Oral presentation

[3I01-03] Development of minor actinide recovery processes 1

Wed. Mar 29, 2017 9:30 AM - 10:20 AM Room I (16-304 Building No.16)

Chair: Tsuyoshi Murakami (CRIEPI)

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9:30 AM - 9:45 AM

[3I01] R&D of MA separation processes for P&T system using ADS

(9)Examination of Novel Extractants for MA/RE separation

*Hideya Suzuki¹, Kiyoto Yamashita², Rin Murayama³, Yasutoshi Ban¹, Mitsunobu Shibata¹, Tatsuya Kurosawa¹, Tomohiro Kawasaki ¹, Hiroshi Sagawa¹, Yuji Sasaki¹, Tatsuro Matsumura¹ (1. Japan Atomic Energy Agency, 2. Tokyo Institute of Technology, 3. National Institute of Technology, Nagaoka College)

9:45 AM - 10:00 AM

[3I02] Radiolysis of HONTA extractant for MA/RE separation

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

10:00 AM - 10:15 AM

[3I03] Adsorption and elution behaviors of TPDN extractant in extraction chromatography

*Masayuki Takeuchi¹, Sou Watanabe¹, Hideya Suzuki¹, Tatsuro Matsumura¹ (1. Japan Atomic Energy Agency)

Time reserved for Chair （10:15 AM - 10:20 AM）

Oral presentation

[3I04-06] Development of minor actinide recovery processes 2

Wed. Mar 29, 2017 10:20 AM - 11:10 AM Room I (16-304 Building No.16)

Chair: Masatoshi Iizuka (CRIEPI)

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10:20 AM - 10:35 AM

[3I04] STXM analysis of adsorbent for effective recovery of radioactive elements

*Yuichi Sano¹, Sou Watanabe¹, Haruaki Matsuura², Tsuyoshi Arai³ (1. Japan Atomic Energy Agency, 2. Tokyo City University, 3. Shibaura Institute of Technology)

10:35 AM - 10:50 AM

[3I05] Development of RBWR for Long-lived Transuranium Elements Burner

(15)Effect of Nitric Acid Extraction on Element Transfer Behavior in MA Recovery

*Daisuke Watanabe¹, Yuko Kani¹, Akira Sasahira¹, Kuniyoshi Hoshino² (1. Hitachi, Ltd., 2. Hitachi-GE Nuclear Energy, Ltd. )

10:50 AM - 11:05 AM

[3I06] Denitration experiments on simulated MA product solution containing DTPA

*Sou Watanabe¹, Sano Yuichi¹, Kofuji Hirohide¹, Masayuki Takeuchi¹ (1. Japan Atomic Energy Agency)

Time reserved for Chair （11:05 AM - 11:10 AM）

Oral presentation

[3I07-09] Denitration, high-level liquid waste, pyro-processing

Wed. Mar 29, 2017 11:10 AM - 12:00 PM Room I (16-304 Building No.16)

Chair: Masayuki Takeuchi (JAEA)

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11:10 AM - 11:25 AM

[3I07] Mechanism of flushing phenomena induced by microwave heating

*Shunya FUJITA¹, Yutaka ABE¹, Akiko KANEKO¹, Fuminori CHONAN¹, Tomohisa YUASA¹, Tatsunori YAMAKI¹, Tomoomi SEGAWA², Yoshikazu YAMADA² (1. University of Tsukuba, 2. Japan Atomic Energy Agency)

11:25 AM - 11:40 AM

[3I08] Study on ruthenium volatilization during evaporation and dryness of nitrate solution

Volatilization of tetroxide ruthenium during long-time dryness and decomposition of nitrates

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

11:40 AM - 11:55 AM

[3I09] Electrochemical behavior of Si-Zr alloy in LiCl-KCl melt

*TSUYOSHI MURAKAMI¹, YOSHIHARU SAKAMURA¹, KOICHI UOZUMI¹ (1. Central Research Institute of Electric Power Industry)

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

Oral presentation

[3I10-12] Separation and recovery of uranium, plutonium, thorium

Wed. Mar 29, 2017 2:45 PM - 3:30 PM Room I (16-304 Building No.16)

Chair: Sou Watanabe (JAEA)

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2:45 PM - 3:00 PM

[3I10] Uranium extraction using fluorous chemistry

*Koki Nakagawa¹, Noriko Asanuma², Toshiyuki Inazu^3,1 (1. Course of Industrial Chemistry, Graduate School of Engineering,Tokai University, 2. Department of Nuclear Engineering, School of Engineering, Tokai University, 3. Department of Applied Chemistry, School of Engineering, Tokai University)

3:00 PM - 3:15 PM

[3I11] Development of the plutonium recovery technique from MOX powder

*Masafumi Tanigawa¹, Yoshiyuki Kato¹, Hidemi Isomae¹, Mai Komatsuzaki², Masanori Yoshino² (1. JAEA, 2. IDC)

3:15 PM - 3:30 PM

[3I12] Fundamental Study on Simple Reprocessing Method for Spent Thorium Fuels by Using Uranium-Selective Precipitant

(2)Evaluation of Double-Headed NRPs as Precipitant for U(VI)

*Hiroyuki Kazama¹, Yasuhisa Ikeda¹, Koichiro Takao¹ (1. LANE, Tokyo Tech)

Oral presentation

[3I13-16] Safety improvement in reprocessing facilities

Wed. Mar 29, 2017 3:30 PM - 4:30 PM Room I (16-304 Building No.16)

Chair: Shunji Honma (Saitama Univ.)

