Oral presentation

III. Fission Energy Engineering » 301-1 Reactor Physics, Utilization of Nuclear Data, Criticality Safety

[2G10-14] Fuel Debris

Thu. Sep 8, 2022 2:45 PM - 4:05 PM Room G (E1 Bildg.3F No.32)

Chair:Akio Yamamoto(Nagoya Univ.)

2:45 PM - 3:00 PM

[2G10] Modification of STACY for study of criticality characteristics of fuel debris

(6) Progress on manufacture and construction of the modified STACY

*Tomoyuki Maekawa¹, Masakazu Seki¹, Masato Sumiya¹, Shouhei Araki¹, Takahiko Murakami¹, Kenta Hasegawa¹, Takashi Mori², Junichi Ishii¹, Fuyumi Kobayashi¹, Kazuhiko Izawa¹ (1. JAEA, 2. TNS)

3:00 PM - 3:15 PM

[2G11] Modification of STACY for study of criticality characteristics of fuel debris

(7) Evaluations of reactivity effects of equipment in a core tank

*Satoshi GUNJI¹, Shouhei ARAKI¹, Masakazu SEKI¹, Kazuhiko IZAWA¹, Kenya SUYAMA¹ (1. JAEA)

3:15 PM - 3:30 PM

[2G12] Modification of STACY for study of criticality characteristics of fuel debris

(8) Design of a two-region core with 400 fuel rods

*Shouhei Araki¹, Satoshi Gunji¹, Kazuhiko Izawa¹, Kenya Suyama¹ (1. Japan Atomic Energy Agency)

3:30 PM - 3:45 PM

[2G13] Study on the land transportation for fuel debris samples to be retrieved on trial from Unit-2 of the Fukushima Daiichi NPS

*Masahiro Sakamoto¹, Keisuke Okumura¹, Masato Mizokami², Shinya Mizokami² (1. JAEA, 2. TEPCO HD)

3:45 PM - 4:00 PM

[2G14] Correlation between the canister’s criticality and activity ratio of short-half-life noble-gas fission products under various fuel debris material compositions

*Eka Sapta Riyana¹, Masahiro Sakamoto¹, Taichi Matsumura¹, Kenichi Terashima¹, Keisuke Okumura¹ (1. JAEA)

Time reserved for Chair (4:00 PM - 4:05 PM)

Session information