Facility Details: COMET-L

Organization / Localization: FZK
Facility Description: corium metal + oxide (stratified pool)+ 44% calcia, late top flooding
Test Identification: COMET-L1, L2, L3
SA-Related Topics / Phenomena: dry MCCI
Measured Parameters: ablation thickness (2D), surface temperature, off-gas rate, composition vs. time
Modelling: MCCI phenomena
Simulation Code: COSACO TOLBIAC-ICB WECHSL ASTEC/MEDICIS MELCOR
Experimental Research Program: LACOMERA project of the 5th European Framework Programme
References: [1] Dubleva G., et al., “The COMET-L1 experiment on long-term Melt Concrete Interaction and Cooling by top flooding”, Forschungszentrum Karlsruhe, Report FZKA 7213, https://publikationen.bibliothek.kit.edu/270065521
[2] Sdouz G., Mayrhofer R., Alsmeyer H., Cron T., Fluhrer B., Foit J., Messemer G., Miassoedov A., Schmidt- Stiefe S., Wenz T., The COMET-L2 Experiment on Long-Term MCCI with Steel Melt, Forschungszentrum Karlsruhe, Wissenschaftliche Berichte, FZKA 7214 (2006) and SAM-LACOMERAD15 (2006).
[3] Spindler B., Atkhen K., Cranga M., Foit J., Garcia M., Schmidt W., Sevon T., Spengler C., 2007, Simulation of Molten Corium Concrete Interaction in a Starified Configuartion: the COMET-L2-L3 Benchmark, 2nd European Review Meeting on Severe Accident Research ERMSAR07, Karlsruhe, Germany, June 2007,Session2, Paper S2-5.
[4] Alsmeyer H., Cron T., Fluhrer B., Messemer G., Miassoedov A., Schmidt-Stiefel S., Wenz T., 2007, The COMET-L3 Experiment on Long-Term Melt-Concrete Interaction and Cooling by Surface Flooding, Forschungszentrum Karlsruhe, Wissenschaftliche Berichte, FZKA 7244




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