2018 Annual Meeting

Presentation information

Oral presentation

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

[1O08-13] Reduction Technologies of Radiolysis Gas

Mon. Mar 26, 2018 2:45 PM - 4:20 PM Room O (M3-212 -M3 Building)

Chair: Daisuke Akiyama (Tohoku Univ.)

4:00 PM - 4:15 PM

[1O13] R&D on reduction technologies of hydrogen generated in long-term waste storage containers

(6)Numerical Simulation of Hydrogen Concentration Reduction with Recombination Catalyst

*terada atsuhiko1, ezure takumi2, hino ryutaro1, sugiyama hitoshi2, takase kazuyuki3 (1. Japan atomic energy agency , 2. Utsunomiya University, 3. Nagaoka University of Technology)

Keywords:hydrogen, recombiner, 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。