It consists of a cylindrical vessel with a volume of about 5.5 m³ with plate-type PAR catalysts. The overall height is 3,4 m with a
diameter of about 1.4 m-
PAR operation: REKO-Direkt model (2-D mechanistic model), and Bunsen flame-type code wihout turbulence model.
Helmholtz program NUSAFE
German national projects
IRSN collaboration
AMHYCO project
References: [1] B. Simon, E.-A. Reinecke, M. Klauck, D. Heidelberg, & H.-J. Allelein. Investigation of PAR Behavior in the REKO-4 Test Facility. Proceedings of the 2012 20th International Conference on Nuclear Engineering (ICONE-20) and ASME 2012 Power Conference, Vol. 2: Plant Systems, Structures, and Components; Safety and Security; Next Generation Systems; Heat Exchangers and Cooling Systems, Anaheim, California, USA, July 30–August 3, 2012, pp. 345–350. ASME.
https://doi.org/10.1115/ICONE20-POWER2012-54234
[2] B. Simon, E.-A. Reinecke, C. Kubelt, & H.-J. Allelein. Start-up behaviour of a passive auto-catalytic recombiner under counter flow conditions: Results of a first orienting experimental study. Nuclear Engineering and Design, 278, 317–322 (2014).
https://doi.org/10.1016/j.nucengdes.2014.06.029
[3] P.-M. Steffen, E.-A. Reinecke, N. Meynet, A. Bentaib, N. Chaumeix, & H.-J. Allelein. Operational behavior of a passive auto-catalytic recombiner under low pressure conditions. Fusion Engineering and Design, 124, 1281–1286 (2017).
https://doi.org/10.1016/j.fusengdes.2017.02.019
[4] E.-A. Reinecke, K. Takenaka, H. Ono, T. Kita, M. Taniguchi, Y. Nishihata, R. Hino, & H. Tanaka. Performance tests of catalysts for the safe conversion of hydrogen inside the nuclear waste containers in Fukushima Daiichi. International Journal of Hydrogen Energy, 46(23), 12511–12521 (2021).
https://doi.org/10.1016/j.ijhydene.2020.08.262