Oral presentation

[2K01-04] Pyroprocessing

Thu. Sep 14, 2017 9:30 AM - 10:35 AM Room K (N301 - N Block)

Chair:Shimada Takashi (MHI)

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9:30 AM - 9:45 AM

[2K01] Development of Innovative Nuclear Waste Burning System by Fast Reactor Cycle Using Pu Metallic Fuel with MA

(11)Electro-refining test of high-content-Zr TRU metal fuel (2)

*Takashi Omori¹, Hitoshi Nakamura¹, ryosuke Miura¹, Yasushi Tsuboi¹, Kazuo Arie¹, Masatoshi Iizuka², Tsuyoshi Murakami² (1. Toshiba Corporation, 2. Central Research Institute of Electric Power Industry)

9:45 AM - 10:00 AM

[2K02] Development of Innovative Nuclear Waste Burning System by Fast Reactor Cycle Using Pu Metallic Fuel with MA

(12)Study on Removal of Rare-earth Fission Products from Spent Salt by Precipitation

*Koichi Uozumi¹, Masatoshi Iizuka¹, Yoshiharu Sakamura¹, Takashi Omori² (1. Central Research Institute of Electric Power Industry, 2. Toshiba Corporation)

10:00 AM - 10:15 AM

[2K03] Co-precipitation for U and Pu onto Solid Cathode by Electrorefining in molten salt

*Kohei Tada¹, Shinichi Kitawaki¹, Yoshiharu Sakamura², Tsuyoshi Murakami² (1. Japan Atomic Energy Agency, 2. Central Research Institute of Electric Power Industry)

10:15 AM - 10:30 AM

[2K04] An electrochemical study on recovery of selenium dissolved in molten CaCl₂

*Yoshiharu Sakamura¹, Tsuyoshi Murakami¹, Koichi Uozumi¹ (1. CRIEPI)

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

Oral presentation

[2K05-09] Minor actinides recovery

Thu. Sep 14, 2017 10:35 AM - 11:55 AM Room K (N301 - N Block)

Chair:Yoshiharu Sakamura (CRIEPI)

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10:35 AM - 10:50 AM

[2K05] Single step MA recovery process using CMPO-HDEHP/SiO₂-P adsorbent

(1)Ln(III) elution process

*Tomoaki Sakurai¹, Ryoji Abe¹, Yuya Katai², Haruaki Matsuura², Tuyoshi Arai³, Sou Watanabe⁴, Yuichi Sano⁴, Masayuki Takeuchi⁴ (1. Shibaura Institute of Technology Graduate School, 2. Tokyo City University, 3. Shibaura Institute of Technology, 4. Japan Atomic Energy Agency)

10:50 AM - 11:05 AM

[2K06] Single step MA recovery process using CMPO-HDEHP/SiO2-P adsorbent

(2)Structual analysis of complex

*Yuya Katai¹, Haruaki Matsuura¹, Tomoaki Sakurai ², Tsuyoshi Arai², Sou Watanabe³ (1. Tokyo City University, 2. Shibaura Institute of Technology, 3. Japan Atomic Energy Agency)

11:05 AM - 11:20 AM

[2K07] Depending on the degree of crosslinking of the Sty-DVB carrier, Changes in adsorption / elution characteristics

*Ena Pe¹, Tsuyoshi Arai^2,4, Sou Watanabe³, Yuichi Sano³, Masayuki Takeuti³, Kohei Nagosi³, Ryoji Abe⁴ (1. Tokyo Institute of Technology Graduate School, 2. Shibaura Institute of Technology, 3. Japan Atomic Energy Agency, 4. Shibaura Institute of Technology Graduate School)

11:20 AM - 11:35 AM

[2K08] Examination of Novel Extractants for MA separation

*Hideya Suzuki¹, Yasuhiro Tsubata¹, Yasutoshi Ban¹, Mitsunobu Shibata¹, Tatsuya Kurosawa¹, Tomohiro Kawasaki¹, tatsuro matsumura¹ (1. Japan Atomic Energy Agency)

11:35 AM - 11:50 AM

[2K09] Influence of gamma-radiolysis of MA separation agent of HONTA on extraction performance

