2017 Fall Meeting

Presentation information

Oral presentation

IV. Nuclear Fuel Cycle and Nuclear Materials » 405-2 Waste Disposal and Its Environmental Aspects

[2H01-03] Nitrate and Nitrate Ion

Thu. Sep 14, 2017 9:30 AM - 10:20 AM Room H (C212 - C Block)

Chair:Kiyoshi Fujisaki (NUMO)

9:45 AM - 10:00 AM

[2H02] A study on the safety of geological disposal of nitrate-containing waste (part 2)

(1)The exothermic measurement of the simulated waste and modeling heat flux

*Keiji Hara1, Kazutoshi Hasegawa1, Osamu Tochiyama1, Natsue Adachi1, Akira Kirishima2, Morihiro Mihara3 (1. Nuclear Safety Research Association, 2. Tohoku Univ., 3. Japan Atomic Energy Agency)

Keywords:geological disposal, TRans-Uranic waste, nitrate-containing waste, thermal reaction runaway, temperature analysis

硝酸塩含有廃棄物の地層処分における安全性を評価することを目的として、廃棄物中の硝酸塩と有機物の酸化還元反応の機構解明のため模擬固化体の熱測定及びデータ解析を行い、発熱速度モデル・パラメータの検証を行った。