Oral presentation

[3H01-04] Decommissioning Technology for Fukushima

Fri. Mar 18, 2022 9:30 AM - 10:35 AM Room H

Chair: Yukihiro Iguchi (Univ. of Fukui)

9:30 AM - 9:45 AM

[3H01] Fukushima Daiichi Nuclear Power Station Reactor Carry-out Proposal

*Haruo Morishige¹, Yasufumi Kitamura² (1. Fukushima Nuclear Accident Countermeasures Review Group, 2. Kitamura Co., Ltd.)

9:45 AM - 10:00 AM

[3H02] Development of Remote Inspection Method using Advanced Super Dragon Articulated Robot Arm

(1)Project Outline and Measurement Method Development

*Hideharu Takahashi¹, Gen Endo¹, Ikuo Wakaida², Hiroshige Kikura¹ (1. Tokyo Tech, 2. JAEA)

10:00 AM - 10:15 AM

[3H03] Development of Remote Inspection Method using Advanced Super Dragon Articulated Robot Arm

(2)Development of an Articulated Robot Arm with Telescopic Structure

*Gen Endo¹, Toshiya Nagai¹, Atsushi Takata¹, Hiroshige Kikura¹, Hideharu Takahashi¹ (1. Tokyo Institute of Technology)

10:15 AM - 10:30 AM

[3H04] Research on hydrogen recombination catalyst arrangement in fuel debris storage canister for decommissioning of 1FD

*Tadasuke Yamamoto¹, Sougo Iwata¹, Sayaka Masaki¹, Tatuya Aida¹, Takurou Aotani¹, Tomoaki Kita¹, Daiju Matumura², Ernst Arndt Reinecke³, Hirohisa Tanaka¹ (1. Kwansei Gakuin Univ, 2. Japan Atomic Energy Agency, 3. Forschungszentrum Juelich GmbH)

Time reserved for Chair （10:30 AM - 10:35 AM）

Oral presentation

[3H05-10] Technologies for Dismantling, Decontamination and Evaluation

Fri. Mar 18, 2022 10:35 AM - 12:15 PM Room H

Chair: Hideharu Takahashi (Tokyo Tech)

10:35 AM - 10:50 AM

[3H05] Laser spectrosopy for atoms and fine particles generated during laser cutting

*Masabumi Miyabe¹, Tomonori Yamada^1,2, Takuya Shibata¹, Chikara Ito¹, Hiroyuki Daido³, Shuichi Hasegawa⁴ (1. Japan Atomic Energy Agency, 2. The Wakasawan Energy Research Center, 3. Institute for Laser Technology, 4. The University of Tokyo)

10:50 AM - 11:05 AM

[3H06] Development of Removal Technique for Solid Contaminants with Ultra-Fine Bubbles for Decommissioning

*Masaumi Nakahara¹, Sou Watanabe¹, Shuya Kimura¹, Misaki Sasaki², Hiromitsu Inagaki³, Tetsuji Moriguchi² (1. JAEA, 2. Kyutech, 3. Chubu Electric Power)

11:05 AM - 11:20 AM

[3H07] Fundamental Study on Mechanism of Blasting Decontamination Device for Small Diameter Pipe (Part5)

*Seigo Kai¹, Hideharu Takahashi¹, Hayato Taniguchi², Akihiko Kawashima², Hiroshi Takahashi³, Keisuke Jinza⁴, Hiroshige Kikura¹ (1. Tokyo Institute of Technology, 2. Shintokogio, Ltd., 3. Fuji Furukawa Engineering & Construction Co.Ltd., 4. Fuji Electric Co., Ltd.)

11:20 AM - 11:35 AM

[3H08] Development of a cavity ringdown spectroscopic apparatus for DC glow discharge plasma

*Yusuke Maruyama¹, Ryohei Terabayashi¹, Kaoru Inoue¹, Masabumi Miyabe³, Hiroyuki Daido², Tomonori Yamada^3,4, Chikara Ito³, Takuya Shibata³, Shuichi Hasegawa¹ (1. UTokyo, 2. ILT, 3. JAEA, 4. WERC)

11:35 AM - 11:50 AM

[3H09] Development of Sr-90 analytical system based on highly sensitive laser absorption spectroscopy utilizing molecular isotope shifts

