early-phase core degradation in light water reactors (Western LWR and VVER designs)

Facility NameTest IdentificationMeasured ParametersModellingSimulation CodeExperimental Research ProgramCountry
CODEXCODEX-1 7-rod VVER, scoping test, Al2O3Hungary
CODEXCODEX-27-rod VVER UO2 escalation and slow cooling downHungary
CODEXCODEX-3/17-rod VVER UO2 water quench at 1150 oCHungary
CODEXCODEX-3/27-rod VVER UO2 water quench at 1500 oCHungary
CODEXCODEX-AIT-19-rod PWR UO2 air ingressHungary
CODEXCODEX-AIT-29-rod PWR UO2 steam oxidation and air ingressHungary
CODEXCODEX-B4C7-rod VVER UO2,B4C control rod degradationHungary
CODEXCODEX-CT-17-rod VVER Al2O3 long term oxidation and quenchHungary
CODEXCODEX-CT-27-rod VVER Al2O3 treatment in hydrogen and quenchHungary
CODEXCODEX-LOCA-2007-rod VVER Al2O3 DBA LOCAHungary
CODEXCODEX-LOCA-E47-rod VVER Al2O3 Shutdown LOCAHungary
CODEXCODEX-LOCA-200B7-rod VVER Al2O3 BDBA LOCAHungary
CODEXCODEX-LOCA-SFP7-rod VVER Al2O3 Spent fuel pool LOCAHungary




Implemented as part of the Seaknot EU funded project (HORIZON-EURATOM-2021-NRT-01 under Grant Agreement No. 101060327) - WP2.6 UNIPI (2024-2026)