Oral presentation

[1A01-06] Nuclide separation and recovery 1

Wed. Sep 13, 2017 10:25 AM - 12:00 PM Room A (B11 - B1 Block)

Chair:Hajime Kinoshita (Univ. of Sheffield)

+Add all to schedule

10:25 AM - 10:40 AM

[1A01] Study on Separation Behavior of Strontium and Yttrium Using CMPO Impregnated Adsorbent

*Taiga KAWAMURA^1,2, Tatsuya ITO¹, Seong-Yun KIM¹ (1. Tohoku University, 2. Japan Nuclear Fuel Limited)

10:40 AM - 10:55 AM

[1A02] Decontamination of rare earth metals from surface of glass by the emulsion consisting of HDEHP and nitric acid

*Ryoma Yasue¹, Kayo Sawada¹, Youichi Enokida¹ (1. Nagoya Univ.)

10:55 AM - 11:10 AM

[1A03] Separation of platinum group metals by phase-transition-based aqueous solvent extraction

*Haruka Tateno¹, Takehiko Tsukahara¹ (1. Laboratory for Advanced Nuclear Energy, Institute of Innovative Research, Tokyo Institute of Technology)

11:10 AM - 11:25 AM

[1A04] Solvent extraction and separation of Se, Zr, Pd, and Cs having long lived radionuclides

Part III, Investigation of new solvent for the replacement of n-dodecane

*Yuji Sasaki¹, Shinichi Suzuki¹, Hideaki Shiwaku¹, tohru kobayashi¹, Keisuke Ito¹, Yuya Takahashi², Masaaki Kaneko², Kazuhito Asano² (1. Japan Atomic Energy Agency, 2. Toshiba corporation)

11:25 AM - 11:40 AM

[1A05] Reduction and Resource Recycling of High-level Radioactive Wastes through Nuclear Transmutation (LLFP separation )

(1)Extraction Behavior of Simulated Fission Products by Chloride Molten Salts

*Akihiro Uehara¹, Koichiro Takao², Yuji Shibahara¹ (1. Kyoto University Research Reactor Institute, 2. Laboratory for Advanced Nuclear Energy, Institute of Innovative Research, Tokyo Institute of Technology)

11:40 AM - 11:55 AM

[1A06] Reduction and Resource Recycling of High-level Radioactive Wastes through Nuclear Transmutation (LLFP separation )

(2)Effects of Acid Concentrations on Elution of Nuclides from Simulated Vitrified Wastes

*Koichiro Takao¹, Akihiro Uehara², Yasuhisa Ikeda¹ (1. LANE, TokyoTech, 2. Research Reactor Institute, Kyoto Univ.)

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

Oral presentation

[1A07-11] Treatment of Secandary Waste from Water Treatment

Wed. Sep 13, 2017 2:45 PM - 4:05 PM Room A (B11 - B1 Block)

Chair:Yuji Sasaki (JAEA)

+Add all to schedule

2:45 PM - 3:00 PM

[1A07] Cesium and Strontium adsorption characteristics on zeolite type hybrid sorbent

*Takatoshi Hijikata¹, Takeshi Tsukada¹, Tadafumi Koyama¹, Tomoya Kitagawa², Minoru Matsukura², Hitoshi Mimura² (1. Central Research Institite of Electric Power Industry, 2. UNION SHOWA K.K.)

3:00 PM - 3:15 PM

[1A08] Stabilization of Iron Coprecipitation Slurry by Iron Phosphate Glass

*Shoichi Ono¹ (1. Tokyo Electric Power Company Holdings, Inc.)

3:15 PM - 3:30 PM

[1A09] Development of solidification techniques with minimised water content for secondary radioactive aqueous wastes in Fukushima

(5)Leaching rate of Sr²⁺ and Cl^-

*Keita Irisawa¹, Takumi Taniguchi¹, Masahiro Namiki¹, Ines Garcia-Lodeiro², Takeshi Osugi¹, Osamu Nakazawa¹, Hajime Kinoshita² (1. Japan Atomic Energy Agency, 2. The University of Sheffield)

3:30 PM - 3:45 PM

[1A10] Development of solidification techniques with minimised water content for secondary radioactive aqueous wastes in Fukushima

(6)Incorporation of simulated secondary aqueous wastes in CAC and CAP cements

*Ines Garcia Lodeiro¹, Rodolphe Lebon¹, Dominic Mahoney¹, Boyu Zhang¹, Keita Irisawa², Takeshi Ohsugi², Osamu Nakazawa², Hajime Kinoshita¹ (1. University of Sheffield, 2. JAEA)

