Oral presentation

[1M01-04] Uncertainty Evaluation 1

Wed. Sep 5, 2018 10:00 AM - 11:10 AM Room M (E11 -E Building)

Chair:Tomohiro Endo(Nagoya Univ.)

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10:00 AM - 10:15 AM

[1M01] Study on uncertainty propagation due to nuclear analysis codes on statistical safety evaluation method

(5) Influence of plant data uncertainty to static analysis

*Teppei Yamana¹, Hirohisa Kaneko¹, Yuji Honma¹, Kenichi Harada², Kohei Mochizuki³, rui kagiyama³, Takeshi Yamada³ (1. GNF-J, 2. Chubu Electric Power Co., Inc, 3. Hitachi GE)

10:15 AM - 10:30 AM

[1M02] Study on uncertainty propagation due to nuclear analysis codes on statistical safety evaluation method

(6) Influence of plant data uncertainty to dynamic analysis

*Kohei Mochizuki¹, Rui Kagiyama¹, Takeshi Yamada¹, Teppei Yamana², Yuji Honma², Hirohisa Kaneko², Kenichi Harada³ (1. Hitachi-GE, 2. GNF-J, 3. CHUBU Electric Power)

10:30 AM - 10:45 AM

[1M03] Proposal of efficient MCCV method using sensitivity evaluation result

*Shunsuke NIHIRA¹, Go Chiba¹ (1. Hokkaido Univ )

10:45 AM - 11:00 AM

[1M04] Investigation of uncertainty evaluation methodology for spent fuel pit due to nuclear data and manufacturing tolerances based on statistical approach

*Tetsuya Sugimura¹, Kazuki Kirimura¹, Hiroki Koike¹, Daisuke Sato¹, Toshikazu Takeda² (1. MHI, 2. Fukui Univ.)

Time reserved for Chair （11:00 AM - 11:10 AM）

Oral presentation

[1M05-07] Uncertainty Evaluation 2

Wed. Sep 5, 2018 11:10 AM - 12:00 PM Room M (E11 -E Building)

Chair:Cheol Ho Pyeon(Kyoto Univ.)

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11:10 AM - 11:25 AM

[1M05] Nuclear data-induced uncertainty quantification of prompt neutron decay constant using the first-order perturbation theory

*Tomohiro Endo¹, Akio Yamamoto¹ (1. Nagoya University)

11:25 AM - 11:40 AM

[1M06] An Influence of Choice of Delayed Neutron Models on Inverse Kinetics Analysis

*Kazuki Takahashi¹, Kunihiro Nakajima¹, Atsushi Sakon², Sin-ya Hohara², Kengo Hashimoto² (1. Graduate School of Science and engineering, Kindai University, 2. Atomic Energy Research Institute, Kindai University)

11:40 AM - 11:55 AM

[1M07] Development of a prediction model for modeling approximation error using the principal component analysis and the Kriging

*Tomomi Hanai¹, Akio Yamamoto¹, Tomohiro Endo¹, Kento Yamamoto², Yasunori Ohoka², Hiroaki Nagano² (1. Nagoya Univ., 2. Nuclear Fuel Industries, Ltd.)

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

Oral presentation

[1M08-13] Criticality Safety 1

Wed. Sep 5, 2018 2:45 PM - 4:25 PM Room M (E11 -E Building)

Chair:Yasunobu Nagaya(JAEA)

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2:45 PM - 3:00 PM

[1M08] Theoretical Development of Method to Estimate Reactivity and Fissile Isotope Ratio at the Same Time Based on Power Profile in Quasi Steady State

*Yuichi Yamane¹ (1. Japan Atomic Energy Agency)

3:00 PM - 3:15 PM

[1M09] Exponent dependency of neutron multiplication factor distribution in system randomized with 1/f^β frequency spectrum

*Shouhei Araki¹, Yuichi Yamane¹, Taro Ueki¹, Kotaro Tonoike¹ (1. Japan Atomic Energy Agency)

3:15 PM - 3:30 PM

[1M10] Criticality control technique development for Fukushima Daiichi fuel debris

(41) Statistical evaluation of criticality - The criticality evaluation of 1F-2/1F-3 RPV lower part debris with considering non-uniform positioning of UO2+Gd2O3

