2017 Fall Meeting

Presentation information

Oral presentation

III. Fission Energy Engineering » 306-1 Nuclear Safety Engineering, Nuclear Installation Safety, PSA

[2B06-09] Safety Assessment for Fast Reactors 1

Thu. Sep 14, 2017 10:50 AM - 11:55 AM Room B (B12 - B1 Block)

Chair:Tomoyuki Sugiyama (JAEA)

11:05 AM - 11:20 AM

[2B07] Applicability assessment of empirical correlations to the prediction of the distance for fragmentation of molten core materials in sodium

*Kenichi Matsuba1, Mikio Isozaki1, Junichi Toyooka1, Kenji Kamiyama1, Vladimir Zuev2, Alexander Kolodeshnikov2 (1. Japan Atomic Energy Agency, 2. NNC/RK)

Keywords:sodium-cooled fast reactor, core disruptive accident, molten core material, fragmentation, empirical correlation

ナトリウム冷却高速炉の炉心崩壊事故時に原子炉容器下部プレナムへ流出する溶融炉心物質の微粒化挙動を評価するため、溶融炉心模擬物質(溶融アルミナ)をナトリウム中に流出させた試験の結果に対し、微粒化距離に関する実験相関式を適用し、その妥当性を検討した。