3:45 PM - 4:00 PM

[1A11] Development of solidification techniques with minimised water content for secondary radioactive aqueous wastes in Fukushima

(7)Leaching test of CAC and CAP containing simulated secondary wastes

Ines Garcia-Lodeiro¹, Rodolphe Lebon¹, Dominic Mohoney¹, Boyu Zhang¹, Keita Irisawa², Takeshi Ohsugi², Osamu Nakazawa², *Hajime Kinoshita¹ (1. University of Sheffield, 2. Japan Atomic Energy Agency)

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

Oral presentation

[1A12-15] Debris Treatment 1

Wed. Sep 13, 2017 4:05 PM - 5:10 PM Room A (B11 - B1 Block)

Chair:Akihiro Uehara (Kyoto Univ.)

+Add all to schedule

4:05 PM - 4:20 PM

[1A12] Development of Fuel Debris Treatment Technology by the Fluorination Method

(13)Simulated Debris Preparation Experiments (Part 2)

*Keita Endo¹, Shinji Watanabe¹, Kuniyoshi Hoshino¹, Akira Sasahira¹, Tetsuo Fukasawa¹, Takahiro Chikazawa² (1. Hitachi-GE , 2. Mitsubisi Materials)

4:20 PM - 4:35 PM

[1A13] Development of Fuel Debris Treatment Technology by the Fluorination Method

(14)Simulated Debris Fluorination Experiments (Part 4)

*Kuniyoshi Hoshino¹, Keita Endo¹, Shinji Watanabe¹, Akira Sasahira¹, Tetsuo Fukasawa¹, Takahiro Chikazawa² (1. Hitachi-GE, 2. Mitsubishi Materials)

4:35 PM - 4:50 PM

[1A14] Development of Fuel Debris Treatment Technology by the Fluorination Method

(15)Multi-component Fluorides Oxidation Experiments

*Takahiro Chikazawa¹, Tetsuo Fukasawa² (1. Mitsubishi Materials, 2. Hitachi-GE)

4:50 PM - 5:05 PM

[1A15] Development of Fuel Debris Treatment Technology by the Fluorination Method

(16)Thermodynamic Evaluation of Fluorination of Uranium and Structural Materials

*Nobuaki Sato¹, Akira Kirishima¹, Tetsuo Fukasawa² (1. Tohoku University, 2. Hitachi-GE)

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

Oral presentation

[1A16-19] Debris Treatment 2

Wed. Sep 13, 2017 5:10 PM - 6:15 PM Room A (B11 - B1 Block)

Chair:Koichiro Takao (Tokyo Tech)

+Add all to schedule

5:10 PM - 5:25 PM

[1A16] Basic study on actinide leaching and waste management of MCCI debris

(4)The effect of fuel debris composition on the actinide leaching behavior

*Akito Nagatomo¹, Akira Kirishima¹, Daisuke Akiyama¹, Takayuki Sasaki², Nobuaki Sato¹ (1. IMRAM, tohoku univ., 2. Kyoto University garaduate school of engineering and faculty of engineering)

5:25 PM - 5:40 PM

[1A17] Selective fluorination and molten salt electrolysis of fuel debris

(1)Selective fluorination process

*Haruaki Matsuura¹, Takafumi Uchiyama¹, Atsushi Nezu², Nobuaki Sato³ (1. Tokyo City Univ., 2. Tokyo Institute of Technology, 3. Tohoku Univ.)

5:40 PM - 5:55 PM

[1A18] Selective fluorination and molten salt electrolysis of fuel debris

(2)dissolution behavior of zirconium fluoride to molten fluoride

*Tadayoshi Sato¹, Haruaki Matsuura¹, Takafumi Uchiyama¹, Nobuaki Sato² (1. Tokyo City University, 2. Tohoku University)

5:55 PM - 6:10 PM

[1A19] Selective fluorination and molten salt electrolysis of fuel debris

(3)electrochemical behavior of zirconium in molten chloride coexisting fluoride

*Tatsuya Emori¹, Takafumi Uchiyama², Haruaki Matsuura^1,2 (1. Tokyo City University Graduate School, 2. Tokyo City University Atomic Energy Research Laboratory)

Time reserved for Chair （6:10 PM - 6:15 PM）

Oral presentation

[2A01-05] Decontamination and Evaluation of Radiolysis Gas

Thu. Sep 14, 2017 9:30 AM - 10:45 AM Room A (B11 - B1 Block)

Chair:Takeshi Tsukada (CRIEPI)

+Add all to schedule

9:30 AM - 9:45 AM

[2A01] Development of decontamination technology for clearance of low level Uranium contained metal waste

Study of Uranium processing facility

*Takuji Fukuda¹, Yohei Saiki¹, Toyokazu Aoki¹, Kazunari Oguchi¹ (1. Nuclear Fuel Industries, Ltd.)

