Oral Presentation

[2E01-05] Standardization of safety assessment

Sun. Mar 27, 2016 2:45 PM - 4:05 PM Room E (Lecture Rooms B B202)

Chair: Yukihiro Iguchi (Fukui Univ)

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2:45 PM - 3:00 PM

[2E01] Standardization of safety acessements for decommissioning

(1)意義と目的

＊Akio Tamura¹, Ken-ichi Tanaka², Yoshihiko Horikawa³, Kazuo Mizukoshi³, Jun Ueno⁴ (1.JANSI, 2.IAE, 3.NEL, 4.GNES)

3:00 PM - 3:15 PM

[2E02] Standardization of safety assessments for decommissioning

(2)Survey for IAEA safety requirements

＊Yoshihiko Horikawa¹, Tamura Akio², Kazuma Mizukoshi¹, Ueno Jun³, Ken-ichi Tanaka⁴ (1.NEL, 2.JANSI, 3.GNES, 4.IAE)

3:15 PM - 3:30 PM

[2E03] Standardization of safety assessments for decommissioning

(3)工事パラメータの調査

＊Kazuma Mizukoshi¹, Yoshihiko Horikawa¹, Akio Tamura², Jun Ueno³, Ken-ichi Tanaka⁴ (1.NEL, 2.JANSI, 3.GNES, 4.IAE)

3:30 PM - 3:45 PM

[2E04] Standardization of safety assessments for decommissioning

(4)Parameters for Environment transition

＊Jun Ueno¹, Akio Tamura², Yoshihiko Horikawa³, Kazuma Mizukoshi³, Ken-ichi Tanaka⁴ (1.GNES, 2.JANSI, 3.NEL, 4.IAE)

3:45 PM - 4:00 PM

[2E05] Standardization of safety assessments for decommissioning

(5)Practice of safety assessment for deciommissioning

＊Ken-ichi Tanaka¹, Akio Tamura², Yoshihiko Horikawa³, Kazuma Mizukoshi³, Jun Ueno⁴ (1.IAE, 2.JANSI, 3.NEL, 4.GNES)

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

Oral Presentation

[2E06-10] System development and evaluation

Sun. Mar 27, 2016 4:05 PM - 5:25 PM Room E (Lecture Rooms B B202)

Chair: Ken-Ichi Tanaka (NUPEC)

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4:05 PM - 4:20 PM

[2E06] A study on optimization of dismantling scenarios in Fugen decommissioning project (4)

＊Yuya Koda¹, masashi tezuka¹, satoshi yanagihara² (1.Japan Atomic Energy Agency Decommissioning Engineering Center, 2.University of Fukui Research Institute of Nuclear Engineering)

4:20 PM - 4:35 PM

[2E07] Evaluation of Decommissioning Cost

Study on Uncertainties in Project Scheduling

＊Haruka Okude¹, Daisuke kawasaki¹, Satoshi Yanagihara¹ (1.University of Fukui)

4:35 PM - 4:50 PM

[2E08] A study on inventory evaluation for decommissioning with PHITS

＊Riku Nakamura¹, Tetsuo Matsumoto¹ (1.Tokyo City Univ. Engineering department)

4:50 PM - 5:05 PM

[2E09] Integration of Knowledge Management Support System for the Decommissioning of Nuclear Facilities

(4)Knowledge Base Development based on Knowledge Engineering Method

＊Yasuaki KATO^1,2, Satoshi YANAGIHARA¹, Yukihiro IGUCHI^1,2, Masashi TEZUKA², Yuya KODA² (1.University of Fukui , 2.JAEA)

5:05 PM - 5:20 PM

[2E10] Integration of Knowledge Management Support System for the Decommissioning of Nuclear Facilities

(5)Study for the Support System by VR/AR Technology

＊Yukihiro Iguchi^1,2, Satoshi Yanagihara¹, Masashi Tezuka², Yuya Koda², Yasuaki Kato^1,2 (1.University of Fukui, 2.JAEA)

Time reserved for Chair （5:20 PM - 5:25 PM）

Oral Presentation

[2E11-14] Decontamination technology for reactor

Sun. Mar 27, 2016 5:25 PM - 6:30 PM Room E (Lecture Rooms B B202)

Chair: Koichi Kitamura (JAEA)

