2022 Annual Meeting

Presentation information

Oral presentation

V. Nuclear Fuel Cycle and Nuclear Materials » 503-1 Reactor Chemistry, Radiation Chemistry, Corrosion, Water Chemistry,Water Quality Control

[1J13-18] Corrosion, Electrochemistry, Radiolysis 3

Wed. Mar 16, 2022 3:50 PM - 5:30 PM Room J

Chair: Shunsuke Uchida (JAEA)

4:05 PM - 4:20 PM

[1J14] Challenge toward extensive corrosion prevention in PCV system under the Influence of α/β/γ radiation

(2)Effects of α- and β-ray radiation on corrosion -Evaluation of fuel debris behavior and radioactivity-

*Nobuaki Sato1, Kuniki Hata2, Tomonori Sato2, Chiaki Kato2 (1. Tohoku Univ., 2. JAEA)

Keywords:Reactor severe accident, Fuel debris, Behavior, Radioactivity

The behavior of oxide and MCCI fuel debris such as morphology, composition and aging effect are discussed followed by the evaluation of its radioactivity.