国外压水堆燃料组件的发展动向

:1999207213;:1999210229:(1957),,,,346Vol.34,No.6200011AtomicEnergyScienceandTechnologyNov.2000,,(,100822):,,()52000MWd/t4:;;;;:TL352:A:100026931(2000)06205572061,,,,(,)7020000MWd/t48000MWd/t,52000MWd/t,65000MWd/t[1],1994,33000MWd/t,,,,,::1);2);3);4);5)[2,3],,,,,PERFORMANCE+,HTP,ABB2CETURBOAFA23G(1)2©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[1,46]1Table1Thepropertiesofthenewlydevelopedcladdingmaterials/MWdt-1/%/%/%ZIRLO75000PERFORMACE+605020ELS2DUPLEX60000HTP57M565000AFA23G665060OPTIN1)60000TURBO40501010ALLOY2A75000TURBO804010:1)OPTINZr24331190,,,:,,,S[7],,AFA23G,,;,,;(1)ABB2CETURBO,5,,312,50000MWd/t[8]50000MWd/t,,,,,,,ABB2CE,,,,;PWR55000MWd/t,FGR,313,90,60%[9],FUELGUARDTRAPPERABB2CEGUARDIAN(2)9556:©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:06534©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1),,,,,4,,,,,:ABB2CE(IFBA),UO21967,,1982,,:UO2,,,ABB2CE,,,,1981,,,UO2,UO2,,,1/3,,5PWRPCI,,,,ZIRLO,,ABB,,,,,,,,18AFA23G,,,1656:©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:[1]DucruetJP.China98BeijingInternationNuclearIndustryExhibitionSeminarWestinghouseAdvancedNuclearFuel[R].USA:Westinghouse,1998.[2]GarzarolliF,JanRV,StehleH.TheMainCausesofFuelElementFailureinWater2cooledPowerReactors[J].AtomicEnergyReview,1997,(154):31128.[3]()1PWR[J].,1997,(1):161[4]ScheidtSV,MasuyG,AubertC.AFA23GFuelAssemblyforDAYABayUnits[R].French:FramatomCom2pany,1997.[5]KaroutasZE,MartinML,RodackT,etal.ABBCEsAdvancedPWRFuelDesign[R].USA:ABB2CECompany,1997.[6]UrbanD.CoreDesign,FuelAssemblies,FuelCycle[R].[s.n.]:[s.l.],1998.[7]JacobsonS.[J].,1997,(2):1214.[8]HerbottleJE,StrasserAA.TowardsFailure2freeFuel[J].FuelReview,FuelPerformance,1994:2830.[9],1[J].,1997,10(2):2331.TrendinthePWRFuelAssemblyatAbroadZHENGJi2shi,ZHENShu2quan,ZHUGuan2ren(ChinaNationalNuclearCorperation,DepartmentofNuclearFuels,Beijing100822,China)Abstract:ThePWRfuelassemblyhavebeenimprovingbasedontheoperationexperienceofreac2torsandtheresultsofresearchsincethemomentwhenitwasfound.Nowadaysthedesignedbatchaveragereloadburnupofnuclearfuelassembleisupto52000MWd/t.Thispapermakesabriefintroductiononthepresenthighperformancenuclearfuelassemblieswhicharedesignedandutilizedbyfourofthemainsuppliersintheworld,andalsosomeoftheproblemsfacedbythehighperformancenuclearfuelassemblyareintroduced.Keywords:fuelassembly;watersidecorrosion;fissiongas;debrisfretting;burnableabsorber26534©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.