12th Meeting of the European MELCOR and MACCS User Group NUBIKI Nuclear Safety Research Institute as a WEBINAR 12-16 April 2021 Registration form Call for papers and agenda of the Meeting AGENDA Join WEBEX Meeting EMUG 2021 WEBEX details Presentations: Title Speaker Day 1 On-line platform (WEBEX) opening, Welcome G.L. Horváth, A. Bareith, NUBIKI MACCS EMUG Introduction Jon Barr, NRC Overview of MACCS Status and Development Jennifer Leute, SNL MACCS Near-field ATD Updates Dan Clayton, SNL Advanced Reactor Consequence Analysis Mariah Smith, SNL Overview of the MACCS Code Utilisation to Support the ENEA EP&R Activities Fulvio Mascari, Antonio Guglielmelli, ENEA Day 2 WinMACCS Demonstration: Installation & Licensing, Menu Items, Starting a new Project (Timestamp: 1:17 & 14:40) WinMACCS Demonstration: Project Properties, External Files (Timestamp: 24:04 & 48:56) AJ Nosek, NRC MACCS Theory: Overview and Atmospheric Dispersion AJ Nosek, NRC MACCS Theory: Dosimetry and Protective Actions AJ Nosek, NRC MACCS Theory: Social, Economic, and Health Impacts AJ Nosek, NRC MelMACCS Sample Problem Demonstration: How to Develop MACCS Input from MELCOR Output Dan Clayton, SNL WinMACCS Demonstration: Run Simulation, Output File (Timestamp: 2:44:12 & 2:49:31) AJ Nosek, NRC Day 3 SNAP: Introduction Larry Humphries SNL SNAP: Input Examples Larry Humphries SNL SNAP: Building Animations Larry Humphries SNL Day 4 SNAP: Recent updates Larry Humphries SNL MELCOR HTML Output Larry Humphries SNL SNAP: Use of Dakota for UA Larry Humphries SNL MELCOR Introduction Larry Humphries SNL Day 5 Implementation of alternative ISLOCA modelling on generic PWR Mathieu Barbion, Tractebel MELCOR Model for the EPR - Approach and Experience Matthias Brown Framatome Sensitivity study of MELCOR simulation to thermal-hydraulic node schemes for Pressurized water reactor Nan Zhao KTH Validation of WWER-1000 MELCOR model Oleksandr Kotsuba SSTC Source-term analysis for PHÉBUS FPT-1 with MELCOR 2.2 and 2.1 Piotr Darnowski Warsaw Univ. Passive Recombiner model in MELCOR 2.1 and it’s validation against THAI HR-1 test experimental data Radek Polasek TES Modeling of Phébus FPT-1 experiment in EU MUSA project Tuomo Sevón VTT Preliminary analysis for ITER WCLL Test Blanket System with MELCOR Matteo D'Onorio Spacienza Univ. MELCOR DAKOTA coupling in the SNAP Environment/Architecture Fulvio Mascari ENEA Issues and discrepancies between SNAP visualizations and MELCOR calculations simulating THAI Alain Flores y Flores SURO ENEA Activities in the field of severe accidents by using MELCOR code Fulvio Mascari ENEA MELCOR Modeling Best Practices for High temperature Gas-cooled reactors Bradley Beeny SNL