2019 Annual Meeting

Presentation information

Oral presentation

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

[1C01-05] Treatment of Radiolysis Gas 1

Wed. Mar 20, 2019 10:00 AM - 11:20 AM Room C (Common Education Bildg. 2 1F No.11)

Chair:Kenji Yoshii

11:00 AM - 11:15 AM

[1C05] R&D on reduction technologies of hydrogen generated in long-term waste storage containers

(11) Numerical simulation of hydrogen behavior in storage container with PAR

*Terada Atsuhiko1, Ryutaro Hino1, Hitoshi Sugiyama2, Naoto Katou2, Kazuyuki Takase3 (1. Japan Atomic Energy Agency, 2. Utsunomiya University, 3. Nagaoka University of Technolog)

Keywords:hydrogen, catalyst for passive autocatalytic recombiner, hydrogen concentration reduction, catalyst reaction model, natural convection, simulation

再結合触媒を設置した小型モデル実験結果を用いて、再結合触媒反応モデルによる3次元シミュレーションを行った。再結合反応に伴う自然対流挙動を評価し、再結合触媒による水素濃度低減効果を検証した。