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3:30 PM - 3:45 PM

[3I13] Solidification and Stabilization for Pu nitrate solution at TRP

1. Confirmations for equipment and facilities soundness after The Great East Japan Earthquake, and Emergency Safety Measures.

*NAOKI TAKAHASHI¹, YOSHINOBU NAKAMURA¹, TOMOYUKI OHBU¹, HIROTAKA SAMOTO¹, TOSHIHIRO NAMATAME¹, TAKAHIRO HOSHI¹, KAZUAKI KURABAYASHI¹, YASUNOBU MUKAI¹, YUICHI KIMURA¹, TSUTOMU KURITA¹ (1. JAPAN ATOMIC ENERGY AGENCY)

3:45 PM - 4:00 PM

[3I14] Solidification and Stabilization for Pu nitrate solution at TRP

2. Safety Improvement for Tsunami and Earthquake

*shunichi sasaki¹, masanori miyamoto¹, hidetomo shirouzu¹, minoru morita¹, sakae fujisaku¹, yuichi kimura¹, satoshi kataoka¹, katsunori seya², tsutomu kurita¹ (1. Japan Atomic Energy Agency, 2. E&E Techno Service)

4:00 PM - 4:15 PM

[3I15] Solidification and Stabilization for Pu nitrate solution at TRP

3. Preparation of Stabilizing and solidifications for Pu nitrate solution operation and results of operation.

*Kazuaki Nishimura¹, Hideki Tanaka¹, Daisuke Kobayashi¹, Shohei Suzuki¹, Shinji Numata¹, Hideo Nakamichi¹, Tsutomu Kurita¹, Masayoshi Iida², Kazuma Tajiri², Katsumi Sukegawa² (1. JAEA, 2. E&E)

4:15 PM - 4:30 PM

[3I16] Solidification and Stabilization for Pu nitrate solution at TRP

4. Respond to equipment problems at PCDF

*SHINJI NUMATA¹, HIDEMI ISOMAE¹, MASAMI OHMURA¹, KOICHI TSUTAGI¹, DAISUKE KOBAYASHI¹, DAISHI NAKAMURA¹, MASAHIRO NEMOTO¹, MASAYOSHI IIDA², KAZUMA TAJIRI², TSUTOMU KURITA¹ (1. Japan Atomic Energy Agency, 2. E&E Techno Service)

Sessions

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

[3I01-03] Development of minor actinide recovery processes 1

[3I01] R&D of MA separation processes for P&T system using ADS

(9)Examination of Novel Extractants for MA/RE separation

[3I02] Radiolysis of HONTA extractant for MA/RE separation

[3I03] Adsorption and elution behaviors of TPDN extractant in extraction chromatography

[3I04-06] Development of minor actinide recovery processes 2

[3I04] STXM analysis of adsorbent for effective recovery of radioactive elements

[3I05] Development of RBWR for Long-lived Transuranium Elements Burner

(15)Effect of Nitric Acid Extraction on Element Transfer Behavior in MA Recovery

[3I06] Denitration experiments on simulated MA product solution containing DTPA

[3I07-09] Denitration, high-level liquid waste, pyro-processing

[3I07] Mechanism of flushing phenomena induced by microwave heating

[3I08] Study on ruthenium volatilization during evaporation and dryness of nitrate solution

Volatilization of tetroxide ruthenium during long-time dryness and decomposition of nitrates

[3I09] Electrochemical behavior of Si-Zr alloy in LiCl-KCl melt

[3I10-12] Separation and recovery of uranium, plutonium, thorium

[3I10] Uranium extraction using fluorous chemistry

[3I11] Development of the plutonium recovery technique from MOX powder

[3I12] Fundamental Study on Simple Reprocessing Method for Spent Thorium Fuels by Using Uranium-Selective Precipitant

(2)Evaluation of Double-Headed NRPs as Precipitant for U(VI)

[3I13-16] Safety improvement in reprocessing facilities

[3I13] Solidification and Stabilization for Pu nitrate solution at TRP

1. Confirmations for equipment and facilities soundness after The Great East Japan Earthquake, and Emergency Safety Measures.

[3I14] Solidification and Stabilization for Pu nitrate solution at TRP

2. Safety Improvement for Tsunami and Earthquake

[3I15] Solidification and Stabilization for Pu nitrate solution at TRP

3. Preparation of Stabilizing and solidifications for Pu nitrate solution operation and results of operation.

[3I16] Solidification and Stabilization for Pu nitrate solution at TRP

4. Respond to equipment problems at PCDF

Authentication