SADD - Severe accident database directory

DataBase Source Term - Focus area 2: Fission product chemistry, transport and remobilization behaviour in RCS (1)

Facility Name	Test Identification	Measured Parameters	Modelling	Simulation Code	Experimental Research Program	Country
DEVAP	DEVAP 02 - DEVAP 20	Gas and wall temperature, pH and pI, aerosol size and composition of the oxide layer and the deposits	Different carrier gas (H2O, H2O/H2, Argon), different tube materials, temperature range 920-1070, different mass flow rate and concentration of FPs	ESCADRE (SOPHIE Module) ASTEC/SOPHAEROS	The absorption of simulant fission products compounds onto metal surfaces has been studied in the DEVAP (CEA/DRN – IPSN) programme	France
References: [1] Le Marois G. et Megnin M. (1994). Assessment of fission product deposits in the reactor coolant system: the DEVAP program, Nuclear safety 35(2), p. 213-222. [2] L. Cantrel et al., ASTEC V2 severe accident integral code: Fission product modelling and validation, Nuclear Engineering and Design, 272, 195-206, 2014, https://doi.org/10.1016/j.nucengdes.2014.01.011. IP/Copyright Situation: not open

Deposition of CsI, CsOH and Te (volatile FPs) in the RCS Condensation and chemisorption