Oral presentation

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

[2B10-15] Decommissioning of Fukushima Daiichi NPP 3

Thu. Sep 8, 2022 2:45 PM - 4:20 PM Room B (E1 Bildg.2F No.21)

Chair:Tatsuya Suzuki(Nagaoka Univ. of Tech.)

2:45 PM - 3:00 PM

[2B10] Development of Exposure Reduction Technologies by Digitalization of Environment and Radioactive Source Distribution

(1) Overview

*Koji Okamoto¹, Masahiro Suzuki¹, Takashi Yamaguchi¹ (1. Japan Atomic Energy Agency)

3:00 PM - 3:15 PM

[2B11] Development of Exposure Reduction Technologies by Digitalization of Environment and Radioactive Source Distribution

(2)R&D of Engines for Radioactive Source Reconstruction, Air Dose Rate Estimation, and their Visualization

*Masahiko Machida¹, Wei Shi², Susumu Yamada¹, Hiroko Nakamura Miyamura¹, Toshiaki Numata¹, Tomoki Sato¹, Yasuhiro Tobita¹, Toru Yoshida³, Yukihiro Hasegawa³, Koji Okamoto¹ (1. JAEA, 2. UTokyo, 3. RIST)

3:15 PM - 3:30 PM

[2B12] Development of Exposure Reduction Technologies by Digitalization of Environment and Radioactive Source Distribution

(3) LASSO Theory and Demonstration for Inverse Estimation on Radioactive Source Distributions

*Wei Shi¹, Masahiko Machida², Susumu Yamada², Toru Yoshida³, Yukihiro Hasegawa³, Koji Okamoto^1,2 (1. UTokyo, 2. JAEA, 3. RIST)

3:30 PM - 3:45 PM

[2B13] Development of Exposure Reduction Technologies by Digitalization of Environment and Radioactive Source Distribution

(4) Research and development of radiation sources estimation engine: Large scale analysis inside building

*Susumu Yamada¹, Yoshiaki Numata¹, Tomoaki Sato¹, Yasuhiro Tobita¹, Masahiko Machida¹, Wei Shi² (1. JAEA, 2. UTokyo)

3:45 PM - 4:00 PM

[2B14] Development of Exposure Reduction Technologies by Digitalization of Environment and Radioactive Source Distribution

(5)Research and development of Interactive Visualization Engine: Utilization of Mixed Reality

*Hiroko Nakamura Miyamura¹, Tomoki Sato¹, Yoshiaki Numata¹, Yasuhiro Tobita¹, Masahiko Machida¹ (1. JAEA)

4:00 PM - 4:15 PM

[2B15] Development of Exposure Reduction Technologies by Digitalization of Environment and Radioactive Source Distribution

(6)Computational method validation and effectiveness evaluation of an estimation system of radiation sources and dose rates

*Yuto Aoki¹, Rintaro Ito¹, Akihiro Kitamura¹, Takazumi Omori¹, Tatsuro Taniguchi¹, Hiroshi Ide¹ (1. JAEA)

Time reserved for Chair (4:15 PM - 4:20 PM)

Session information