Oral presentation

[2D01-05] Analysis Code Development

Thu. Mar 17, 2022 10:30 AM - 12:00 PM Room D

Chair: Masahiro Tatsumi (NEL)

10:30 AM - 10:45 AM

[2D01] Study of ORIGEN library preparation method for high temperature gas cooled reactors

Katuki Fukuhara¹, *Nozomu Fujimoto¹, Irwan Liapto Simanullang¹, Yuuji Fukaya², Hai Quan Ho², Satoru Nagazumi², Toshiaki Ishii², Shimpei Hamamoto², Etuo Isihituka² (1. Kyushu University, 2. JAEA)

10:45 AM - 11:00 AM

[2D02] Development of Core Calculation System for BWR composed of Open Computer Code

(18)Improvement of Fuel Design Calculation System

*Mizuki Ito¹, Hajime Akatsu¹, Naoto Aizawa¹, Kazuaki Yamauchi², Takashi Nakui², Fumito Kubo², Ryohei Takasugi² (1. Tohoku Univ., 2. TOiNX)

11:00 AM - 11:15 AM

[2D03] A development of Multi-Physics Burnup Analysis System

(2)Implementation of Burnup Analysis Function with Fuel Assembly Geometry

*Motomu Suzuki¹ (1. CRIEPI)

11:15 AM - 11:30 AM

[2D04] A development of Multi-Physics Burnup Analysis System

(3)Burnup Calculation Applying Exact Resonance Elastic Scattering model

Motomu Suzuki¹, *Shunsuke Sato¹ (1. CRIEPI)

11:30 AM - 11:45 AM

[2D05] Investigations about Iso-Geometric Analysis for self-shielding calculations with the subgroup method

*Matthias Hermann Nezondet¹, Willem F.G van Rooijen¹ (1. Univ. of Fukui)

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

Oral presentation

[2D06-09] Analysis Method Development 1

Thu. Mar 17, 2022 2:45 PM - 3:55 PM Room D

Chair: Rei Kimura (TOSHIBA ESS)

2:45 PM - 3:00 PM

[2D06] Improvement of the Dual-time-step model for burnup calculations for nuclear fuel containing burnable absorbers

*Fuuga Miyazawa¹, Go Chiba¹, Masato Tabuchi², Kotaro Sato² (1. Hokkaido Univ., 2. NEL)

3:00 PM - 3:15 PM

[2D07] Low-order model for time behavior of atomic number densities with radioactive decay

(2)Calculation with the low-order model

*Yu Yoshifuji¹, Go Chiba¹, Masato Tabuchi², Kotaro Sato³ (1. Hokkaido Univ., 2. Kyoto Fusioneering Ltd., 3. NEL)

3:15 PM - 3:30 PM

[2D08] Nuclear Analysis Method based on Current Coupling Neutron Response Reconstruction Method

*Kazuya Ishii¹, Tetsushi Hino¹, Takeshi Mitsuyasu¹ (1. Hitachi)

3:30 PM - 3:45 PM

[2D09] Heterogeneous Cross Section Reproduction Method for Three-Dimensional Transient Analysis Code

(2)An Unified Treatment for Heterogeneous Cross Sections of Same Material Regions within a Fuel Assembly Geometry

*Tatsuya Fujita¹ (1. NRA)

Time reserved for Chair （3:45 PM - 3:55 PM）

Oral presentation

[2D10-13] Analysis Method Development 2

Thu. Mar 17, 2022 3:55 PM - 5:05 PM Room D

Chair: Satoshi Takeda (Osaka Univ.)

3:55 PM - 4:10 PM

[2D10] Convergence Acceleration of Eigenvalue Calculation of Prompt Neutron Decay Constant α using Dynamic Mode Decomposition

*Hibiki Yamaguchi¹, Tomohiro Endo¹, AKio Yamamoto¹, Kenichi Tada² (1. Nagoya Univ., 2. JAEA)

4:10 PM - 4:25 PM

[2D11] Verification of the eigenvalue calculation by multigroup DF-MC method in the two-dimensional core geometry

*Yoshiki Oshima¹, Tomohiro Endo¹, Akio Yamamoto¹, Naoto Aizawa² (1. Nagoya Univ., 2. Tohoku Univ.)

