Facility Details: REKO-1

Organization / Localization: FZJ
Country: Germany
Facility Description: It consists of a vertical pipe of 40 mm of inner diameter and a catalyst element situated in the middle section.
SA-Related Topics / Phenomena: PAR operation. Reaction kinetics of the catalytic hydrogen recombination process and the operational behaviour of catalyst elements under various boundary conditions
Measured Parameters: Temperature, H2 recombination rate.
Simulation Code: SPARK CFX/REKO-DIREKT
Experimental Research Program: Helmholtz program NUSAFE German national projects IRSN collaboration AMHYCO project
References: [1] E.-A. Reinecke, I. M. Tragsdorf, & K. Gierling. Studies on innovative hydrogen recombiners as safety devices in the containments of light water reactors. Nuclear Engineering and Design, 230(1–3), 49–59 (2004). https://doi.org/10.1016/j.nucengdes.2003.10.009

[2] F. Payot, E.-A. Reinecke, F. Morfin, J.-C. Sabroux, N. Meynet, A. Bentaib, P. March, & R. Zeyen. Understanding of the operation behaviour of a Passive Autocatalytic Recombiner (PAR) for hydrogen mitigation in realistic containment conditions during a severe Light Water nuclear Reactor (LWR) accident. Nuclear Engineering and Design, 248, 178–196 (2012). https://doi.org/10.1016/j.nucengdes.2012.03.042




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