9:45 AM - 10:00 AM

[2A02] Development of the electrochemical decontamination system (2nd report)

*Masaki Ogawa¹, Kazuya Narumiya¹, Yohei Mitsuno¹, Masanori Kanda¹ (1. NGK INSULATORS,LTD.)

10:00 AM - 10:15 AM

[2A03] Behavior of Radiolytic Gas in Zeolite Bed under Gamma-ray Irradiation

*Takafumi Motooka¹, Isao Yamagishi¹ (1. JAEA)

10:15 AM - 10:30 AM

[2A04] Basic Study on Reduction of Hydrogen Concentration for Radioactive Waste Long-Term Storage Containers

(1)Experimental Plans

*Yota Suzuki¹, Yusei Tanaka¹, Hiep Nguyen H.¹, Gaku Takase¹, Yoshihisa Hiraki¹, Kazuyuki Takase¹, Isamu Kudo², Ryutaro Hino³ (1. Nagaoka University of Technology, 2. Advan Eng, 3. Japan Atomic Energy Agency)

10:30 AM - 10:45 AM

[2A05] Basic Study on Reduction of Hydrogen Concentration for Radioactive Waste Long-Term Storage Containers

(2)Development of hydrogen recombination catalyst using geopolymer

*Isamu Kudo¹, Shogo Taira¹, Keisuke Tanizawa¹, Taro Utsumi², Nobuhiro Oda², Hisayuki Suematsu², Kazuyuki Takase² (1. DAVAN ENG, 2. Nagaoka University of Technology)

Oral presentation

[2A06-10] Vitrification 1

Thu. Sep 14, 2017 10:45 AM - 12:00 PM Room A (B11 - B1 Block)

Chair:Ippei Amamoto (JAEA)

+Add all to schedule

10:45 AM - 11:00 AM

[2A06] Basic research programs of vitrification technology for waste volume reduction

(39)A Basic research on the applicability of iron phosphate glass for low-level radioactive waste - Overview and plan of fused glass solidification with nuclides contamination -

*Fuminori Sato¹, Takahito Chaki², Yasuo Saito¹, Tsuyoshi Arai² (1. Japan Atomic Energy Agency, 2. Shibaura Institute of Technology)

11:00 AM - 11:15 AM

[2A07] Basic research programs of vitrification technology for waste volume reduction

(40)Improvement of vitrified solids of surrogate nuclides to the treated ion exchange resin

*Kouichi Ikeda¹, Takeshi Tsukada¹, Tsuyoshi Usami¹, Shizue Furukawa¹, Kazuyoshi Uruga¹ (1. criepi)

11:15 AM - 11:30 AM

[2A08] Basic research programs of vitrification technology for waste volume reduction

(41)Evaluation of advanced borosilicate glasses chemical durabilities

*Kohei Owaku¹, satoshi yuuki¹, yoshiyuki miura¹, haruka tada¹, norio kanehira¹ (1. JAPAN NUCLEAR FUEL LIMITED )

11:30 AM - 11:45 AM

[2A09] Basic research programs of vitrification technology for waste volume reduction

(42)Bottom drain test and synchrotron X-ray absorption analysis of iron phosphate glass sample containing simulated HLLW

*Yoshihiro Okamoto¹, Hidekazu Kobayashi¹, Takayuki Nagai¹, Hiromi Kobayashi², Masanobu Honma², Kazuya Hirono², Kiyoshi Hatakeyama², Hideaki Shiwaku¹ (1. JAEA, 2. E&E Techno Service Co. Ltd.)

11:45 AM - 12:00 PM

[2A10] Basic research programs of vitrification technology for waste volume reduction

(43)Separation property of HLW adsorption glass for Mo and Zr recovery

*Hirohide Kofuji¹, Sou Watanabe¹, Ichiro Goto¹, Yasunori Miyazaki¹, Kazunori Nomura¹, Masayuki Takeuchi¹ (1. JAEA)

Oral presentation

[2A11-16] Vitrification 2

Thu. Sep 14, 2017 2:45 PM - 4:20 PM Room A (B11 - B1 Block)

Chair:Tetsuo Fukasawa (HGNE)

+Add all to schedule

2:45 PM - 3:00 PM

[2A11] Basic research programs of vitrification technology for waste volume reduction

