[2C16-22] Study for Reactor dismantling including application for Fukushima 2 | 2016 Fall Meeting

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Session Details

Oral PresentationIV. Nuclear Fuel Cycle and Nuclear Materials : 405-3 Decommissioning Technology of Nuclear Facilities

[2C16-22]Study for Reactor dismantling including application for Fukushima 2

Thu. Sep 8, 2016 4:20 PM - 6:10 PM JST
Thu. Sep 8, 2016 7:20 AM - 9:10 AM UTC

Room C Kumume City Plaza - Gallery 2

Chair: Toru Kitagaki (JAEA)

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

[2C16]Technology Development to Evaluate Dose Rate Distribution and to Search for Fuel Debris Submerged in Water for Decommissioning of Fukushima Daiichi Nuclear Power Station(1)Objective and Research Plan

*Jun-ichi Katakura¹, Keisuke Okumura², Kangsoo Kim³, Malcolm John Joyce⁴, Barry Lennox⁵ (1.Nagaoka University of Technology, 2.JAEA, 3.NMRI, 4.Lancaster Univ., 5.Univ. of Manchester)

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

[2C17]Technology Development to Evaluate Dose Rate Distribution and to Search for Fuel Debris Submerged in Water for Decomissioning of Fukushima Daiichi Nuclear Power Station(2)Construction of Radiation Sources and Three-dimensional Plant Model for Evaluation of Dose Rate Distribution

*Keisuke Okumura¹, Wakaei Sato¹, Hirobumi Maeda¹, Ikuo Wakaida¹, Tadahiro Washiya¹, Jun-ichi Katakura² (1.JAEA, 2.Nagaoka University of Technology)

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

[2C18]Technology Development to Evaluate Dose Rate Distribution and to Search for Fuel Debris Submerged in Water for Decommissioning of Fukushima Daiichi Nuclear Power Station(3)Verification of the performance of the debris survey by multibeam profiling sonar using imitation debris

*Ken-ichi Sawada¹, Kangsoo Kim¹, Saori Yokota¹, Kato Michio¹, Kazuya Nishimura¹, Naoteru Odano², Jun-ichi Katakura³ (1.NMRI, 2.Senboku City, 3.Nagaoka University of Technology)

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

[2C19]Effects of heating on the strength and the microstructure of the reactor structural steels during severe accident(1)Estimation of the effect of heating during severe accident on the microstructure and hardness of the reactor core internal component materials

*Yuto Aoki¹, Keita Yoshinaga¹, Kengo Hashimoto¹, Wataru Yoshida¹, Shiro Jitsukawa¹ (1.NIT Fukushima college)

5:20 PM - 5:35 PM JST(8:20 AM - 8:35 AM UTC)

[2C20]Effects of heating on the strength and the microstructure of the reactor structural steels during severe accident(2)Estimation of the heating effects on the strength of containment vessel steels of the damaged Fukushima Daiichi nuclear plants

*Keita Yoshinaga¹, Yuto Aoki¹, Kengo Hashimoto¹, Rikito Konno¹, Shiro Jitsukawa¹ (1.NIT Fukushima college)

5:35 PM - 5:50 PM JST(8:35 AM - 8:50 AM UTC)

[2C21]Influence of Atmosphere on Reaction between B₄C, 304 Grade of Stainless Steel and Zircaloy at 1473K

*Shigeru Ueda¹, Xu Gao¹, Ryosuke Sasaki¹, Shin-ya Kitamura¹, Yoshinao Kobayashi² (1.IMRAM, Tohoku University, 2.Titech)

5:50 PM - 6:05 PM JST(8:50 AM - 9:05 AM UTC)

[2C22]Dissolution behavior of SUS304 stainless steel into molten Fe-Cr-Ni-B-C alloy

*Yoshinao Kobayashi¹, Yuuya Morita¹, Takehiro Sumita¹, Shigeru Ueda², Toshio Nakagiri³ (1.Tokyo Institute of Technology, 2.Tohoku University, 3.Japan Atomic Energy Agency)

6:05 PM - 6:10 PM JST(9:05 AM - 9:10 AM UTC)

Time reserved for Chair

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