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

Nobuaki Sato

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.