2017 Fall Meeting

Presentation information

Oral presentation

IV. Nuclear Fuel Cycle and Nuclear Materials » 405-1 Radioactive Waste Management

[1A16-19] Debris Treatment 2

Wed. Sep 13, 2017 5:10 PM - 6:15 PM Room A (B11 - B1 Block)

Chair:Koichiro Takao (Tokyo Tech)

5:10 PM - 5:25 PM

[1A16] Basic study on actinide leaching and waste management of MCCI debris

(4)The effect of fuel debris composition on the actinide leaching behavior

*Akito Nagatomo1, Akira Kirishima1, Daisuke Akiyama1, Takayuki Sasaki2, Nobuaki Sato1 (1. IMRAM, tohoku univ., 2. Kyoto University garaduate school of engineering and faculty of engineering)

Keywords:MCCI fuel debris, Actinide, Leaching behavior, Contaminated water

ジルコニア、セメント構成成分または普通ポルトランドセメントを含むウラン酸化物に、MA(237Np,241Am)トレーサを添加した模擬燃料デブリを調製した。これを海水及び純水に浸漬し、溶出率を求めるとともに、燃料デブリの組成とアクチノイド溶出挙動の関係を考察した。