Title of article
Improvementoftheseismicsafetyofexistingnuclearpowerplantsbyanincreaseofthecomponentseismiccapacity:AcasestudyOriginalResearchArticle
Author/Authors
Young-SunChoun، نويسنده , , In-KilChoi، نويسنده , , Jeong-MoonSeo، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
11
From page
1410
To page
1420
Abstract
Thiscasestudyproducesthescenarioearthquakesforanexamplenuclearpowerplant(NPP)siteandsuggeststheeffectiveseismiccapacityofsafety-relatedequipmentandcomponentswhichsignificantlycontributetoacoredamagetoimprovetheseismicsafetyofanexistingNPPbyusingaprobabilisticsafetyassessment.Theresponsespectraforthescenarioearthquakesshowgreaterspectralaccelerationsthanthoseforthedesignresponsespectruminthefrequencyrangehigherthanabout12Hz.InordertoimprovetheseismicsafetyofanexampleNPP,theeffectsoftheseismiccapacityofsafety-relatedequipmentandcomponentsonthecoredamagefrequency(CDF)areinvestigated,andtheireffectiveseismiccapacitiesaredetermined.TheresultsofthecasestudyshowthatanincreaseoftheseismiccapacityoftheequipmentreducestheCDFconsiderably.Theeffectiveseismiccapacitiesforthedieselgenerator,offsitepower,condensatestoragetankandbatteryrackaredeterminedas0.84,0.35,0.63and0.63g,respectively.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895099
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