Oral presentation

[1H06-09] Advanced Reactor Design

Wed. Sep 16, 2020 2:45 PM - 4:00 PM Room H (Zoom room 8)

Chair:Go Chiba(Hokkaido Univ.)

2:45 PM - 3:00 PM

[1H06] Development of Inherent Safety Fast Reactor by Using Minor Actinides Bearing Blanket

(10)Effects of Control Rod Standby Position on Void Reactivity for Fast Reactor with Sodium Plenum

*Sho Fuchita¹, Koji Fujimura¹, Kazuhiro Fujimata¹, Satoshi Takeda², Toshikazu Takeda³ (1. HGNE, 2. Osaka University, 3. University of Fukui)

3:00 PM - 3:15 PM

[1H07] Evaluation of analysis accuracy in graphite-moderated reactor by Monte-Carlo code

*Naoki Nakagawa¹, Nozomu Fujimoto¹, Quan Hai Ho², Shimpei Hamamoto², Satoru Nagasumi², Etsuo Ishitsuka² (1. Kyushu Univ., 2. JAEA)

3:15 PM - 3:30 PM

[1H08] Evaluation of power distribution of full core burnup calculation of the HTTR by Monte-Carlo method

*Reiji Ikeda¹, Hai Quan Ho², Nozomu Fujimoto¹, Shinpei Hamamoto², Satoru Nagasumi², Etsuo Ishitsuka² (1. Kyushu Univ., 2. JAEA)

3:30 PM - 3:45 PM

[1H09] Development of a utility tool for auto-seeking critical control rod position of the high temperature engineering test reactor

*Hai Quan Ho¹, Nozomu Fujimoto², Shimpei Hamamoto¹, Satoru Nagasumi¹, Minoru Goto¹, Etsuo Ishitsuka¹ (1. JAEA, 2. Kyushu Univ.)

Time reserved for Chair （3:45 PM - 4:00 PM）

Oral presentation

[1H10-12] Critical Experiment Analysis

Wed. Sep 16, 2020 4:00 PM - 5:00 PM Room H (Zoom room 8)

Chair:Tomohiro Endo(Nagoya Univ.)

4:00 PM - 4:15 PM

[1H10] R&D to improve accuracy of nuclear prediction for HTGR

(5)Reactor noise analysis in graphite-reflected and -moderated core constructed at KUCA

*Atsushi Sakon¹, Kunihiro Nakajima², Tadafumi Sano¹, Yuji Fukaya³, Nozomu Fujimoto⁴, Yoshiyuki Takahashi⁵, Kengo Hashimoto¹ (1. Kindai University Atomic Energy Research Institute, 2. Graduate School of Science and Engineering, Kindai Univ., 3. JAEA, 4. Kyushu Univ., 5. Institute for Integrated Radiation and Nuclear Science, Kyoto Univ.)

4:15 PM - 4:30 PM

[1H11] R&D to improve accuracy of nuclear prediction for HTGR

(6)Study on new critical experiment with high fuel enrichment

*Tadafumi Sano¹, Atsushi Sakon¹, Yoshiyuki Takahashi², Yuuji Fukaya³, Nozomu Fujimoto⁴, Kengo Hashimoto¹ (1. Kindai University, 2. Kyoto University, 3. JAEA, 4. Kyushu University)

4:30 PM - 4:45 PM

[1H12] Reduced Enrichment Project for KUCA Fuel

*Tsuyoshi Misawa¹, Hironobu Unesaki¹, Yoshiyuki Takahashi¹, Yasunori Kitamura¹ (1. Kyoto University, Institute for Integrated Radiation and Nuclear Science)

Time reserved for Chair （4:45 PM - 5:00 PM）

Oral presentation

[2H01-02] Analysis Method Development 1

Thu. Sep 17, 2020 10:00 AM - 10:40 AM Room H (Zoom room 8)

Chair:Tadafumi Sano(Kindai Univ.)