(44)Effect of bubbling and mechanical agitation on reduction of yellow phase

*Takeshi Tsukada¹, Kazuyoshi Uruga¹, Tsuyoshi Usami¹ (1. CRIEPI)

3:00 PM - 3:15 PM

[2A12] Basic research programs of vitrification technology for waste volume reduction

(45)Facilitation of cold-cap reaction by powderization of feed glass

*Uruga Kazuyoshi¹, Takeshi Tsukada¹, Tsuyoshi Usami¹ (1. Central Research Institute of Electric Power Industry)

3:15 PM - 3:30 PM

[2A13] Basic research programs of vitrification technology for waste volume reduction

(46)Reaction of Platinoids in the cold cap

*Tsuyoshi Usami¹, Kazuyoshi Uruga¹, Takeshi Tsukada¹ (1. CRIEPI)

3:30 PM - 3:45 PM

[2A14] Basic research programs of vitrification technology for waste volume reduction

(47)Noble Metal Descending Behavior in a Molten Glass - Observation of simulating fluid -

*Iku MIYASAKA¹, Midori UCHIYAMA¹, Kunihiko NAKANO¹, Hiroaki FUJIWARA¹ (1. IHI Corp.)

3:45 PM - 4:00 PM

[2A15] Basic research programs of vitrification technology for waste volume reduction

(48)Noble Metal Descending Behavior in Molten Glass -Numerical Analysis of the Motion of Plumes Containing Noble Metal Particles-

*Shunji Homma¹, Tamaki Yoshikawa¹, Ryota Nakajima¹, Iku Miyasaka², Midori Uchiyama², Hiroaki Fujiwara² (1. Saitama University, 2. IHI)

4:00 PM - 4:15 PM

[2A16] Basic research programs of vitrification technology for waste volume reduction

(49)Numerical modeling of behavior of noble metal particles in Joule heated glass melter

*Hiroaki Fujiwara¹, Hiroshi Ikai¹, Kunihiko Nakano¹, Syun-ichiro Ueno¹, Iku Miyasaka¹ (1. IHI)

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

Oral presentation

[2A17-20] Vitrification 3

Thu. Sep 14, 2017 4:20 PM - 5:25 PM Room A (B11 - B1 Block)

Chair:Hirohide Kofuji (JAEA)

+Add all to schedule

4:20 PM - 4:35 PM

[2A17] Immobilization of strontium in porous glass

*Seo Uchimura¹, Kayo Sawada¹, Youichi Enokida¹ (1. Nagoya University)

4:35 PM - 4:50 PM

[2A18] Examination and evaluation of iron phosphate glass composition aimed for high loading low radioactive waste liquid

*Takahito Chaki¹, Tsuyoshi Arai², Fuminori Sato³, Yasuo Saito³ (1. Shibaura Institute of Technology Graduate School, 2. Shibaura Institute of Technology , 3. Japan Atomic Enrgy Agency)

4:50 PM - 5:05 PM

[2A19] Effect of Addition of Cs on Local Structure Around Zr in Iron Phosphate Glass

*Yuri Tajimi¹, Hirohide Kofuji², Sou Watanabe², Tetsuji Yano³, Rikiya Kado³, Haruaki Matsuura¹ (1. Tokyo City University, 2. Japan Atomic Energy Agency, 3. Tokyo Institute of Technology)

5:05 PM - 5:20 PM

[2A20] Study on the performance of nuclides contamination gives to the substance formation in the iron phosphate glass

*Masahiro Mouri¹, Takahito Chaki¹, Tsuyoshi Arai², Fuminori Sato³, Yasuo Saito³ (1. Shibaura Institute of Technology graduate school, 2. Shibaura Institute of Technology, 3. Japan Atomic Energy Agency)

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

Oral presentation

[2A21-24] Vitrification 4

Thu. Sep 14, 2017 5:25 PM - 6:30 PM Room A (B11 - B1 Block)

Chair:Uruga Kazuyoshi (CRIEPI)

+Add all to schedule

5:25 PM - 5:40 PM

[2A21] Development of Recovery Process of Platinum-group Metals from HLLW for Stable Production and Volume Reduction of Homogeneous Vitrified Object

(24)Comprehensive evaluation of sorbent for separation of platimum group species

*Ippei AMAMOTO¹, Hidekazu KOBAYASHI¹, Yasuo AYAME¹, Takashi OHNISHI¹, Akiko KOSHIZAKA², Yoshio HASEGAWA², Yusuke INABA³, Kazuo UTSUMI³, Kenji TAKESHITA³, Jun ONOE⁴ (1. JAEA, 2. Art Kagaku, 3. Tokyo Tech, 4. Nagoya Univ.)