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5:25 PM - 5:40 PM

[2E11] Mechanisms, Methods and Devices of Nuclear Reactor Decontamination

Review of the Several Nuclear Decontamination Mechanisms, Methods and Devices

＊Eisuke Minehara¹, Ryuichiro Yamagishi¹, Ryoya ISHIGAMI¹, Shin'ichi TOYAMA¹ (1.The Wakasa Wan Energy Research Center)

5:40 PM - 5:55 PM

[2E12] Consideration on complete laser peeling and decontamination technologies for nuclear reactor decommissioning

＊Ryuichiro Yamagishi¹, Ryoya ISHIGAMI¹, Shin'ichi TOYAMA¹, Eisuke MINEHARA¹ (1.The Wakasawan Energy Recerch Center)

5:55 PM - 6:10 PM

[2E13] Development of chemical decontamination method for PWR decommissioning

study of the decontamination conditions

Koji Negishi¹, ＊Yumi Yaita¹, Masato Okamura¹, Taro Kanamaru¹, Hiromi Aoi¹, Akira Ikeda¹ (1.TOSHIBA)

6:10 PM - 6:25 PM

[2E14] Development of chemical decontamination method for PWR decommissioning

The evaluation of ozone concentration by experiment and computational fluid dynamics

＊Toshihiro Yoshii¹, Yumi Yaita¹, Koji Negishi¹, Yasushi Yamamoto¹, Hiromi Aoi², Taro Kanamaru² (1.Toshiba Corporation Power and industrial Systems R&D Center, 2.Toshiba Corporation Isogo Engineering Center)

Time reserved for Chair （6:25 PM - 6:30 PM）

Oral Presentation

[3E01-08] Relevant issues for Fukushima accident

Mon. Mar 28, 2016 9:50 AM - 12:00 PM Room E (Lecture Rooms B B202)

Chair: Shin’ichi Toyama (WERC)

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9:50 AM - 10:05 AM

[3E01] Development of Quick and Remote Analysis for Severe Accident Reactor

(1)Laser remote analysis under severe environment

＊Ikuo Wakaida¹, Hironori Ohba¹, Katsuaki Akaoka¹, Masaki Ohba¹, Alexandre Ruas¹, Morihisa Saeki¹, Masabumi Miyabe¹, Yuji Ikeda², tetsuo sakka³ (1.Japan Atomic Energy Agency, 2.Imagineering, Inc., 3.Kyoto Univ.)

10:05 AM - 10:20 AM

[3E02] Development of Quick and Remote Analysis for Severe Accident Reactor

(2)Characteristics of LIBS emission from metal alloy under high radiation dose rates

＊Hironori Ohba¹, Morihisa Saeki¹, Katsuaki Akaoka¹, Ikuo Wakaida¹ (1.JAEA)

10:20 AM - 10:35 AM

[3E03] Development of Quick and Remote Analysis for Severe Accident Reactor

(3)Characteristics of microwave assisted LIBS

＊Masaki Oba¹, Katsuaki Akaoka1¹, Masabumi Miyabe¹, Ikuo Wakaida¹, Hironori Ohba¹, Ruas Alexandre¹ (1.JAEA)

10:35 AM - 10:50 AM

[3E04] Development of Quick and Remote Analysis for Severe Accident Reactor

(4)Application of laser-induced breakdown spectroscopy to zirconium in aqueous solution

＊Alexandre Ruas¹, Hironori Ohba¹, Katsuaki Akaoka¹, Ikuo Wakaida¹ (1.JAEA)

10:50 AM - 11:05 AM

[3E05] Development of Quick and Remote Analysis for Severe Accident Reactor

(5)Analysis of spectra using the least-square method

＊Katsuaki Akaoka¹, Masaki Ohba¹, Masabumi Miyabe¹, Ikuo Wakaida¹ (1.JAEA)

11:05 AM - 11:20 AM

[3E06] Fukushima Nuclear Accident Countermeasures- fuel debris collection iced method of construction

＊Haruo Morishige¹, Haruki Morishige ¹, Yosuke Yamashiki² (1.Fukushima Nuclear Accident Countermeasures Review Group, 2.Kyouto University)

11:20 AM - 11:35 AM

[3E07] A method for passive reduction in criticality of fuel debris dust

＊Hiroki Takezawa¹, Toru Obara¹ (1.Tokyo Institute of Technology)

11:35 AM - 11:50 AM

[3E08] Remote decontamination system for contaminated water tanks

＊Shoko Yashio¹, Kotaro Ohno¹, Kazuaki Yoshimoto¹, Ryo Matsuura¹, Kazuki Ide¹ (1.Obayashi corporation)

