2020 Annual Meeting

Presentation information

Oral presentation

IV. Nuclear Plant Technologies » 402-1 Nuclear Safety Engineering (Safety Design, Safety Assessment/Analysis, Management)

[1K07-12] Mitigation of Molten Core Concrete Interaction

Mon. Mar 16, 2020 3:20 PM - 4:55 PM Room K (Lecture Bildg. S 2F S-21)

Chair:Yoshiro Nishioka(TOSHIBA)

4:05 PM - 4:20 PM

[1K10] Studies on safety improvement in nuclear power plant severe accidents: enhancement of molten core coolability and mitigation of molten core concrete interaction

(4)Viscosity measurement of molten corium-sacrificial material mixture by aerodynamic levitation technique

*Toshiki Kondo1, Yuji Ohishi1, Hiroaki Muta1, Taro Toda2 (1. Osaka university, 2. MHI)

Keywords:Molten oxide, Aerodynamic levitation, Viscosity, Droplet oscillation

低粘性化材料の主成分の一つであるFe2O3と、炉⼼溶融物の主成分の一つであるZrO2ならびにコンクリートに含まれるSiO2の溶融混合物の粘性をガス浮遊法を用いて評価した。