2016 Fall Meeting

Presentation information

Oral Presentation

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

[3H10-13] Safety Evaluation on Fast Rector 1

Fri. Sep 9, 2016 2:45 PM - 3:50 PM Room H (Kumume City Plaza - Studio 3)

Chair: Yoshitaka Fukano (JAEA)

3:00 PM - 3:15 PM

[3H11] Studies on relocation behavior of molten core materials in the core disruptive accident of sodium-cooled fast reactors

(2)Experimental study on molten-metal discharge into a shallow water pool

*Yuya Imaizumi1, Kenji Kamiyama1, Ken-ichi Matsuba1, Mikio Isozaki1, Tohru Suzuki1, Yuki Emura1 (1.JAEA)

Keywords:Sodium-cooled fast reactor, Core disruptive accident, Molten core material relocation, Fuel-coolant interaction, Jet impingement

ナトリウム冷却高速炉の炉心崩壊事故時の再配置過程における、溶融炉心物質と冷却材との熱的相互作用および炉内構造物への炉心物質の再配置挙動を解明するため、低融点合金を低水深の水プール中に落下させる模擬試験を複数回行った。本件では、本試験の結果およびそのメカニズムの考察について報告する。