5:40 PM - 5:55 PM

[2A22] Thermodynamic optimization of MoO₃ solubility in SiO₂-B₂O₃-Al₂O₃-CaO-Na₂O glass melts

*Toru Sugawara¹, Toshiaki Ohira¹, Kouhei Oowaku², Norio Kanehira² (1. Akita University, 2. Japan Nuclear Fuel Limited)

5:55 PM - 6:10 PM

[2A23] Local Structure of Simulated Radioactive Wastes around Mo and Zr in Molten Borosilicate Glasses Including Vanadium

*Kei Shiina¹, Yuri Tazimi¹, Takafumi Uchiyama¹, Toshiaki Kakihara², Hidenori Kawashima², Haruaki Matsuura¹ (1. Tokyo City University, 2. IHI corpoation)

6:10 PM - 6:25 PM

[2A24] Investigation of platinum group compounds generated in the vitrification process

(1)Synthetic experiments of ruthenium, rhodium, and glass frit

*Takayuki Nagai¹, Hidekazu Kobayashi¹, Yoshihiro Okamoto¹, Hideaki Shiwaku¹, Daisuke Akiyama², Nobuaki Sato² (1. JAEA, 2. IMRAM, Tohoku Univ.)

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

Oral presentation

[3A01-04] Vitrification 5

Fri. Sep 15, 2017 9:30 AM - 10:30 AM Room A (B11 - B1 Block)

Chair:Hitoshi Mimura (UNION SHOWA)

+Add all to schedule

9:30 AM - 9:45 AM

[3A01] Electrochemical reduction of simulated vitrified waste glass in molten salt for separation and recovery of LLFPs

*Yumi Katasho¹, Kouji Yasuda^2,3, Toshiyuki Nohira¹ (1. Institute of Advanced Energy, Kyoto Univ., 2. Agency for Health, Safety and Environment, Kyoto Univ., 3. Graduate School of Energy Science, Kyoto Univ. )

9:45 AM - 10:00 AM

[3A02] Investigation of Cs Leaching Behaviour from spent Zeolite Solidified using Borate Glass

*Akane Usui¹, Aiki Watanabe¹, Tsuyoshi Arai² (1. Shibaura Institute of Technology Graduate School, 2. Shibaura Institute of Technology)

10:00 AM - 10:15 AM

[3A03] Leaching behavior of constituent elements from vitrified waste containing spent zeolite used in the contaminated water treatment

*Aiki Watanabe¹, Akane Usui¹, Tsuyoshi Arai² (1. Shibaura Institute of technology Graduate School , 2. Shibaura Institute of technology)

10:15 AM - 10:30 AM

[3A04] Search of vitrification matrix with high-loading capacity

change of chemical durability with monovalent and divalent metal content

*Ryo Souma¹, Katsushige Komatsu¹, Shigeru Yamamoto¹, Akihiro Yamada¹, Jun Matsuoka¹, Kouhei Oowaku², Norio Kanehira² (1. The university of shiga prefecture, 2. Japan Nuclear Fuel Limited)

Oral presentation

[3A05-10] Nuclide Separation and Recovery 2

Fri. Sep 15, 2017 10:30 AM - 12:00 PM Room A (B11 - B1 Block)

Chair:Daisuke Sugiyama (CRIEPI)

+Add all to schedule

10:30 AM - 10:45 AM

[3A05] Realization Development of the Flexible Waste Management System for MA P&T Technology

(2)R&D on Production Process for HLW Granular form

*Fumiki Mizusako¹, Akihiro Suzuki¹, Atsushi Ohuchi¹, Kenichi Matsushima¹ (1. NFD)

10:45 AM - 11:00 AM

[3A06] Realization Development of the Flexible Waste Management System for MA P&T Technology

(3)Micro-size Composition in the Simulated HLW Calcine

*AKIHIRO SUZUKI¹, ATSUSHI OHUCHI¹, KENICHI MATSUSHIMA¹, FUMIKI MIZUSAKO¹ (1. NFD)

11:00 AM - 11:15 AM

[3A07] Realization Development of the Flexible Waste Management System for MA P&T Technology

(4)Dissolution behavior of the Simulated HLW Granular form

*Tatsuro Matsumura¹, Sho Ishii¹, Akihiro Suzuki², Fumiki Mizusako² (1. JAEA, 2. NFD)

11:15 AM - 11:30 AM

[3A08] Realization Development of the Flexible Waste Management System for MA P&T Technology

