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1、CONSEILINTERNATIONALDESGRANDSRESEAUXELECTRIQUESINTERNATIONALCOUNCILONLARGEELECTRICSYSTEMSSTUDYCOMMITTEEA2TRANSFORMERSPresentationofCIGREactivitiesonPowerTransformersC.Rajotte(CA)ChairmanSCA2"Transformers"1TheTransformerCommittee(SCA2)Scope:Design,construction,manufactureandoperationfor
2、allkindsofpowertransformers,includingindustrial,DCconvertersandphase-shifttransformersandforalltypesofreactorsandtransformercomponents(bushing,tap-changer…)Inthepast(knownasSC12)activitieswerefocussedondesignproblemsrelatedtotherapidincreaseofratedvoltageandpowerToday,thetwoStrategicDi
3、rectionsforA2futureactivitiesare:•ServicestoCustomers(Reliability,Lifemanagement,Economics,Tutorials,...)•TechnologyIssues(Safety,NewtechnologiesandNewconcepts,Electricalenvironment,Pre-standardisationwork,...)Chairman:ClaudeRajotte(CA)Secretary:PatrickPicher(CA)2SCA2KeydomainsSpecific
4、ations,Maintenance,Transformerutilisationprocurement&diagnostics,economicsmonitoring,&repairDesign,Operation,manufacturingreliability,safetyTransformertechnologyLife&environment&testingcycle3PresentSCA2Activities•24regularmembers•19observermembers•9WG'sand3JWG's•272expertsfrom39countri
5、es•5AG’s4PresentSCA2WorkingGroupsWGA2-33-FireSafety(A.Petersen/AU)-Avoidanceoftankrupture-Precautiontofirevictim-PrecautionstofireoriginWGA2-36GuideforTransformerProcurement(T.Breckenbridge/UK)-Capabilityassessmentoftransformermanufacturers-Evaluationoftechnicalcompetenceandexperience-
6、ReviewandupdateoftheexistingCIGREA2documentsonprocurement5PresentSCA2WorkingGroupsWGA2-37TransformerReliabilitySurvey(S.Tenbohlen/DE)•Reviewallexistingnationalsurveysandstudydifferentpractices;identifybestpractices•Compileandpresenttheinformationavailableinthesenationalsurveyreports•Ma
7、kerecommendationstoimprovethesituationWGA2-38TransformerThermalModelling(J.Lapworth/UK)•Describethestateofthearttechniquesintransformerthermalmodellingtoevaluatewindinghottestspotaswellashotspotsonothermetallicparts•Examplesofapplicationofhottestspotdirectmeasurementandbestpractices•