10:00 AM - 10:15 AM

[2H01] Development of Criticality Evaluation Method of Fuel Debris Bed Formation Process by Falling in Water

Modeling of Granular Fuel Debris Shape by Parameter Calibration of Particle Method Applying Optimization Method

*Takeshi Muramoto¹, Jun Nishiyama¹, Toru Obara¹ (1. Tokyo Tech)

10:15 AM - 10:30 AM

[2H02] Study on Criticality Accidents Analysis by Ramp Reactivity Insertion using Multi-region Integral Kinetic code

*Kodai Fukuda¹, Jun Nishiyama², Toru Obara² (1. Nuclear Engineering course, Obara laboratory, Tokyo Institute of Technology, , 2. Laboratory for Advanced Nuclear Energy, Institute of Innovative Research, Tokyo Institute of Technology)

Time reserved for Chair （10:30 AM - 10:40 AM）

Oral presentation

[2H03-06] Analysis Code Development 1

Thu. Sep 17, 2020 10:40 AM - 11:55 AM Room H (Zoom room 8)

Chair:Hiroki Koike(MHI)

10:40 AM - 10:55 AM

[2H03] Development of FRENDY/MG

(1)Outline of multi-group cross section generation capability

*Akio Yamamoto¹, Tomohiro Endo¹, Go Chiba², Kenichi Tada³ (1. Nagoya University, 2. Hokkaido University, 3. JAEA)

10:55 AM - 11:10 AM

[2H04] Development of FRENDY/MG

(2)Multi-group cross section library generation for a code system CBZ

*Go Chiba¹, Akio Yamamoto² (1. Hokkaido University, 2. Nagoya University)

11:10 AM - 11:25 AM

[2H05] Investigation of the impact of difference between open nuclear data processing codes on neutron transport calculations

(3)Difference of nuclear data processing method

*Kenichi TADA¹, Tadashi IKEHARA¹, Michitaka ONO², Masayuki TOJO² (1. JAEA, 2. GNF-J)

11:25 AM - 11:40 AM

[2H06] Investigation of the impact of difference between open nuclear data processing codes on neutron transport calculations

(4)Investigation of the impact of difference between nuclear data processes on nuclear calculations

*Michitaka Ono¹, Masayuki Tojo¹, Kenichi Tada², Tadashi Ikehara² (1. GNF-J, 2. JAEA)

Time reserved for Chair （11:40 AM - 11:55 AM）

Oral presentation

[2H07-09] Analysis Code Development 2

Thu. Sep 17, 2020 2:45 PM - 3:45 PM Room H (Zoom room 8)

Chair:Atsushi Sakon(Kindai Univ.)

2:45 PM - 3:00 PM

[2H07] Improvement of IAEA’s Fuel Cycle Code NFCSS (Th cycle etc.)

*Ritsuo Yoshioka¹, Hideyuki Hayashi², Eriko Minari³, T.S.Gopi Rethinaraj⁴, Ki Seob Sim⁵ (1. International Thorium Molten-Salt Forum, 2. ex-JAEA, 3. Tokyo Institute of Technology, 4. Indian Institute of Science, 5. IAEA)

3:00 PM - 3:15 PM

[2H08] Development of a diffusion calculation code easy to use in education and field

*Tetsuo Matsumura¹, Takanori Kameyama¹ (1. Tokai Univ.)

3:15 PM - 3:30 PM

[2H09] Development of Core Calculation System for BWR composed of Open Computer Code

(17)核分裂収率・崩壊データによる核計算への影響

*Hajime Akatsu¹, Naoto Aizawa¹, Yohei Watanabe², Takashi Nakui², Fumito Kubo² (1. Tohoku univ, 2. TOiNX)

Time reserved for Chair （3:30 PM - 3:45 PM）

Oral presentation

[2H10-12] Analysis Method Development 2

Thu. Sep 17, 2020 3:45 PM - 4:45 PM Room H (Zoom room 8)

Chair:Kenichi TADA(JAEA)

3:45 PM - 4:00 PM

[2H10] Impact of short half-lived FP nuclides on LWR fuel burnup calculations

*Kento Yanagihara¹, Go Chiba¹, Shuhei Miwa², Masato Tabuchi² (1. Hokkaido Univ., 2. NEL)

4:00 PM - 4:15 PM

[2H11] Improvement of Optimally-Weighted Predictor-Corrector Method for Nuclear Fuel Burnup Calculation (3)

*JUMPEI SASUGA¹, GO CHIBA¹, YASUNORI OHOKA^2,3, YASUHIRO KODAMA², KENTO YAMAMOTO², HIROAKI NAGANO² (1. Hokkaido Univ., 2. NFI, 3. NRA)