(5)Storage Concept and Thermal Property

*Tetsuo Fukasawa¹, Kuniyoshi Hoshino¹, Keita Endo¹, Akihiro Suzuki², Atsushi Ohuchi² (1. Hitachi-GE, 2. NFD)

11:30 AM - 11:45 AM

[3A09] Realization Development of the Flexible Waste Management System for MA P&T Technology

(6)Chemical stability of the HLW granular form during the storage

*Yusa Muroya¹, Yaohiro Inagaki², Tatsumi Arima², Akihiro Suzuki³ (1. ISIR, Osaka Univ., 2. Kyushu Univ., 3. NFD)

11:45 AM - 12:00 PM

[3A10] Development of Elution and Recovery Method of Cs and Sr from Zeolites

(1)Elution Properties and Recovery of Cs

*Hitoshi Mimura¹, Minoru Matsukura¹, Tomoya Kitagawa¹, Fumio Kurosaki¹, Hiroyuki Hashimoto² (1. UNION SHOWA, 2. Tohoku University)

Oral presentation

[3A11-14] Geopolymer Solidification

Fri. Sep 15, 2017 2:45 PM - 3:45 PM Room A (B11 - B1 Block)

Chair:Tatsuro Matsumura (JAEA)

+Add all to schedule

2:45 PM - 3:00 PM

[3A11] Study on Solidification Technique for Secondary Waste Produced form Contraminated Water Treatment

(3)Investigation into Dry Method of Geopolymer Solidification

*Masaru Yuhara¹, Kanae Matsuyama¹, Masumitsu Toyohara¹, Masaaki Kaneko¹, Chiaki Shimoda¹, Fumi Takahashi¹ (1. Toshiba)

3:00 PM - 3:15 PM

[3A12] Geopolymer Solidification Technology approved by the Czech/Slovak Nuclear Authority

Solidification testing of Cr contaminated resin Waste Stream using SIAL Geopolymer

*Hisashi Mikami¹, Kimihiro Onozaki¹, Genichi Katagiri¹, Takahiro Matsuda², Hirofumi Nogichi², Milena Prazska³, Marcela Blazsekova³, Jan Rezbarik³ (1. Fuji Electric Co.,Ltd., 2. The Japan Atomic Power Company, 3. Amec Foster Wheeler)

3:15 PM - 3:30 PM

[3A13] Geopolymer Solidification of Fly Ash with Easily Soluble Cesium Compounds

(3)Comparison of G-value and Cesium Leachability between Geopolymer and Cement

*Takahiro Kikuchi¹, Yasuhiro Suzuki¹, Yuta Nakamura³, Masaki Takaoka³, Yasuyuki Ishida², Takao Ichimura², Tsutomu Suzuki² (1. JGC CORPORATION, 2. TAIHEIYO CEMENT CORPORATION, 3. Kyoto Univ.)

3:30 PM - 3:45 PM

[3A14] Geopolymer Solidification of Fly Ash with Easily Soluble Cesium Compounds

(4)Influence of Ageing Condition on Chemical Form and Leaching Behavior of Cesium

*Yuta Nakamura¹, Masaki Takaoka¹, Takahiro Kikuchi², Yasuhiro Suzuki², Yasuyuki Ishida³, Takao Ichimura³, Tsutomu Suzuki³ (1. Kyoto Univ., 2. JGC, 3. Taiheiyo Cement)

Oral presentation

[3A15-19] Predisposal Management of Fukushima Accident Waste

Fri. Sep 15, 2017 3:45 PM - 5:00 PM Room A (B11 - B1 Block)

Chair:Akihiro Suzuki (NFD)

+Add all to schedule

3:45 PM - 4:00 PM

[3A15] Volume reduction of ¹³⁷Cs-contaminated wastes by hot processing and ion-exchange chromatography

*Tsuneki Ichikawa^1,2, Kazuo Yamada², Masahiro Osako² (1. Hokkaido University, 2. National Institute for Environmental Studies)

4:00 PM - 4:15 PM

[3A16] Research about aging degradation of containers and other materials for storage of removed soil at temporary storage site in Fukushima Prefecture

*Yusuke Takahashi¹, Tetsuji Ito², Hiroshi Nagasawa² (1. Fukushima Prefecture Centre for Environmental Creation, 2. Fukushima Technology Centre Fukushima Technical Support Centre)

4:15 PM - 4:30 PM

[3A17] Migration behavior of radioactive nuclides to structural materials in accumulated water at Fukushima daiichi nuclear power station

