Session information

Oral presentation

III. Fission Energy Engineering » 304-1 Thermal Hydraulics, Energy Conversion, Energy Transfer, Energy Storage

[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)

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