Title of article :
DynamicresponseanalysisforfuelassembliesunderearthquakeandLOCAaccidentsOriginalResearchArticle
Author/Authors :
XieYongcheng، نويسنده , , YaoWeida، نويسنده , , JiangNanyan، نويسنده , , ShiGuolin، نويسنده , , YangRenan، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2004
Abstract :
Thefuelassemblyisthemaincomponentin300MWePWRs,locatedinanenvironmentofhightemperature,highpressure,irradiationanderosionofthereactorcore.Whetherornotitcankeepfunctioningduringthenormaloperationofplants,especiallyundersevereaccidentssuchastheearthquakeandLOCA,willaffectdirectlythesafetyoftheNPPs.Inthispaper,byusingthegeneral-usecomputercodeANSYS,ahorizontalmodalanalysismodelandanon-linearimpactanalysismodelaswellasaverticalnon-linearimpactanalysismodelforthefuelassembliesareconstructed.Theresultsofthemodalanalysisarecomparedwiththatobtainedfromtestsandothercomputercodes.Relevantparametersinthenon-linearimpactcalculatingmodelsareselectedandadjustedbycomparingwiththeshakingtabletestdataofthefuelassemblies.Basedonthecomparisonsandadjustments,thedynamicresponsecalculationsofthe1×13horizontalimpactmodelsforQinshanandCHASNUPPundertheearthquake(SSE)andLOCAconditionsareperformedandcorrespondingresultsaregiven.TheresponsecalculationsoftheverticalimpactmodelforthreekindsofpostulatedLOCAcasesarealsoperformedandrelevantcalculatedresultsareprovided.
Journal title :
Nuclear Engineering and Design Eslah
Journal title :
Nuclear Engineering and Design Eslah