*Ryohei Terabayashi¹, Masahiro Sakurai¹, Kaoru Inoue¹, Yusuke Maruyama¹, Masabumi Miyabe², Shuichi Hasegawa¹ (1. UTokyo, 2. JAEA)

11:50 AM - 12:05 PM

[3H10] Development of general-purpose clearance radioactivity concentration measurement

(1)Investigation of issue in nuclide selection from Rule 274 nuclides

*Masato Watanabe¹, Kouji Hayashi², Ryouji Mizuno², Tomoo Horie³ (1. Chubu Electric Power, 2. Chuden CTI, 3. Techno Chubu)

Time reserved for Chair （12:05 PM - 12:15 PM）

Oral presentation

[3H11-14] Decommissioning Sites and Project Management

Fri. Mar 18, 2022 2:45 PM - 4:00 PM Room H

Chair: Haruo Morishige (Fukushima Nuclear Accident Countermeasures Review Group)

2:45 PM - 3:00 PM

[3H11] A Study for the optimization of the decommissioning project of nuclear facilities

(1)Extraction of important factors for the optimization

*Yukihiro Iguchi¹, Daisuke Kawasaki¹, Satoshi Yanagihara¹ (1. UNIVERSITY OF FUKUI)

3:00 PM - 3:15 PM

[3H12] Organization and solution measures for technical issues of decommissioning

*Kazuhiro Tanabe¹, Satoshi Yanagihara², Yukihiro Iguchi³, Daiichiro Oguri⁸, Yuto Awatani³, Kouji Saruta⁴, Isao Narikawa⁵, Akihiro Yanagida⁶, Shingo Ozawa⁷ (1. Kanden Plant, 2. Univ. of Fukui, 3. JAEA, 4. Takenaka, 5. Tokyo Energy & Systems, 6. Nissin Kiko, 7. CTC, 8. JAPC)

3:15 PM - 3:30 PM

[3H13] Technology Demonstration for Sampling of Fugen Reactor Core Components

(3)Current Status of Sampling for Reactor Core from Lateral

*Yuta Miyamoto¹, Hiroki Iwai¹, Norimasa Mori¹ (1. JAEA)

3:30 PM - 3:45 PM

[3H14] Construction of waste transportation route by building penetration for decommissioning

*Yuto Awatani¹, Kenta Aratani¹, Haruhiko Kadowaki¹, Yasuyuki Nakamura¹, Masahiro Ishiyama¹, Masashi Tezuka¹ (1. JAEA)

Time reserved for Chair （3:45 PM - 4:00 PM）

Sessions

V. Nuclear Fuel Cycle and Nuclear Materials » 505-3 Decommissioning Technology of Nuclear Facilities

[3H01-04] Decommissioning Technology for Fukushima

[3H01] Fukushima Daiichi Nuclear Power Station Reactor Carry-out Proposal

[3H02] Development of Remote Inspection Method using Advanced Super Dragon Articulated Robot Arm

(1)Project Outline and Measurement Method Development

[3H03] Development of Remote Inspection Method using Advanced Super Dragon Articulated Robot Arm

(2)Development of an Articulated Robot Arm with Telescopic Structure

[3H04] Research on hydrogen recombination catalyst arrangement in fuel debris storage canister for decommissioning of 1FD

[3H05-10] Technologies for Dismantling, Decontamination and Evaluation

[3H05] Laser spectrosopy for atoms and fine particles generated during laser cutting

[3H06] Development of Removal Technique for Solid Contaminants with Ultra-Fine Bubbles for Decommissioning

[3H07] Fundamental Study on Mechanism of Blasting Decontamination Device for Small Diameter Pipe (Part5)

[3H08] Development of a cavity ringdown spectroscopic apparatus for DC glow discharge plasma

[3H09] Development of Sr-90 analytical system based on highly sensitive laser absorption spectroscopy utilizing molecular isotope shifts

[3H10] Development of general-purpose clearance radioactivity concentration measurement

(1)Investigation of issue in nuclide selection from Rule 274 nuclides

[3H11-14] Decommissioning Sites and Project Management

[3H11] A Study for the optimization of the decommissioning project of nuclear facilities

(1)Extraction of important factors for the optimization

[3H12] Organization and solution measures for technical issues of decommissioning

[3H13] Technology Demonstration for Sampling of Fugen Reactor Core Components

(3)Current Status of Sampling for Reactor Core from Lateral

[3H14] Construction of waste transportation route by building penetration for decommissioning

Authentication