2020 Fall Meeting

Presentation information

Oral presentation

V. Nuclear Fuel Cycle and Nuclear Materials » 505-1  Radioactive Waste Management

[3B01-06] Nuclide separation and Transmutation

Fri. Sep 18, 2020 10:00 AM - 11:45 AM Room B (Zoom room 2)

Chair:Jun Kato(JAEA)

10:30 AM - 10:45 AM

[3B03] Realization Development of the Flexible Waste Management System for MA P&T Technology

(29)Evaluation of long term chemical stability of the HLW granule during the storage

*Yusa Muroya1, Yaohiro Inagaki2, Tatsumi Arima2, Akihiro Suzuki3 (1. ISIR, Osaka Univ., 2. Kyushu Univ., 3. NFD)

Keywords:Flexible waste management, Chemical stability, HLW granule, Radiolysis, Corrosion behavior

HLW顆粒体の貯蔵用キャニスタ内での化学的安定性について、顆粒体の放射線分解およびキャニスタの内面腐食から検討し、γ照射試験及びキャニスタ材腐食試験により50年間にわたる長期挙動を評価した。