Title of article
DevelopmentofaccumulatorcomputationalaidfordeterminingRCSinjectionvolume
Author/Authors
Shih-JenWang، نويسنده , , Chun-ShengChien، نويسنده , , Show-ChyuanChiang، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2006
Pages
4
From page
1330
To page
1333
Abstract
Reactorcoolantsystem(RCS)injectionusingaccumulatorisanimportantstrategyforbothemergencyoperatingprocedure(EOP)andsevereaccidentmanagementguideline(SAMG)ofpressurizedwaterreactor(PWR)nuclearpowerplant.Onceaccumulatorinjectionstarts,theoperatorisrequestedtoclosetheaccumulatorisolationvalvetoavoidnitrogengasflowintoRCSasthewaterlevelislow.Currentaccumulatorwaterlevelindicationsystemisnotdesignedforthispurpose.Inemergencyoperatingprocedure,itreliesonthesteamgeneratorpressuretoclosetheaccumulatorisolationvalve.
ThepurposeofthispaperistodevelopacomputationalaidforestimatingRCSinjectionvolumeofaccumulator.Firstofall,simpleaccumulatormodelisverifiedusingtheplantdataduringastationblackoutincidentofMaanshannuclearpowerplant.Anisentropicexpansionmodelisfoundbetterthanadiabaticexpansionmodel.Then,acomputationalaidisdevelopedbasedonthismodel.Usingthiscomputationalaid,theaccumulatorwaterlevelcanbejudgeddirectlyfromtheaccumulatorpressure.ThiscomputationalaidcanbeappliedfortypicalPWRnuclearpowerplantsinbothemergencyoperatingprocedureandsevereaccidentmanagementguideline.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2006
Journal title
Nuclear Engineering and Design Eslah
Record number
896083
Link To Document