*Tomohiro Toigawa¹, Hideya Suzuki¹, Yasutoshi Ban¹, Sho Ishii¹, Tatsuro Matsumura¹ (1. Japan Atomic Energy Agency)

Time reserved for Chair （11:50 AM - 11:55 AM）

Oral presentation

[2K10-12] Recovery of U, Pu, Th

Thu. Sep 14, 2017 2:45 PM - 3:35 PM Room K (N301 - N Block)

Chair:Koichi Uozumi (CRIEPI)

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2:45 PM - 3:00 PM

[2K10] Thermostability of Cyclic Urea Derivatives for Selective Precipitation of Uranium(VI)

*Keisuke Nishimura¹, Tomoya Suzuki², Masanobu Nogami¹, Yasuhisa Ikeda² (1. Graduate School of Science and Engineering Research, Kindai University, 2. Laboratory for Advanced Nuclear Energy, Tokyo Institute of Technology)

3:00 PM - 3:15 PM

[2K11] Fundamental Study on Simple Reprocessing Method for Spent Thorium Fuels by Using Uranium-Selective Precipitant

(3)Precipitation Behavior of Tetravalent Metal Ions upon Contact with Double-Headed 2-pyrrolidone Derivatives

*Hiroyuki Kazama¹, Satoru Tsushima^2,3, Yasuhisa Ikeda¹, Koichiro Takao¹ (1. LANE, Tokyo Tech, 2. HZDR, 3. WRHI, Tokyo Tech)

3:15 PM - 3:30 PM

[2K12] Development of extraction apparatus for the co-processing process

(1)Evaluation of extraction performance with the changes of O/A ratio in centrifugal contactor

*Atsushi Sakamoto¹, Yuichi Sano¹, Masayuki Takeuchi¹, Masayuki Watanabe¹, Kenji Koizumi¹ (1. JAEA)

Time reserved for Chair （3:30 PM - 3:35 PM）

Oral presentation

[2K13-14] Separation of Fission Products

Thu. Sep 14, 2017 3:35 PM - 4:10 PM Room K (N301 - N Block)

Chair:Koichi Uozumi (CRIEPI)

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3:35 PM - 3:50 PM

[2K13] Temperature Effects on Extraction Behavior of Platinum Group Metals, Mo, and Zr in HNO₃(aq)-IL Biphasic Systems

*Soma Kono¹, Hiroyuki Kazama², Koichiro Takao², Tsuyosi Arai³ (1. Shibaura Institute of Technology Graduate College, 2. Tokyo Institute of Technology, 3. Shibaura Institute of Technology)

3:50 PM - 4:05 PM

[2K14] Adsorption behavior of Mo (VI) and Zr (IV) onto impregnated non-woven material

*Ryoji ABE¹, Tsuyoshi ARAI², Sou Watanabe³, Yuichi SANO³, Masayuki TAKEUCHI³ (1. Shibaura institute of technology Graduate School, 2. Shibaura institute of technology, 3. Japan Atomic Energy Agency)

Time reserved for Chair （4:05 PM - 4:10 PM）

Oral presentation

[2K15-18] Safety in Fuel Cycle

Thu. Sep 14, 2017 4:10 PM - 5:15 PM Room K (N301 - N Block)

Chair:Takehiko Tsukahara (Tokyo Tech)

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4:10 PM - 4:25 PM

[2K15] Conceptual Syudy of Dry Storage Method for Spent Fuel Assemblies Based on Haneycomb Concrete Overpack(COP)

*Yoshio Hida¹, Yoshiaki Katsuyama², Shigeki Hayashi², Hirohide Hashimoto³, Takashi Murata⁴ (1. WATS, 2. Kanden Plant, 3. IHI Construction Materials, 4. Murata Engineering)

4:25 PM - 4:40 PM

[2K16] Study on the combustion behavior of radiolytically generated hydrogen explosion in vessels at the reprocessing plant

(14)Comparison with numerical analysis and experiment of simulated horizontal connected two large cylindrical vessels

*Yuki Akamatsu¹, Tatsuya Kudo¹, Yoshikazu Tamauchi¹, Masanao Nakano¹, Naoya Sakagami¹, Kohei Otake¹, Nobuyuki Arai¹, Wenbin Dai², Motohiro Sakaihara², Osamu Kanehira² (1. Japan Nuclear Fuel Limited, 2. Mitsubishi Materials Corporation)