(1)Migration behavior of Cs, Sr and Ni

*Haruka Aihara¹, Atsuhiro Shibata¹, Kazunori Nomura¹ (1. Japan Atomic Energy Agency)

4:30 PM - 4:45 PM

[3A18] Development of inventory evaluation methods for the radioactive wastes of Fukushima Daiichi Nuclear Power Station

(11)Modelling estimation methodology of radionuclide distribution in reactor building

*Daisuke Sugiyama³, Ryo Nakabayashi³, Tomonari Fujita³, Yoshikazu Koma², Yoko Takahatake², Takashi Ashida², Yoshio Aoki¹, Hideaki Uchiyama¹, Sohken Ojiro¹ (1. IRID, 2. JAEA, 3. CRIEPI)

4:45 PM - 5:00 PM

[3A19] Development of inventory evaluation methods for the radioactive wastes of Fukushima Daiichi Nuclear Power Station

(12)Modeling of the radionuclide concentration in the contaminated water of each unit

*Atsuhiro Shibata¹, Yoshikazu Koma¹, Takao Ohi¹, Hirokazu Takahashi² (1. Japan Atomic Energy Agency, 2. QJ Science)

Oral presentation

[1H01-03] Liquid Waste Treatment

Wed. Sep 13, 2017 10:05 AM - 10:55 AM Room H (C212 - C Block)

Chair:Hisakazu Nakata (JAEA)

+Add all to schedule

10:05 AM - 10:20 AM

[1H01] Development of Treatment for Low Radioactive Effluent in Tokai Reprocessing Plant.

(16)Study on Hydrogen Generation from Cement Solidified Products.

*Yoshiyuki Ito¹, Ryotatsu Matsushima¹, Fuminori Sato¹, Yasuo Saito¹ (1. JAEA)

10:20 AM - 10:35 AM

[1H02] Development of Treatment for Low Radioactive Effluent in Tokai Reprocessing Plant

(17)Study on Cement Based Encapsulation of Sodium Carbonate Liquid Waste by Full-scale Mixing

*Ryotatsu Matsushima¹, Fuminori Sato¹, Yasuo Saito¹, Daiki Atarashi² (1. Japan Atomic Energy Agency, 2. Shimane University)

10:35 AM - 10:50 AM

[1H03] Oxidative decomposition of lactic acid in radioactive liquid waste

*Yoichi Arai^1,2, Sou Watanabe¹, Hiromichi Ogi¹, Toshio Kubota², Kazunori Nomura¹ (1. Japan Atomic Energy Agency, 2. Ibaraki University)

Time reserved for Chair （10:50 AM - 10:55 AM）

Oral presentation

[1H04-07] Characterization of Waste Package

Wed. Sep 13, 2017 10:55 AM - 12:00 PM Room H (C212 - C Block)

Chair:Keita Irisawa (JAEA)

+Add all to schedule

10:55 AM - 11:10 AM

[1H04] Development of Confirmation Methods of Waste Packages to Radioactive Wastes Generated from Research Facilities

(1)Development Plan for Confirmation Methods of Waste Packages for Near Surface Disposal

*Sari Izumo¹, Hirokazu Hayashi¹, Hisakazu Nakata¹, Yutaka Kameo¹, Hiroya Amazawa¹, Akihiro Sakai¹ (1. Japan Atomic Energy Agency)

11:10 AM - 11:25 AM

[1H05] Development of Confirmation Methods of Waste Packages to Radioactive Wastes Generated from Research Facilities

(2)Construction of Radiochemical Analytical Scheme for Metal Samples

*Yusuke Shimomura¹, Mami Kochiyama¹, Tomoko Haraga¹, Ken-ichiro Ishimori¹, Yutaka Kameo¹ (1. Japan Atomic Energy Agency)

11:25 AM - 11:40 AM

[1H06] Development of Confirmation Methods of Waste Packages to Radioactive Wastes Generated from Research Facilities

(3)Study of Common Evaluation Method to Determine the Radioactivity Concentration

*Hirokazu Hayashi¹, Sari Izumo¹, Hisakazu Nakata¹, Tomoyuki Tsuji¹, Hiroya Amazawa¹, Akihiro Sakai¹ (1. Japan Atomic Energy Agency)

11:40 AM - 11:55 AM

[1H07] Development of Confirmation Methods of Waste Packages to Radioactive Wastes Generated from Research Facilities

(4)Study on Filling of Sandy Soil into Voids in Waste Container

*Hisakazu Nakata¹, Hirokazu Hayashi¹, Hiroya Amazawa¹, Akihiro Sakai¹ (1. Japan Atomic Energy Agency)