*Takuya UMANO^1,2, Mitsuaki YAMAOKA^1,2, Rei KIMURA^1,2, Yamato HAYASHI^1,2 (1. International Research Institute for Nuclear Decommissioning, 2. Toshiba Energy Systems & Solutions Corporation)

3:30 PM - 3:45 PM

[1M11] Criticality control technique development for Fukushima Daiichi fuel debris

(42) Criticality behavior analyses based on assumed criticality scenario during fuel debris retrieval

*Yamato Hayashi^1,2, Rei Kimura^1,2, Masahiko Kuroki^1,2 (1. IRID, 2. Toshiba ESS)

3:45 PM - 4:00 PM

[1M12] Criticality control technique development for Fukushima Daiichi fuel debris

(43) Feasibility study of sub-criticality monitoring method using Feynman-α method and neutron source multiplication method

*Shinya Kano^1,2, Satoshi Wada^1,2, Tsuyoshi Misawa³, Kitamura Yasunori³ (1. IRID, 2. Toshiba Energy Systems & Solutions Corp., 3. Kyoto Univ.)

4:00 PM - 4:15 PM

[1M13] Criticality control technique development for Fukushima Daiichi fuel debris

(44) Verification of sub-criticality monitoring system by KUCA experiment

*Satoshi Wada^1,2, Shinya Kano^1,2, Tsuyoshi Misawa³, Yasunori Kitamura³ (1. IRID, 2. Toshiba Energy Systems & Solutions, 3. Kyoto University)

Time reserved for Chair （4:15 PM - 4:25 PM）

Oral presentation

[1M14-19] Criticality Safety 2

Wed. Sep 5, 2018 4:25 PM - 6:00 PM Room M (E11 -E Building)

Chair:Go Chiba(Hokkaido Univ.)

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4:25 PM - 4:40 PM

[1M14] Criticality control technique development for Fukushima Daiichi fuel debris

(45) Accuracy evaluation of virtual neutron capture method in KUCA experiments

*Takeshi Mitsuyasu¹, Yuichi Morimoto¹, Koichi Okada¹, Masanori Akaike¹, Tsuyoshi Misawa², Tasunori Kitamura² (1. IRID(Hitachi-GE), 2. Kyoro Univ.)

4:40 PM - 4:55 PM

[1M15] Criticality control technique development for Fukushima Daiichi fuel debris

(46) Criticality benchmark experiment using soluble boron at KUCA.

*YASUHIRO HARADA¹, Makoto Nakano¹, Kazuya Yamaji¹, Tsuyoshi Misawa², Yasunori Kitamura² (1. IRID(MHI), 2. Kyoto Univercity)

4:55 PM - 5:10 PM

[1M16] Criticality control technique development for Fukushima Daiichi fuel debris

(47)Measurement of nuclear reactivity of insoluble absorber by using KUCA test facility

*Yuta Shindo^1,2, Kazuya Ishii^1,3, Tsuyoshi Misawa⁴, Yasunori Kitamura⁴ (1. International Research Institute for Nuclear Decommissioning, 2. Toshiba Energy Systems & Solutions Corporation, 3. Hitachi-GE Nuclear Energy, Ltd, 4. Kyoto University)

5:10 PM - 5:25 PM

[1M17] Criticality control technique development for Fukushima Daiichi fuel debris

(48)Effect of insoluble neutron absorbers on pH of a solution and hydrogen generation

*Ryo Ishibashi^1,3, Kazuya Ishii^1,3, Toshiyuki Fujita^2,3, Yuta Shindo^2,3, Yuuichi Morimoto^1,3 (1. Hitachi-GE Nuclear Energy, Ltd., 2. Toshiba Energy Systems & Solutions, Co, 3. International Research Institute for Nuclear Decommissioning)

5:25 PM - 5:40 PM

[1M18] Criticality control technique development for Fukushima Daiichi fuel debris

(49)Viscosity and applicability evaluation of water grass based neutron absorber

*Shohei Kawano¹, Yuta Shindo¹, Tetsuji Kaneko¹ (1. Toshiba Energy Systems & Solutions Corporation)

