Comparison of CORA & MELCOR core degradation simulation and the melcor oxidation model

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

MELCOR is widely used and sufficiently trusted for severe accident analysis. However, the occurrence of Fukushima has increased the focus on severe accident codes and their use. A MELCOR core degradation calculation was conducted at the University of Wisconsin -Madison. The calculation results were checked by comparing with a past CORA experiment. MELCOR calculation results included the flow rate of argon and steam, the generation rate of hydrogen. Through this work, the performance of MELCOR COR package was reviewed in detail. This paper compares the hydrogen generation rates predicted by MELCOR to the CORA test data. While agreement is reasonable it could be improved. Additionally, the MELCOR zirconium oxidation model was analyzed.

Original languageEnglish
Title of host publicationNuclear Education, Public Acceptance and Related Issues; Instrumentation and Controls (I and C); Fusion Engineering; Beyond Design Basis Events
PublisherAmerican Society of Mechanical Engineers (ASME)
ISBN (Electronic)9780791845967
DOIs
StatePublished - 2014
Event2014 22nd International Conference on Nuclear Engineering, ICONE 2014 - Prague, Czech Republic
Duration: 7 Jul 201411 Jul 2014

Publication series

NameInternational Conference on Nuclear Engineering, Proceedings, ICONE
Volume6

Conference

Conference2014 22nd International Conference on Nuclear Engineering, ICONE 2014
Country/TerritoryCzech Republic
CityPrague
Period7/07/1411/07/14

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