4:15 PM - 4:30 PM

[2H12] A Resonance Calculation Method using Energy Expansion Bases based on Reduced Order Model

(4)Implementation of neutron source calculation using the slowing down equation

*Ryoichi Kondo¹, Tomohiro Endo¹, Akio Yamamoto¹, Satoshi Takeda², Hiroki Koike³, Kazuya Yamaji³, Daisuke Sato³ (1. Nagoya Univ., 2. Osaka Univ., 3. MHI)

Time reserved for Chair （4:30 PM - 4:45 PM）

Oral presentation

[2H13-14] Analysis Code Development 3

Thu. Sep 17, 2020 4:45 PM - 5:25 PM Room H (Zoom room 8)

Chair:Tadafumi Sano(Kindai Univ.)

4:45 PM - 5:00 PM

[2H13] Development of Mitsubishi Three-Dimensional Heterogeneous Transport Calculation Code GALAXY-Z

(5)Verification of Resonance Calculation using the RSE Method

*KAZUYA YAMAJI¹, Hiroki Koike¹, Koichi Ieyama¹, Daisuke Sato¹, Akio Yamamoto², Satoshi Takeda³ (1. MHI, 2. Nagoya Univ., 3. Osaka Univ.)

5:00 PM - 5:15 PM

[2H14] Development of Mitsubishi FBR Nuclear Design Code System GALAXY-H/ENSEMBLE-TRIZ

(8)Pin Power Reconstruction methodology using Polynomial Hyperbolic Function Expansion for Triangle-Z Geometry

*Hiroki Koike¹, Daisuke Sato¹, Yohei Kamiyama², Hiroyuki Moriwaki², Taro Kan² (1. MHI, 2. MFBR)

Time reserved for Chair （5:15 PM - 5:25 PM）

Oral presentation

[3H01-03] Experiment Technique

Fri. Sep 18, 2020 10:00 AM - 11:00 AM Room H (Zoom room 8)

Chair:Kunihiro Nakajima(Kindai Univ.)

10:00 AM - 10:15 AM

[3H01] Development of small-sized signal-transmission system with high radiation resistance for subcriticality measurement

*Yoshiyuki Takahashi¹, Tsuyoshi Misawa¹, Yasunori Kitamura¹, Jun-ichi Hori¹, Akira Yasui² (1. Institute for Integrated Radiation and Nuclear Science, Kyoto University, 2. Graduate school of energy science, Kyoto University)

10:15 AM - 10:30 AM

[3H02] Spectrum measurement of gamma ray from KUCA-C critical core

*Yasushi Nauchi¹, Tadafumi Sano², Hironobu Unesaki³, Yoshiyuki Takahashi³, kouji Kusumi¹, Junichi Hori³ (1. CRIEPI, 2. Kindai univ., 3. KURNS)

10:30 AM - 10:45 AM

[3H03] Theoretical Derivation of Feynman-α Method based on Photon-Neutron Coupling Probability Generating Function Equations

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

Time reserved for Chair （10:45 AM - 11:00 AM）

Oral presentation

[3H04-06] Uncertainty Evaluation 1

Fri. Sep 18, 2020 11:00 AM - 12:00 PM Room H (Zoom room 8)

Chair:Satoshi Takeda(Osaka Univ.)

11:00 AM - 11:15 AM

[3H04] Development of Statistical Uncertainty Estimation Method For Prompt Neutron Decay Constant using Dynamic Mode Decomposition

*Yuhei Fukui¹, Fuga Nishioka¹, Tomohiro Endo¹, Akio Yamamoto¹ (1. Nagoya University)

11:15 AM - 11:30 AM

[3H05] Impact of Assumptions for the Probability Distribution of Nuclear Data on nuclides generation uncertainty quantification with random sampling method

*Ryotaro Kimura¹, Go Chiba¹ (1. Hokkaido University)

11:30 AM - 11:45 AM

[3H06] Improvement of high-efficiency random sampling method by using control variates method and sensitivity

*Takumi Kida¹, Go Chiba¹ (1. Hokkaido Univ.)