4:40 PM - 4:55 PM

[2K17] Study on the combustion behavior of radiolytically generated hydrogen explosion in vessels at the reprocessing plant

(15)Hydrogen concentration dependence of hydrogen explosion in simulated horizontal connected two large cylindrical vessels

*Tatsuya Kudo^1,3, Yoshikazu Tamauchi¹, Masanao Nakano¹, Naoya Sakagami¹, Kouhei Otake¹, Nobyuki Arai¹, Wenbin Dai², Motohiro Sakaihara², Osamu Kanehira² (1. JNFL, 2. MMC, 3. Tohoku university)

4:55 PM - 5:10 PM

[2K18] Study on ruthenium volatilization during evaporation and dryness of nitrate solution

Volatilization of tetroxide ruthenium during dryness and denitration of simulated high-level liquid waste

*Tetsuya Kato¹, Tsuyoshi Usami¹, Takeshi Tsukada¹ (1. CRIEPI)

Time reserved for Chair （5:10 PM - 5:15 PM）

Sessions

IV. Nuclear Fuel Cycle and Nuclear Materials » 404-3 Fuel Reprocessing

[2K01-04] Pyroprocessing

[2K01] Development of Innovative Nuclear Waste Burning System by Fast Reactor Cycle Using Pu Metallic Fuel with MA

(11)Electro-refining test of high-content-Zr TRU metal fuel (2)

[2K02] Development of Innovative Nuclear Waste Burning System by Fast Reactor Cycle Using Pu Metallic Fuel with MA

(12)Study on Removal of Rare-earth Fission Products from Spent Salt by Precipitation

[2K03] Co-precipitation for U and Pu onto Solid Cathode by Electrorefining in molten salt

[2K04] An electrochemical study on recovery of selenium dissolved in molten CaCl₂

[2K05-09] Minor actinides recovery

[2K05] Single step MA recovery process using CMPO-HDEHP/SiO₂-P adsorbent

(1)Ln(III) elution process

[2K06] Single step MA recovery process using CMPO-HDEHP/SiO2-P adsorbent

(2)Structual analysis of complex

[2K07] Depending on the degree of crosslinking of the Sty-DVB carrier, Changes in adsorption / elution characteristics

[2K08] Examination of Novel Extractants for MA separation

[2K09] Influence of gamma-radiolysis of MA separation agent of HONTA on extraction performance

[2K10-12] Recovery of U, Pu, Th

[2K10] Thermostability of Cyclic Urea Derivatives for Selective Precipitation of Uranium(VI)

[2K11] Fundamental Study on Simple Reprocessing Method for Spent Thorium Fuels by Using Uranium-Selective Precipitant

(3)Precipitation Behavior of Tetravalent Metal Ions upon Contact with Double-Headed 2-pyrrolidone Derivatives

[2K12] Development of extraction apparatus for the co-processing process

(1)Evaluation of extraction performance with the changes of O/A ratio in centrifugal contactor

[2K13-14] Separation of Fission Products

[2K13] Temperature Effects on Extraction Behavior of Platinum Group Metals, Mo, and Zr in HNO₃(aq)-IL Biphasic Systems

[2K14] Adsorption behavior of Mo (VI) and Zr (IV) onto impregnated non-woven material

[2K15-18] Safety in Fuel Cycle

[2K15] Conceptual Syudy of Dry Storage Method for Spent Fuel Assemblies Based on Haneycomb Concrete Overpack(COP)

[2K16] Study on the combustion behavior of radiolytically generated hydrogen explosion in vessels at the reprocessing plant

(14)Comparison with numerical analysis and experiment of simulated horizontal connected two large cylindrical vessels

[2K17] Study on the combustion behavior of radiolytically generated hydrogen explosion in vessels at the reprocessing plant

(15)Hydrogen concentration dependence of hydrogen explosion in simulated horizontal connected two large cylindrical vessels

[2K18] Study on ruthenium volatilization during evaporation and dryness of nitrate solution

Volatilization of tetroxide ruthenium during dryness and denitration of simulated high-level liquid waste

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