Oral presentation

[1E08-09] Effective Utilization of Fission Products

Wed. Sep 16, 2020 2:45 PM - 3:25 PM Room E (Zoom room 5)

Chair:Koki Hibi(MFBR)

2:45 PM - 3:00 PM

[1E08] Study on Effective Utilization of Fission Products Fuel Debris Handling for Nuclear Fuel Cycle

(1)Overview and Outlook of Emphasis Research in Tokyo City University

*Isamu Sato¹, Toru Suzuki¹, Haruaki Matsuura¹, Akifumi Yamaji² (1. Tokyo City University, 2. Waseda University)

3:00 PM - 3:15 PM

[1E09] Study on Effective Utilization of Fission Products Fuel Debris Handling for Nuclear Fuel Cycle

(2)Synthetic Tests on Simulated White Metal Inclusion in Irradiated Fuels and future outlook

*Asahi Nitta¹, Ryohei Hattori¹, Isamu Sato¹, Haruaki Matsuura¹ (1. Tokyo City University)

Time reserved for Chair （3:15 PM - 3:25 PM）

Oral presentation

[2E01-07] Evaluation of physical properties of nuclear fuel

Thu. Sep 17, 2020 10:00 AM - 12:00 PM Room E (Zoom room 5)

Chair:Isamu Sato(Tokyo City Univ.)

10:00 AM - 10:15 AM

[2E01] Measurement of heat capacity on fluorite compounds

*Shun Hirooka¹, Taku Matsumoto¹, Kato Masato¹, Ryota Tsuchimochi¹, Masahiro Ogasawara² (1. JAEA, 2. Inspection Development Co.)

10:15 AM - 10:30 AM

[2E02] Machine-learning molecular dynamics of simulated fuel materials CaF₂

*Hiroki Nakamura¹, Masahiko Machida¹, Masato Kato¹ (1. JAEA)

10:30 AM - 10:45 AM

[2E03] Defect equilibria, electrical conductivity and oxygen diffusion

*Masato Kato¹, Hiroki Nakamura¹, Masashi Watanabe¹, Masahiko Machida¹ (1. Japan Atomic Energy Agency)

10:45 AM - 11:00 AM

[2E04] The heat capacity and thermal diffusivity of UO₂ at high temperature

*Taku Matsumoto¹, Shun Hirooka¹, Masatoshi Akashi¹, Masato Kato¹, Masahiro Ogasawara² (1. JAEA, 2. Inspection Development Co.)

11:00 AM - 11:15 AM

[2E05] Development of physical property measurement technique for molten oxide fuel by high-speed electrical pulse heating-3

*Keisuke NIINO¹, Yuji ARITA¹, Kenji KONASHI², Hiromichi WATANABE³, Kyoichi MORIMOTO⁴, Masashi WATANABE⁴ (1. Univ. of Fukui, 2. Tohoku Univ., 3. AIST, 4. JAEA)

11:15 AM - 11:30 AM

[2E06] Evaluation of volume change ratio during solidification of molten zirconia

*Naoto Gouda¹, Hiroaki Muta¹, Yuji Ohishi¹ (1. Osaka Univ.)

11:30 AM - 11:45 AM

[2E07] Study on crystal structure of U_1-yLn_yO_2-x(Ln=Gd, Er) solid solution

*MAO VAN PHAM¹, Tatsumi Arima¹, Yaohiro Inagaki¹, Kazuya Idemitsu¹, Daisuke Akiyama², Takayuki Nagai³, Yoshihiro Okamoto³ (1. Kyushu Univ., 2. Tohoku Univ., 3. JAEA)

Time reserved for Chair （11:45 AM - 12:00 PM）

Oral presentation

[3E01-03] Fuel production technology

Fri. Sep 18, 2020 10:00 AM - 10:50 AM Room E (Zoom room 5)

Chair:KAN SAKAMOTO(NFD)

10:00 AM - 10:15 AM

[3E01] Technological development of the particle size adjustment of recycle powder

(5)Evaluation of the particle size adjusted powder on the sintered pellet characteristics

*Kazuya Yamamoto¹, Tomoomi Segawa¹, Takayoshi Makino¹, Koichi Kawaguchi¹, Hidetoshi Iso¹, Katsunori Ishii¹ (1. JAEA)

10:15 AM - 10:30 AM

[3E02] Evaluation on the denitration characteristics of metal nitrate aqueous mixed solution by microwave heating and the complex relative permittivity

*Tomoomi Segawa¹, Koichi Kawaguchi¹, Katsunori Ishii¹, Masahiro Suzuki¹, Tomonori Fukasawa², Kunihiro Fukui², Toshihide Kitazawa³ (1. JAEA, 2. Hiroshima Univ., 3. Ritsumeikan Univ.)