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

Oral presentation

[3H07-10] Uncertainty Evaluation 2

Fri. Sep 18, 2020 2:45 PM - 4:00 PM Room H (Zoom room 8)

Chair:Go Chiba(Hokkaido Univ.)

2:45 PM - 3:00 PM

[3H07] Study on calculaton cost reduction for random-sampling-based uncertainty quantification using multi-level Monte Carlo method

(1)Applicability to Fuel Assembly Geometries

*Tatsuya Fujita¹, Tomohiro Sakai¹ (1. NRA)

3:00 PM - 3:15 PM

[3H08] Uncertainty Quantification using Active Subspace Method for Core Characteristics by Probabilistic Method

(1)Application to ADS Calculation using PHITS

*Hiroya Oike¹, Toranosuke Amano¹, Tomohiro Endo¹, Akio Yamamoto¹ (1. Nagoya Univ.)

3:15 PM - 3:30 PM

[3H09] Uncertainty Quantification of Core Characteristics by a Probabilistic Method using the Active Subspace Method

(2)Examination of finite-difference formulas order for sensitivity coefficient estimation

*Toranosuke Amano¹, Hirya Oike¹, Tomohiro Endo¹, Akio Yamamoto¹ (1. Nagoya Univ.)

3:30 PM - 3:45 PM

[3H10] Individual cross-section adjustment for individual nuclear data set

*Satoshi Takeda¹, Takanori Kitada¹ (1. Osaka University)

Time reserved for Chair （3:45 PM - 4:00 PM）

Oral presentation

[3H11-12] Subcritical Experiment Analysis

Fri. Sep 18, 2020 4:00 PM - 4:40 PM Room H (Zoom room 8)

Chair:Yasushi Nauchi(CRIEPI)

4:00 PM - 4:15 PM

[3H11] Measurement of Prompt Neutron Constant for an Extremely Deep Subcritical System by using Pulse Neutron Source Method in KUCA

*Kunihiro Nakajima¹, Atsushi Sakon¹, Sin-ya Hohara¹, Tadafumi Sano¹, Kazuki Takahashi¹, Cheol Ho Pyeon², Masao Yamanaka², Kengo Hashimoto¹ (1. Kindai Univ., 2. Kyoto Univ.)

4:15 PM - 4:30 PM

[3H12] Effect of Subcriticality on Neutron Spectrum in Accelerator-Driven System Experiment

*Naoto Aizawa¹, Masao Yamanaka², Cheol Ho Pyeon² (1. Tohoku Univ., 2. Kyoto Univ.)

Time reserved for Chair （4:30 PM - 4:40 PM）

Sessions

III. Fission Energy Engineering » 301-1 Reactor Physics, Utilization of Nuclear Data, Criticality Safety

[1H06-09] Advanced Reactor Design

(10)Effects of Control Rod Standby Position on Void Reactivity for Fast Reactor with Sodium Plenum

[1H10-12] Critical Experiment Analysis

(5)Reactor noise analysis in graphite-reflected and -moderated core constructed at KUCA

(6)Study on new critical experiment with high fuel enrichment

[2H01-02] Analysis Method Development 1

Modeling of Granular Fuel Debris Shape by Parameter Calibration of Particle Method Applying Optimization Method

[2H03-06] Analysis Code Development 1

(1)Outline of multi-group cross section generation capability

(2)Multi-group cross section library generation for a code system CBZ

(3)Difference of nuclear data processing method

(4)Investigation of the impact of difference between nuclear data processes on nuclear calculations

[2H07-09] Analysis Code Development 2

(17)核分裂収率・崩壊データによる核計算への影響

[2H10-12] Analysis Method Development 2

(4)Implementation of neutron source calculation using the slowing down equation

[2H13-14] Analysis Code Development 3

(5)Verification of Resonance Calculation using the RSE Method

(8)Pin Power Reconstruction methodology using Polynomial Hyperbolic Function Expansion for Triangle-Z Geometry

[3H01-03] Experiment Technique

[3H04-06] Uncertainty Evaluation 1

[3H07-10] Uncertainty Evaluation 2

(1)Applicability to Fuel Assembly Geometries

(1)Application to ADS Calculation using PHITS

(2)Examination of finite-difference formulas order for sensitivity coefficient estimation

[3H11-12] Subcritical Experiment Analysis

Authentication