Organization / Localization: KTH-NPS Facility Description: Rectangular column (200mm x 200mm x 1400mm) with different debris bed simulant material configuration heated by electrical heaters. Coolability investigation on various beds and coolant supply schemes Test Identification: POMECO-HT SA-Related Topics / Phenomena:Dryout and coolability of particulate debris bed with different particle size, shape and configuration Measured Parameters: Debris bed temperature, dryout location, incoming water flow Modelling: Dryout power, dryout location Simulation Code: COCOMO Experimental Research Program: National program "Accident Phenomena of Risk Importance" (APRI) supported by consortium of SSM and NPPs in Sweden, ENSI Link to PIRT:
References: [1] S. Thakre, L. Li, W. Ma. An experimental study on coolability of a particulate bed with radialstratification or triangular shape. Nuclear Engineering and Design 276 (2014) 54–63
[2] L. Li., W. Ma. S. Thakre. An experimental study on pressure drop and dryout heat flux of two-phase flow in packed beds of multi-sized and irregular particles, Nucl. Eng. Des. 242 (2012) 369-378. IP/Copyright Situation: None
Organization / Localization: KTH/NPS Country: Sweden Facility Description: Rectangular column (200mm x 200mm x 1400mm) with different debris bed simulant material configuration heated by electrical heaters. Coolability investigation on various beds and coolant supply schemes SA-Related Topics / Phenomena:Dryout and coolability of particulate debris bed with different particle size, shape and configuration Simulation Code: COCOMO Experimental Research Program: National program "Accident Phenomena of Risk Importance" (APRI) supported by consortium of SSM and NPPs in Sweden
References: [1] S. Thakre, L. Li, W. Ma. An experimental study on coolability of a particulate bed with radialstratification or triangular shape. Nuclear Engineering and Design 276 (2014) 54–63
[2] L. Li., W. Ma. S. Thakre. An experimental study on pressure drop and dryout heat flux of two-phase flow in packed beds of multi-sized and irregular particles, Nucl. Eng. Des. 242 (2012) 369-378. IP/Copyright Situation: Data available in the published papers only
Implemented as part of the Seaknot EU funded project (HORIZON-EURATOM-2021-NRT-01 under Grant Agreement No. 101060327) - WP2.6 UNIPI (2024-2026)