Oral presentation

[1H01-03] Engineered Barrier System

Mon. Mar 27, 2017 11:10 AM - 12:00 PM Room H (16-303 Building No.16)

Chair: Masato Kobayashi (RWMC)

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11:10 AM - 11:25 AM

[1H01] Deposition behavior evaluation of supersaturated silicic acid on illite, considering the alternation of backfill material

*Shinya Oyama¹, Tsuyoshi Sasagawa¹, Taiji Chida¹, Yuichi Niibori¹ (1. Tohoku University, Graduate School of Engineering, Department of Quantum Science and Energy Engineering)

11:25 AM - 11:40 AM

[1H02] Study on the interactions between bentonite buffer material and high alkaline groundwater during the reflooding phase

*Shun IINUMA¹, Shingo TANAKA², Naoko WATANABE², Tamotsu KOZAKI² (1. School of Engineering Hokkaido University, 2. Faculty of Engineering Hokkaido University)

11:40 AM - 11:55 AM

[1H03] Study on the Applicability of Cast Steel Overpack - Full-scale Demonstration of Manufacturability -

*Yusuke Ogawa¹, Satoru Suzuki¹, Kazuhisa Yamashina¹, Shigeru Kubota¹, Tomoya Shinozaki², Osamu Kato² (1. NUMO, 2. KOBELCO)

Time reserved for Chair （11:55 AM - 12:00 PM）

Oral presentation

[1H04-08] Radionuclide Inventory / Chemical Form

Mon. Mar 27, 2017 2:45 PM - 4:05 PM Room H (16-303 Building No.16)

Chair: Takumi Saito (Univ. of Tokyo)

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2:45 PM - 3:00 PM

[1H04] Determination of ¹⁰⁷Pd in Pd recovered from spent nuclear fuel solution by laser induced photoreduction

*Shiho ASAI¹, Takumi Yomogida¹, Morihisa Saeki², Hironori Ohba², Yukiko Hanzawa¹, Takuma Horita¹, Yoshihiro Kitatsuji¹ (1. JAEA, 2. QST)

3:00 PM - 3:15 PM

[1H05] Study on analysis mathod of the palladium-107 in radioactive waste collected from the Fukushima Daiichi Nuclear Power Station

*Yoshiyuki Sato^1,2, Takahito Tokunaga^1,2, Satoru Numayama^1,2, Kiwamu Tanaka^1,2, Takashi Ueno^1,2, Ken-ichiro Ishimori^1,2, Yutaka Kameo^1,2 (1. JAEA, 2. IRID)

3:15 PM - 3:30 PM

[1H06] Investigation of the existence form of C-14 in PWR

(1)Treatment of C-14 transport in safety assessment of disposal facility

*Yoshihiro Sema¹, Naoyuki Tamura¹, Takashi kozawa¹ (1. SAFETY ASSESSMENT GROUP DEVELOPMENT and ENGINEERING DEPT. RADIOACTIVE WASTE DISPOSAL BUSINESS DIVISION JAPAN NUCLEAR FUEL LIMITED)

3:30 PM - 3:45 PM

[1H07] Investigation of the existence form of C-14 in PWR

(2)Alternation of ion-exchange resin by heating and irradiation

*Kotaro Nakata¹, Michihiko Hironaga¹, Daisuke Minato¹, Kenichiro Kino², Akira Sakashita³, Koichiro Takao⁴, Tetsuo Sakakihara⁵ (1. CRIEPI, 2. NDC, 3. MHI, 4. Tokyo Tech, 5. SHIKOKU ELECTRIC POWER CO INC)

3:45 PM - 4:00 PM

[1H08] Investigation of the existence form of C-14 in PWR

(3)Study on chemical form of the insoluble C-14 in particle samples of actual plant coolant .

*Kenichiro Kino¹, Akira Sakashita², Koutaro Nakata³, Shintaro Tsuji⁴, Toshikazu Waki⁴ (1. Nucler Development Corporation, 2. Mitsubishi Heavy Industries,LTD, 3. Central Research Institute of Electric Power Industry, 4. Kansai Electric Power Co,INC)

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

Oral presentation

[1H09-12] Nuclide Migration

Mon. Mar 27, 2017 4:05 PM - 5:10 PM Room H (16-303 Building No.16)

Chair: Katsuhiro Hama (JAEA)

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4:05 PM - 4:20 PM

[1H09] Effects of borate on the formation of Calcium Silicate Hydrate and Cesium adsorption behavior

*Naoya Hara¹, Taiji Chida¹, Yuichi Niibori¹ (1. Tohoku Univ.)

