Title of article
SpecificsofRBMKcorecoolinginbeyonddesignbasisaccidentsOriginalResearchArticle
Author/Authors
A.Kaliatka، نويسنده , , E.U?puras، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
12
From page
2005
To page
2016
Abstract
ThemostdangerousbeyonddesignbasisaccidentsforRBMKreactors,leadingtotheworstconsequences,arerelatedtothelossoflong-termheatremovalfromthecore.DuetoaspecificdesignofRBMK,thereareafewpossibilitiesforheatremovalfromreactorcorebynon-regularmeans:removalofheatfromgraphitestackbyreactorgascircuit,removalofheatfromreactorcoreusingcontrolrodscoolingcircuit,depressurisationofreactorcoolingsystem,supplyofwaterintocoolingsystemfromlowpressurewatersources,etc.ThispaperpresentstheanalysisofsuchheatremovalbyemployingRELAP5,RELAP5-3DandRELAP/SCDAPSIMcodes.TheanalysiswasperformedforIgnalinanuclearpowerplantwithRBMK-1500reactor.Theanalysisofresultshowsthattherestorationofwatersupplyintocontrolrodchannelsenablestoremove10–30MWofthegeneratedheatfromthereactorcore.Thisamountofremovedheatiscomparablewithreactordecayheatinlong-termperiodandallowstoslowdownthecoreheat-upprocess.However,theinjectionofwatertoreactorcoolingsystemisconsideredasmainstrategy,whichshouldbeconsideredinRBMK-1500accidentmanagementprocedure.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895155
Link To Document