The 15th EMUG was organized as a hybrid meeting from 15-18 April 2024. It was hosted by the Sapienza University - Rome, Department of Astronautics, Electrical and Energy Engineering (DIAEE) - Nuclear Engineering group, Italy, in support of the Cooperative Severe Accident Research Programme (CSARP).
Presentations:
| Title | Speaker |
| Day1 | |
| Institutional greetings from Sapienza Deputy Rector for Research | Maria Sabrina Sarto, Sapienza Univ. Of Rome |
| The Sapienza University Nuclear Engineering Research Group and current perspectives of nuclear energy in Italy | Prof. Gianfranco Caruso, Sapienza Univ. Of Rome |
| US-NRC Codes in Italy: National Overview | Nadia Cipriani, ISIN |
| Session 1 Overview of activities | |
| ENEA Activities in the Field of Severe Accidents by Using MELCOR Code | Fulvio Mascari, ENEA |
| EDF MAAP activities | Jeremy Bittan, EDF |
| Latest Experiences with MELCOR 2.2: An Overview of Applications, Issues and Challenges | Monica Garcia, CIEMAT |
| Session 2: MELCOR-fusion applications | |
| Overview of MELCOR activities in the frame of the EUROfusion consortium | Matteo D’Onorio, Sapienza |
| Deterministic analyses in support of nuclear fusion system/facilities design | Danilo Nicola Dongiovanni, ENEA |
| Development of a model for analyzing LOCA scenarios involving lithium spills in fusion applications | Manuel Perez, CIEMAT |
| MELCOR application for accidental analysis in Fusion (online) | Samad Khani Moghanaki, UKAEA |
| Session 3: MELCOR Users’ Workshop 1/4 | |
| USNRC/SNL Introductions and MELCOR Overview | Shawn Campbell, U.S.NRC |
| Recent SNAP development | MELCOR Development Team |
| Day2 | |
| Session 4: MELCOR Users’ Workshop 2/4 | |
| Advanced Control Function Topics | MELCOR Development Team |
| MELCOR Materials | MELCOR Development Team |
| Radionuclide Release Modeling | MELCOR Development Team |
Session 5: MELCOR Users’ Workshop 3/4 | |
| Radiant Heat Transfer Modeling (1/2) | MELCOR Development Team |
| Containment Modeling | MELCOR Development Team |
| MELCOR Development Team | |
| Day3 | |
| Session 6: MELCOR Users’ Workshop 4/4 | |
| HTGR Development and Benchmarking/Validation | MELCOR Development Team |
| MELCOR/ORIGEN Integration | MELCOR Development Team |
| MELCOR Distribution and Bug Reporting | MELCOR Development Team |
| Session 7: iPWR and integral analysis | |
| Analysis of the MELCOR capability to Simulate Passive Systems in Integral PWR | Fabio Giannetti, Sapienza Univ. of Rome |
| Core Modelling, Collapse, and Slumping in an EPR Reactor | Matthias Braun, Framatome GmbH |
| Analyses of Severe Accident sequences in an integral PWR with passive systems | Marcello Principato, Sapienza Univ. of Rome |
| Comparison of a DBA sequence in a generic iPWR between MELCOR and ASTEC codes | Gianmarco Grippo, ENEA |
| Validation of MELCOR natural circulation and condensation based on PANDA experiments – preliminary results | Malicki Mateusz, PSI |
| Experience with the recent release of MELCOR at UJV Rez for VVER-1000 analyses with focus on iodine forms in the containment | Miroslav Kotouc, UJV Rez |
| Analysis of the DVI-LOCA in the AP1000-like reactor with MELCOR2.1 code (online) | Piotr Darnowski, WUT - Institute of Heat Engineering |
Day4 | |
| Session 8: AI and UQ analysis | |
| A Machine Learning approach for Core Damage Frequency estimation with MELCOR and RAVEN | Tommaso Glingler, Sapienza Univ. of Rome |
| Uncertainty Analysis of Severe Accident in Krško NPP | Leskovar Matjaž, JSI Ljubljana |
| MELCOR code use for uncertainty and sensitivity analysis of severe accident with operator actions (online) | Vorobyov Yuriy, SSTC NRS |
Session 9: MACCS Workshop | |
| MACCS Overview | Nosek AJ, US-NRC |
| Nearfield Model Updates | Clayton Daniel, SNL |
| MACCS-HYSPLIT Coupling and Benchmark | Clayton Daniel, SNL |