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

Sessions

IV. Nuclear Fuel Cycle and Nuclear Materials » 405-1 Radioactive Waste Management

[1A01-06] Nuclide separation and recovery 1

Part III, Investigation of new solvent for the replacement of n-dodecane

(1)Extraction Behavior of Simulated Fission Products by Chloride Molten Salts

(2)Effects of Acid Concentrations on Elution of Nuclides from Simulated Vitrified Wastes

[1A07-11] Treatment of Secandary Waste from Water Treatment

(5)Leaching rate of Sr2+ and Cl-

(6)Incorporation of simulated secondary aqueous wastes in CAC and CAP cements

(7)Leaching test of CAC and CAP containing simulated secondary wastes

[1A12-15] Debris Treatment 1

(13)Simulated Debris Preparation Experiments (Part 2)

(14)Simulated Debris Fluorination Experiments (Part 4)

(15)Multi-component Fluorides Oxidation Experiments

(16)Thermodynamic Evaluation of Fluorination of Uranium and Structural Materials

[1A16-19] Debris Treatment 2

(4)The effect of fuel debris composition on the actinide leaching behavior

(1)Selective fluorination process

(2)dissolution behavior of zirconium fluoride to molten fluoride

(3)electrochemical behavior of zirconium in molten chloride coexisting fluoride

[2A01-05] Decontamination and Evaluation of Radiolysis Gas

Study of Uranium processing facility

(1)Experimental Plans

(2)Development of hydrogen recombination catalyst using geopolymer

[2A06-10] Vitrification 1

(39)A Basic research on the applicability of iron phosphate glass for low-level radioactive waste - Overview and plan of fused glass solidification with nuclides contamination -

(40)Improvement of vitrified solids of surrogate nuclides to the treated ion exchange resin

(41)Evaluation of advanced borosilicate glasses chemical durabilities

(42)Bottom drain test and synchrotron X-ray absorption analysis of iron phosphate glass sample containing simulated HLLW

(43)Separation property of HLW adsorption glass for Mo and Zr recovery

[2A11-16] Vitrification 2

(44)Effect of bubbling and mechanical agitation on reduction of yellow phase

(45)Facilitation of cold-cap reaction by powderization of feed glass

(46)Reaction of Platinoids in the cold cap

(47)Noble Metal Descending Behavior in a Molten Glass - Observation of simulating fluid -

(48)Noble Metal Descending Behavior in Molten Glass -Numerical Analysis of the Motion of Plumes Containing Noble Metal Particles-

(49)Numerical modeling of behavior of noble metal particles in Joule heated glass melter

[2A17-20] Vitrification 3

[2A21-24] Vitrification 4

(24)Comprehensive evaluation of sorbent for separation of platimum group species

(1)Synthetic experiments of ruthenium, rhodium, and glass frit

[3A01-04] Vitrification 5

change of chemical durability with monovalent and divalent metal content

[3A05-10] Nuclide Separation and Recovery 2

(2)R&D on Production Process for HLW Granular form

(3)Micro-size Composition in the Simulated HLW Calcine

(4)Dissolution behavior of the Simulated HLW Granular form

(5)Storage Concept and Thermal Property

(6)Chemical stability of the HLW granular form during the storage

(1)Elution Properties and Recovery of Cs

[3A11-14] Geopolymer Solidification

(3)Investigation into Dry Method of Geopolymer Solidification

Solidification testing of Cr contaminated resin Waste Stream using SIAL Geopolymer

(3)Comparison of G-value and Cesium Leachability between Geopolymer and Cement

(4)Influence of Ageing Condition on Chemical Form and Leaching Behavior of Cesium

[3A15-19] Predisposal Management of Fukushima Accident Waste

(1)Migration behavior of Cs, Sr and Ni

(11)Modelling estimation methodology of radionuclide distribution in reactor building

(12)Modeling of the radionuclide concentration in the contaminated water of each unit

[1H01-03] Liquid Waste Treatment

(16)Study on Hydrogen Generation from Cement Solidified Products.

(17)Study on Cement Based Encapsulation of Sodium Carbonate Liquid Waste by Full-scale Mixing

[1H04-07] Characterization of Waste Package

(1)Development Plan for Confirmation Methods of Waste Packages for Near Surface Disposal

(2)Construction of Radiochemical Analytical Scheme for Metal Samples

(3)Study of Common Evaluation Method to Determine the Radioactivity Concentration

(4)Study on Filling of Sandy Soil into Voids in Waste Container

Authentication

(5)Leaching rate of Sr²⁺ and Cl^-