5:40 PM - 5:55 PM

[1M19] Development of the insoluble neutron absorbers using self-assembled surfactant aggregates(2)

*Noriaki Ushio¹, Kouji Koyanagi¹, Hiroyuki Terazaki¹ (1. Kao Corporation)

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

Oral presentation

[2M01-05] Subcriticality Experiment and Evaluation 1

Thu. Sep 6, 2018 9:30 AM - 10:55 AM Room M (E11 -E Building)

Chair:Daisuke Sato(MHI)

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9:30 AM - 9:45 AM

[2M01] Feynman-α Analysis for a Subcritical Reactor System Driven by an Unstable Spallation Neutron Source

*Kunihiro Nakajima¹, Atsushi Sakon², Sin-ya Hohara², Kengo Hashimoto², Masao Yamanaka³, Tadafumi Sano³, Cheolho Pyeon³ (1. Graduate Shcool of Science and Engineering, Kindai University, 2. Atomic Energy Research Institute, Kindai University, 3. Institute for Integrated Radiation and Nuclear Science, Kyoto University)

9:45 AM - 10:00 AM

[2M02] Basic Research for Nuclear Transmutation Techniques by Accelerator-Driven System

(6) Overview of ADS Experiments with U-Pb Zoned Core

*Cheol Ho Pyeon¹, Masao Yamanaka¹, Kenichi Watanabe², Naoto Aizawa³, Tomohiro Endo², Go Chiba⁴, Wilfred van Rooijen⁵ (1. Kyoto University, Institute for Integrated Radiation and Nuclear Science, 2. Nagoya University, Graduate School of Engineering, 3. Tohoku University, Graduate School of Engineering, 4. Hokkaido University, Graduate School of Engineering, 5. University of Fukui, Research Institute of Nuclear Engineering)

10:00 AM - 10:15 AM

[2M03] Basic Research for Nuclear Transmutation Techniques by Accelerator-Driven System

(7) Experimental Analyses of Kinetics Parameters

*Masao Yamanaka¹, Tomohiro Endo², Go Chiba³, Wilfred Van Rooijen⁴, Cheol Ho Pyeon¹ (1. Instetute for Integrated Radiation and Nuclear Science, Kyoto University, 2. Nagoya University, 3. Hokkaido Unviersity, 4. Fukui University)

10:15 AM - 10:30 AM

[2M04] Basic Research for Nuclear Transmutation Techniques by Accelerator-Driven System

(8) On-line Monitoring of Kinetic Parameters

*Kenichi Watanabe¹, Tomohiro Endo¹, Masao Yamanaka², Cheol-ho Pyeon² (1. Nagoya Univ., 2. Kyoto Univ.)

10:30 AM - 10:45 AM

[2M05] Basic Research for Nuclear Transmutation Techniques by Accelerator-Driven System

(9) Measurement of Subcritical Multiplication Factor

*Naoto Aizawa¹, Masao Yamanaka², Cheol Ho Pyeon² (1. Tohoku University, 2. Institute for Integrated Radiation and Nuclear Science, Kyoto University)

Time reserved for Chair （10:45 AM - 10:55 AM）

Oral presentation

[2M06-09] Subcriticality Experiment and Evaluation 2

Thu. Sep 6, 2018 10:55 AM - 12:00 PM Room M (E11 -E Building)

Chair:Rei Kimura(TOSHIBA ESS)

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10:55 AM - 11:10 AM

[2M06] A Study of Gate-Time Range Dependence of Feynman-α Analysis

*Kengo Hashimoto¹, Kunihiro Nakajima², Kazuki Takahashi², Atsushi Sakon¹, Sin-ya Hohara¹ (1. Atomic Energy Research Institute, Kindai University, 2. Graduate School of Science and Engineering, Kindai University)

11:10 AM - 11:25 AM

[2M07] A Study for Reactor Noise Measurement in Power Operation at Kyoto Univ. Reactor

*Sin-ya Hohara¹, Kunihiro Nakajima², Kazuki Takahashi², Atsushi Sakon¹, Kengo Hashimoto¹ (1. Kindai University Atomic Energy Research Institute, 2. Graduate School of Science and Engineering, Kindai Univ.)