Title of article
SeverefueldamageexperimentsperformedintheQUENCHfacilitywith21-rodbundlesofLWR-typeOriginalResearchArticle
Author/Authors
L.Sepold، نويسنده , , W.Hering، نويسنده , , G.Schanz، نويسنده , , W.Scholtyssek، نويسنده , , M.Steinbrück، نويسنده , , J.Stuckert، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2007
Pages
8
From page
2157
To page
2164
Abstract
TheobjectiveoftheQUENCHexperimentalprogramattheKarlsruheResearchCenteristoinvestigatecoredegradationandthehydrogensourcetermthatresultsfromquenching/floodinganuncoveredcore,toexaminethephysical/chemicalbehaviorofoverheatedfuelelementsunderdifferentfloodingconditions,andtocreateadatabaseformodeldevelopmentandimprovementofseverefueldamage(SFD)codesystems.Thelarge-scale21-rodbundleexperimentsconductedintheQUENCHout-of-pilefacilityaresupportedbyanextensiveseparate-effectstestprogram,bymodelingactivitiesaswellasapplicationandimprovementofSFDcodesystems.InternationalcooperationsexistwithinstitutionsmainlywithintheEuropeanUnionbut,e.g.alsowiththeRussianAcademyofScience(IBRAE,Moscow)andtheCSARPprogramoftheUSNRC.
Sofar,11experimentshavebeenperformed,twoofthemwithB4Cabsorbermaterial.Experimentalparameterswere:thetemperatureatinitiationofreflood,thedegreeofpre-oxidation,thequenchmedium,i.e.waterorsteam,anditsinjectionrate,theinfluenceofaB4Cabsorberrod,theeffectofsteam-starvedconditionsbeforequench,theinfluenceofairoxidationbeforequenchandboil-offbehaviorofawater-filledbundlewithsubsequentquenching.
TheworkisfocusedonseverefueldamagebehaviorforassemblieswithandwithouttheB4Cabsorber.AnoverviewoftheQUENCHprogramwithitsorganizationalstructureandthedescriptionofthetestfacilityisalsopresented.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2007
Journal title
Nuclear Engineering and Design Eslah
Record number
941430
Link To Document