4:20 PM - 4:35 PM

[1H10] Zirconium solubility in the presence of hydroxycarboxylic acids

*Peng Wang¹, Taishi Kobayashi¹, Takayuki Sasaki¹ (1. Kyoto University Graduate School of Engineering)

4:35 PM - 4:50 PM

[1H11] Characterization and determination of thermodynamic quantities of humic acid dissolved in deep groundwater at Horonobe, Hokkaido, Japan(2).

*Shingo Kimuro¹, Akira Kirishima¹, Daisuke Akiyama¹, Nobuaki Sato¹, Seiya Nagao², Motoki Terashima³, Yuki Amano³, Kazuya Miyakawa³ (1. IMRAM, Tohoku Univ., 2. Institute of Nature and Environmental Technology, Kanazawa University , 3. JAEA)

4:50 PM - 5:05 PM

[1H12] Size and compositional distributions of groundwater colloids after re-submersion

*Takumi Saito¹, Teruki Iwatsuki² (1. Nuclear Professional School, School of Engineering, The University of Tokyo, 2. Tono Geoscience Center, Japan Atomic Energy Agency)

Time reserved for Chair （5:05 PM - 5:10 PM）

Oral presentation

[1H13-15] Performance Assessment

Mon. Mar 27, 2017 5:10 PM - 6:00 PM Room H (16-303 Building No.16)

Chair: Taiji Chida (Tohoku Univ.)

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5:10 PM - 5:25 PM

[1H13] FEP management for the NUMO Safety Case

*Takafumi Hamamoto¹, Susumu Kurosawa¹, Keisuke Ishida¹, Kiyoshi Fujisaki¹, Katsuhiko Ishiguro¹, Masaki Tsukamoto¹, Hiroyuki Umeki¹ (1. NUMO)

5:25 PM - 5:40 PM

[1H14] Development of realistic safety assessment models for the repository designs tailored to geological settings

*Keisuke Ishida¹, Kiyoshi Fujisaki¹, Katsuhiko Ishiguro¹, Masaki Tsukamoto¹, Manabu Inagaki¹, Hiroyuki Umeki¹ (1. Nuclear Waste Management Organization of Japan)

5:40 PM - 5:55 PM

[1H15] Improvement of radioactive concentration calculation method of LLW facility

*HIROSHI TAKEUCHI¹, KUNIHIRO NAKAI¹, MITSUSHI MOTOYAMA¹, Yasuhiro Kon², Naokazu Sumitani³, Keiji Morimoto³, Toshikazu Waki³, Shintaro Tsuji³ (1. JGC, 2. Tohoku Electric Power, 3. Kansai Electric Power)

Time reserved for Chair （5:55 PM - 6:00 PM）

Oral presentation

[2H01-03] Safety of Repository

Tue. Mar 28, 2017 9:45 AM - 10:35 AM Room H (16-303 Building No.16)

Chair: Kunio Ota (NUMO)

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9:45 AM - 10:00 AM

[2H01] Analysis of Energy Released by Criticality Accident in Direct Disposal of Spent Nuclear Fuel

*Tomoaki Kobayashi¹, Shiho Syundou¹, Tomohiko Iwasaki¹, Naoto Aizawa¹ (1. Tohoku Univ.)

10:00 AM - 10:15 AM

[2H02] Analysis of neutron field on geological repository of various high-level radioactive waste

(1)Further analysis of neutron field around high-level radioactive waste

*Daiki Maeda¹, Naoto Aizawa¹, Tomohiko Iwasaki¹ (1. Tohoku Univ.)

10:15 AM - 10:30 AM

[2H03] Safety measures of HLW geological disposal facility during an operation period against natural disaster

Safety measures in case of fire hazard

*hiromitsu yamakawa¹, Akinori Hasui¹, Masahiro Kawakubo¹, Hidekazu Asano¹ (1. RWMC)

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

Oral presentation

[2H04-08] Geological Environment

Tue. Mar 28, 2017 10:35 AM - 12:00 PM Room H (16-303 Building No.16)

Chair: Katuhiro Tsukimura (AIST)

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10:35 AM - 10:50 AM

[2H04] Evaluation of the impact of future uplift/erosion in the NUMO Safety Case

*Kunio Ota¹, Keisuke Ishida¹, Kiyoshi Fujisaki¹, Saori Yamada¹ (1. Nuclear Waste Management Organization of Japan (NUMO))

