SADD - Severe accident database directory

DataBase Containment - Focus area 1: Combustible gases transport (1)

Facility Name	Test Identification	Measured Parameters	Modelling	Simulation Code	Experimental Research Program	Country
PANDA	HYMERES-2 H2P3	Fluid and wall temperatures, absolute and differential pressures, flow rates, heater power, gas concentrations and flow velocities	Turbulence model: k-omega BSL with low-Re corrections, k-epsilon realizable. Effective Heat Source (EHS) and Effective Momentum Source (EMS), EHS/EMS model for thermal stratification and mixing phenomena.	FLUENT	OECD/NEA HYMERES-2 Project	Switzerland
References: [1] D. Paladino, R. Kapulla, S. Paranjape, S. Suter, & M. Andreani. PANDA experiments within the OECD/NEA HYMERES-2 project on containment hydrogen distribution, thermal radiation and suppression pool phenomena. Nuclear Engineering and Design, 392, 111777 (2022). https://doi.org/10.1016/j.nucengdes.2022.111777 [2] X. Wang, D. Grishchenko, & P. Kudinov. Pre-test analysis for definition of steam injection tests through multi-hole sparger in PANDA facility. Nuclear Engineering and Design, 386, 111573 (2022). https://doi.org/10.1016/j.nucengdes.2021.111573

Containment atmosphere mixing/Thermal stratification in water pool with sparger