Time reserved for Chair （11:50 AM - 12:00 PM）

Oral Presentation

[3E09-14] Dismantling and cutting technology

Mon. Mar 28, 2016 2:45 PM - 4:20 PM Room E (Lecture Rooms B B202)

Chair: Ikuo Wakaida (JAEA)

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2:45 PM - 3:00 PM

[3E09] Toshiba solutions for D&D applied to Zorita NPP decomissionning

Technologies and Lessons Learned

＊Keita Takakura¹, Toshihiko Shinoda¹, Koji Hotta¹, Masamichi Obata¹, Yoshinori Taniguchi², Akira Okada² (1.Chemical System Design & Engineering Dept., Toshiba Corporation, 2.Westinghouse Electric Japan KK.)

3:00 PM - 3:15 PM

[3E10] In-situ dismantling of the liquid waste storage tank LV-1 in JRTF

(7)Cutting of LV-1 tank

＊Ryuji MIMURA¹, Yuta YOKOZUKA¹, Toshiki FUJIKURA¹, Koichi NEMOTO¹, Kunio SHIRAISHI¹ (1.Japan Atomic Energy Agency)

3:15 PM - 3:30 PM

[3E11] Laser Cutting of Thick Steel Plates with 30 kW Fiber Laser (IV)

＊Shin'ichi Toyama¹, Ryoya Ishigami¹, Eisuke Minehara¹, Ryuichiro Yamagishi¹ (1.WERC)

3:30 PM - 3:45 PM

[3E13] Development and demonstration of the axial cutting device for small diameter brass tubes

(1)Splitting the long brass tube with small diameter by using the prototype device

＊Eitoku NAKANISHI¹, Koji SUGIURA¹, Masashi TEZUKA², Yuya KODA², Ichiro YOSHINO³, Shuichi HACHIKAWA³ (1.MIE Univ., 2.Japan Atomic Energy Agency, 3.NACHI-FUJIKOSHI Corp.)

3:45 PM - 4:00 PM

[3E14] Development and demonstration of the axial cutting device for small diameter brass tubes

(2)Splitting test of the brass tubes with small diameter

＊Koji SUGIURA¹, Eitoku NAKANISHI¹, Masashi TEZUKA², Yuya KODA², Ichiro YOSHINO³, Shuichi HACHIKAWA³ (1.MIE Univ., 2.Japan Atomic Energy Agency, 3.NACHI-FUJIKOSHI Corp.)

4:00 PM - 4:15 PM

[3E12] Development and demonstration of the axial cutting device for small diameter brass tubes

(3)Demonstratin of axial cutting against the condensor cooling tubes

＊Masashi TEZUKA¹, Yuya KODA¹, Eitoku NAKANISHI², Koji SUGIHARA², Ichiro YOSHINO³, Shuichi HACHIKAWA³ (1.JAEA, 2.MIE Univ., 3.FUJIKOSHI)

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

Sessions

IV. Nuclear Fuel Cycle and Nuclear Materials » 405-3. Decommissioning Technology of Nuclear Facilities

[2E01-05] Standardization of safety assessment

(1)意義と目的

(2)Survey for IAEA safety requirements

(3)工事パラメータの調査

(4)Parameters for Environment transition

(5)Practice of safety assessment for deciommissioning

[2E06-10] System development and evaluation

Study on Uncertainties in Project Scheduling

(4)Knowledge Base Development based on Knowledge Engineering Method

(5)Study for the Support System by VR/AR Technology

[2E11-14] Decontamination technology for reactor

Review of the Several Nuclear Decontamination Mechanisms, Methods and Devices

study of the decontamination conditions

The evaluation of ozone concentration by experiment and computational fluid dynamics

[3E01-08] Relevant issues for Fukushima accident

(1)Laser remote analysis under severe environment

(2)Characteristics of LIBS emission from metal alloy under high radiation dose rates

(3)Characteristics of microwave assisted LIBS

(4)Application of laser-induced breakdown spectroscopy to zirconium in aqueous solution

(5)Analysis of spectra using the least-square method

[3E09-14] Dismantling and cutting technology

Technologies and Lessons Learned

(7)Cutting of LV-1 tank

(1)Splitting the long brass tube with small diameter by using the prototype device

(2)Splitting test of the brass tubes with small diameter

(3)Demonstratin of axial cutting against the condensor cooling tubes

Authentication