Oral presentation
[1E01-07] Severe Accident 1
Wed. Mar 16, 2022 10:00 AM - 12:00 PM Room E
Chair: Kenichi Tezuka (IAE)
10:00 AM - 10:15 AM
[1E01] Estimation of the In-Depth Debris Status of Fukushima Unit-2 and Unit-3 with Multi-PhysicsModeling
(11)Summary of FY2019-2021 and the Latest Understanding
*Akifumi Yamaji1, Ikken Sato2, Yuji Ohishi3, Masahiro Furuya1, Xin Li1, Takanari Fukuda1 (1. Waseda Univ., 2. JAEA, 3. Osaka Univ.)
10:15 AM - 10:30 AM
[1E02] Estimation of the In-Depth Debris Status of Fukushima Unit-2 and Unit-3 with Multi-Physics Modeling
(12)Evaluation of debris-relocation history to the pedestal in Fukushima-Daiichi Units 2 and 3
*Ikken Sato1, Akifumi Yamaji2, Masahiro Furuya2, Yuji Ohishi3, Xin Li2, Hiroshi Madokoro1 (1. Japan Atomic Energy Agency, 2. Waseda University, 3. Osaka University)
10:30 AM - 10:45 AM
[1E03] Estimation of the In-Depth Debris Status of FukushimaUnit-2 and Unit-3 with Multi-Physics Modeling
(13)Evaluation of the characteristics of preceding runoff material
*Yuji Ohishi1, Yifan Sun1, Naoto Gouda1, Hiroaki Muta1, Akifumi Yamaji2 (1. Osaka Univ., 2. Waseda Univ.)
10:45 AM - 11:00 AM
[1E04] Estimation of the In-Depth Debris Status of FukushimaUnit-2 and Unit-3 with Multi-Physics Modeling
(14)MPS Analyses of Debris-pedestal Structure Interactions of Unit-3
*Xin Li1, Takanari Fukuda1, Akifumi Yamaji1, Ikken Sato2, Masahiro Furuya1, Yuji Ohishi3 (1. Waseda Univ., 2. JAEA, 3. Osaka Univ.)
11:00 AM - 11:15 AM
[1E05] Estimation of the In-Depth Debris Status of FukushimaUnit-2 and Unit-3 with Multi-Physics Modeling
(15)Local Debris Status Indicated by the MPS Analyses of VULCANO VF-U1 Experiment
*Takanari Fukuda1, Akifumi Yamaji1, Xin Li1 (1. Waseda Univ.)
11:15 AM - 11:30 AM
[1E06] Development of Numerical Simulation Method to Evaluate Heat Transfer of Fuel Debris in Air Cooling
(1)Project Overview and the Porous Model Implementation to JUPITER
*Susumu Yamashita1, Shinichiro Uesawa1, Hiroyuki Yoshida1 (1. JAEA)
11:30 AM - 11:45 AM
[1E07] Development of Numerical Simulation Method to Evaluate Heat Transfer of Fuel Debris in Air Cooling
(2)Validation of Porous Model for Natural Convective Heat Transfer in JUPITER
*Shinichiro Uesawa1, Susumu Yamashita1, Mitsuhiko Shibata1, Hiroyuki Yoshida1 (1. JAEA)
Time reserved for Chair (11:45 AM - 12:00 PM)