[1A15-18] Decommissioning of the Accident Reactor | 2024 Annual Meeting

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Session Details

Oral presentationV. Nuclear Fuel Cycle and Nuclear Materials : 505-3 Decommissioning Technology of Nuclear Facilities

[1A15-18]Decommissioning of the Accident Reactor

Tue. Mar 26, 2024 4:20 PM - 5:30 PM JST
Tue. Mar 26, 2024 7:20 AM - 8:30 AM UTC

Room A 21Bildg.2F 21-203

Chair:Norikazu Kinoshita(Shimizu)

4:20 PM - 4:35 PM JST(7:20 AM - 7:35 AM UTC)

[1A15]Development of Technology for Inspection inside the Reactor Pressure Vessels (RPVs) at Fukushima Daiichi NPS

*Shingo Maeda¹, Takashi Mitsui¹, Hitoshi Manabe¹, Takashi Itou¹, Masanori Hatori¹, Itaru Suzuki¹ (1. Tousou Mirai Technology Co. Ltd.)

4:35 PM - 4:50 PM JST(7:35 AM - 7:50 AM UTC)

[1A16]Underwater fuel debris recovery method窒化ホウ素のブラストを用いたウォタージェット回収装置

*Yasufumi Kitaura¹, Haruo Morishige² (1. Kitamura, 2. Fukushima Accident Countermeasures Review Group)

4:50 PM - 5:05 PM JST(7:50 AM - 8:05 AM UTC)

[1A17]Assessment of dust dispersion data for future safety analysis of Fukushima Daiichi fuel debris retrieval(15) Simulations to evaluate the effects of casing shape and cutting conditions on the dust dispersion behavior

*Kenta Kato¹, Kenta Inagaki¹, Tadafumi Koyama¹, Koichi Uozumi¹, Taizo Kanai¹, Kinya Nakamura¹, Shun Kanagawa¹, Takatoshi Hijikata¹, Tetsuya Kato¹, Daisuke Yamauchi² (1. CRIEPI, 2. TEPCO HD)

5:05 PM - 5:20 PM JST(8:05 AM - 8:20 AM UTC)

[1A18]Study on the degradation scenario of reinforced concrete structures and their reflection on the long-term maintenance plan for a reactor building in an accident-damaged nuclear power plant (Follow-up Report)

*Koji Dozaki¹, Takayuki Aoki¹ (1. Tohoku University)

5:20 PM - 5:30 PM JST(8:20 AM - 8:30 AM UTC)

Time reserved for Chair

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