10:50 AM - 11:05 AM

[2H05] Development of Quality Management System for site investigation (1)

*Saori Yamada¹, Kunio Ota¹, Takanori Kunimaru¹, Stratis Vomvoris², Niels Giroud² (1. Nuclear Waste Management Organization of Japan, 2. Nagra)

11:05 AM - 11:20 AM

[2H06] Mizunami Underground Research Laboratory Project

Development of Mass Transport Modeling Methodology

*KATSUHIRO HAMA¹, MASAYUKI ISHIBASHI¹, YASUHARU TANAKA² (1. JAEA, 2. CRIEPI)

11:20 AM - 11:35 AM

[2H07] In situ Diffusion Experiment for siliceous mudstone at the Horonobe URL

*Hirokazu Ohno¹, Masaki Takeda¹, Eiichi Ishii¹, Satoshi Kawate¹ (1. JAEA)

11:35 AM - 11:50 AM

[2H08] Fault Reactivation Experiment and Frictional Properties of Mont Terri Rock Laboratory, Switzerland

*Kazuhiro Aoki¹, Kazuyoshi Seshimo¹, Christophe Nussbaum², Yves Guglielmi³, Toshihiko Shimamoto⁵, Toru Sakai⁴, Masao Kametaka⁴, Shengli Ma⁵, Lu Yao⁵ (1. Japan Atomic Energy Agency, 2. Swisstopo, 3. University of California Berkeley, 4. Dia Consultants, 5. Institute of Geology, China Earthquake Administration)

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

Sessions

IV. Nuclear Fuel Cycle and Nuclear Materials » 405-2 Waste Disposal and Its Environmental Aspects

[1H01-03] Engineered Barrier System

[1H01] Deposition behavior evaluation of supersaturated silicic acid on illite, considering the alternation of backfill material

[1H02] Study on the interactions between bentonite buffer material and high alkaline groundwater during the reflooding phase

[1H03] Study on the Applicability of Cast Steel Overpack - Full-scale Demonstration of Manufacturability -

[1H04-08] Radionuclide Inventory / Chemical Form

[1H04] Determination of ¹⁰⁷Pd in Pd recovered from spent nuclear fuel solution by laser induced photoreduction

[1H05] Study on analysis mathod of the palladium-107 in radioactive waste collected from the Fukushima Daiichi Nuclear Power Station

[1H06] Investigation of the existence form of C-14 in PWR

(1)Treatment of C-14 transport in safety assessment of disposal facility

[1H07] Investigation of the existence form of C-14 in PWR

(2)Alternation of ion-exchange resin by heating and irradiation

[1H08] Investigation of the existence form of C-14 in PWR

(3)Study on chemical form of the insoluble C-14 in particle samples of actual plant coolant .

[1H09-12] Nuclide Migration

[1H09] Effects of borate on the formation of Calcium Silicate Hydrate and Cesium adsorption behavior

[1H10] Zirconium solubility in the presence of hydroxycarboxylic acids

[1H11] Characterization and determination of thermodynamic quantities of humic acid dissolved in deep groundwater at Horonobe, Hokkaido, Japan(2).

[1H12] Size and compositional distributions of groundwater colloids after re-submersion

[1H13-15] Performance Assessment

[1H13] FEP management for the NUMO Safety Case

[1H14] Development of realistic safety assessment models for the repository designs tailored to geological settings

[1H15] Improvement of radioactive concentration calculation method of LLW facility

[2H01-03] Safety of Repository

[2H01] Analysis of Energy Released by Criticality Accident in Direct Disposal of Spent Nuclear Fuel

[2H02] Analysis of neutron field on geological repository of various high-level radioactive waste

(1)Further analysis of neutron field around high-level radioactive waste

[2H03] Safety measures of HLW geological disposal facility during an operation period against natural disaster

Safety measures in case of fire hazard

[2H04-08] Geological Environment

[2H04] Evaluation of the impact of future uplift/erosion in the NUMO Safety Case

[2H05] Development of Quality Management System for site investigation (1)

[2H06] Mizunami Underground Research Laboratory Project

Development of Mass Transport Modeling Methodology

[2H07] In situ Diffusion Experiment for siliceous mudstone at the Horonobe URL

[2H08] Fault Reactivation Experiment and Frictional Properties of Mont Terri Rock Laboratory, Switzerland

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