10:30 AM - 10:45 AM

[3E03] Study on nanoparticle coating method and evaluation of the effect on the prevention of powder adhesion

*Koyo Omi¹ (1. Japan Atomic Energy Agency)

Time reserved for Chair （10:45 AM - 10:50 AM）

Oral presentation

[3E08-12] Hydride fuel

Fri. Sep 18, 2020 2:45 PM - 4:15 PM Room E (Zoom room 5)

Chair:Masahide Takano(JAEA)

2:45 PM - 3:00 PM

[3E08] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes (3)

(1)Overview

*Kenji konashi¹, Toru Higuchi², Hiroaki Muta³, Koki Hibi⁵, Kazuo Ikeda⁴ (1. Tohoku Univ., 2. NFD, 3. Osaka Univ., 4. NDC, 5. MFBR)

3:00 PM - 3:15 PM

[3E09] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes (3)

(2)Microstructural evaluation of neutron irradiated (U, Th, Zr) hydride

*Hiroki Shibata¹, Toru Higuchi¹, Hitoshi Seto¹, Makoto Aita¹, Kenji Konashi² (1. NFD, 2. Tohoku Univ.)

3:15 PM - 3:30 PM

[3E10] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes (3)

(3)Research on availability and realizability for transmutation core with MA-Zr hydride (Ⅲ)

*Koki Hibi¹, Kazuo Ikeda², Kunihiro Ito², Kenji Konashi³ (1. MFBR, 2. NDC, 3. Tohoku Univ.)

3:30 PM - 3:45 PM

[3E11] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes (3)

(4)Material barance(MB) evaluation in case of introduction of nuclear transmutation type small reactors

*Satoru Mukai¹, Kazuo Ikeda¹, Kunihiro Ito¹, Koki Hibi², Kenji Konashi³ (1. NDC, 2. MFBR, 3. Tohoku Univ.)

3:45 PM - 4:00 PM

[3E12] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes (3)

(5)Effectiveness of Introducing Small FR in Nuclear Fuel Cycle to Reduce MA and its Long-term Outlook

*Kunihiro Itoh¹, Kazuo Ikeda¹, Satoru Mukai¹, Koki Hibi², Kenji Konashi³ (1. NDC, 2. MFBR, 3. Tohou Univ.)

Time reserved for Chair （4:00 PM - 4:15 PM）

Sessions

V. Nuclear Fuel Cycle and Nuclear Materials » 501-1 Basic Properties

[1E08-09] Effective Utilization of Fission Products

[1E08] Study on Effective Utilization of Fission Products Fuel Debris Handling for Nuclear Fuel Cycle

(1)Overview and Outlook of Emphasis Research in Tokyo City University

[1E09] Study on Effective Utilization of Fission Products Fuel Debris Handling for Nuclear Fuel Cycle

(2)Synthetic Tests on Simulated White Metal Inclusion in Irradiated Fuels and future outlook

[2E01-07] Evaluation of physical properties of nuclear fuel

[2E01] Measurement of heat capacity on fluorite compounds

[2E02] Machine-learning molecular dynamics of simulated fuel materials CaF₂

[2E03] Defect equilibria, electrical conductivity and oxygen diffusion

[2E04] The heat capacity and thermal diffusivity of UO₂ at high temperature

[2E05] Development of physical property measurement technique for molten oxide fuel by high-speed electrical pulse heating-3

[2E06] Evaluation of volume change ratio during solidification of molten zirconia

[2E07] Study on crystal structure of U_1-yLn_yO_2-x(Ln=Gd, Er) solid solution

[3E01-03] Fuel production technology

[3E01] Technological development of the particle size adjustment of recycle powder

(5)Evaluation of the particle size adjusted powder on the sintered pellet characteristics

[3E02] Evaluation on the denitration characteristics of metal nitrate aqueous mixed solution by microwave heating and the complex relative permittivity

[3E03] Study on nanoparticle coating method and evaluation of the effect on the prevention of powder adhesion

[3E08-12] Hydride fuel

[3E08] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes (3)

(1)Overview

[3E09] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes (3)

(2)Microstructural evaluation of neutron irradiated (U, Th, Zr) hydride

[3E10] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes (3)

(3)Research on availability and realizability for transmutation core with MA-Zr hydride (Ⅲ)

[3E11] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes (3)

(4)Material barance(MB) evaluation in case of introduction of nuclear transmutation type small reactors

[3E12] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes (3)

(5)Effectiveness of Introducing Small FR in Nuclear Fuel Cycle to Reduce MA and its Long-term Outlook

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