandaccessorieswillbecheckedvisuallyandfordimensionsmateriaIs7Workmanshipandquantityaccordingtopurchaseorderspecifica29、tiontestmarksandtagswillbecheckedforcorrectidentification.5.6REP0RTANDRELEASE5.6.1REPORTINGAfinalreportsummarisingtheactivitiescarriedoutwillbeissuedinaccordancewiththecontractrequirementsandcirculatedwithinthetimelimitslaiddowninthecontract.Thereportwillbein30、aformatapprovedbytheclientandmustclearlyindicatethefinalacceptanceorrejectionofthesteamturbine.5.6.2RELEASENOTEWhererequiredbythecontractareleasedocumentwillbeissuedtothemanufacturerwhenthesteamturbinehasbeenfinallyaccepted.6.0SHIPPING6.1PREPARATIONANDpacking?31、hefollowingpointsmustbechecked:AIIexteriormachinedsurfacesmustbecoatedwithrustpreventativeAllinternalsurfaceswhicharesusceptibletocorrosionmustbecoatedwithrustpreventativeAllflangedopeningsshouldbefittedwithmetalprotectorsinaccordancewiththespecificationAllt32、hreadedconnectionsmustbeprovidedwithsteelplugsCheckmanualsandinstructionsareincludedasthespecificationrequirementsPackingstyleandsuitabilityforoverseasshipmentShippingmarksarecorrectPre-assembledsystemsaremarkedasrequiredbythespecification?.OSTEAMTURBINESDATAD33、OSSIERThefollowingfinaldocumentswillbereviewedandendorsedasnecessary.ManufacturersdatareportsMaterialCertificationDimensionaIrecordNDEreportsHydrostatictestreportsRotorbalancereportclearancecheckreportRun-testreportsPerformancetestFinalinspectionreportMarkingsPackingIistSparepartsSGSRefNo.:19Rev.:0Page:8of8INSPECTI0NGIDELINESSTEAMTURBINEDate:19/03/048.0INSPECTION