4:25 PM - 4:40 PM

[2D12] Implementation of SP3 method calculation capability to FRBurner module of CBZ code system

(3)Scattering component void reactivity investigation.

*Junshuang Fan¹, Go Chiba¹ (1. Hokkaido Univ.)

4:40 PM - 4:55 PM

[2D13] Adjoint flux of gamma eigenvalue equation appeared in exponential experiment

*Yasushi Nauchi¹, Tetsuo Matsumura¹ (1. CRIEPI)

Time reserved for Chair （4:55 PM - 5:05 PM）

Oral presentation

[2D14-16] STACY Modification

Thu. Mar 17, 2022 5:05 PM - 6:00 PM Room D

Chair: Tadafumi Sano (Kindai Univ.)

5:05 PM - 5:20 PM

[2D14] Modification of STACY for study of criticality characteristics of fuel debris

(3)Preliminary analysis of boron injection experiment

*Daiki Iwahashi¹, Shigeki Shiba¹, Kazuhiko Izawa², Satoshi Gunji², Shohei Araki² (1. NRA, 2. JAEA)

5:20 PM - 5:35 PM

[2D15] Modification of STACY for study of criticality characteristics of fuel debris

(4)Evaluation of the effect of the sample loading instrument in the reactor core on the core parameters

*Yu Arakaki¹, Kazuhiko Izawa¹, Satoshi Gunji¹, Shouhei Araki¹, Kenya Suyama¹ (1. JAEA)

5:35 PM - 5:50 PM

[2D16] Modification of STACY for study of criticality characteristics of fuel debris

(5)Test production of a concrete rod for fuel debris experiments

*Shouhei Araki¹, Kazuhiko Izawa¹, Satoshi Gunji¹, Arakaki Yu¹, Kenya Suyama¹ (1. JAEA)

Time reserved for Chair （5:50 PM - 6:00 PM）

Oral presentation

[3D01-04] Experimental Education of Reactor Physics

Fri. Mar 18, 2022 9:30 AM - 10:45 AM Room D

Chair: Kenichi Yoshioka (Toshiba ESS)

9:30 AM - 9:45 AM

[3D01] Development of Digital Triplet for Reactor Physics Education using Experiments

Development of a Generic Simulator for Critical Assemblies

*Kaito Ito¹, Tomohiro Endo¹, Akio Yamamoto¹ (1. Nagoya Univ.)

9:45 AM - 10:00 AM

[3D02] Development of Advanced Educational Program for Reactor Physics Experiments in Reiwa Era

(1)Overview

*Tomohiro Endo¹, Go Chiba², Kenichi Watanabe³, Cheol Ho Pyeon⁴, Genichiro Wakabayashi⁵ (1. Nagoya Univ., 2. Hokkaido Univ., 3. Kyushu Univ., 4. Kyoto Univ., 5. Kindai Univ.)

10:00 AM - 10:15 AM

[3D03] Development of Advanced Educational Program for Reactor Physics Experiments in Reiwa Era

(2)Preparation of educational material for the experiment

*Go Chiba¹, Tomohiro Endo² (1. Hokkaido Univ., 2. Nagoya Univ.)

10:15 AM - 10:30 AM

[3D04] Development of Advanced Educational Program for Reactor Physics Experiments in Reiwa Era

(3)Experimental example

*Hiroki Harada¹, Tomohiro Endo², Go Chiba¹ (1. Hokkaido Univ., 2. Nagoya Univ.)

Time reserved for Chair （10:30 AM - 10:45 AM）

Oral presentation

[3D05-08] Experimental Analysis

Fri. Mar 18, 2022 10:45 AM - 12:00 PM Room D

Chair: Tatsuya Fujita (NRA)

10:45 AM - 11:00 AM

[3D05] Thermal power measurement using a Feynman-α method with finite difference filtering for UTR-KINKI

*Shoichi Ikeda¹, Tadafumi Sano¹, Atsushi Sakon¹, Kunihiro Nakajima¹, Masaki Goto¹, Takashi Kanda¹, Koji Matsui¹, Hiroyuki Fukuda¹, Yasunori Matsuo¹, Kengo Hashimoto¹ (1. Kindai Univ.)

11:00 AM - 11:15 AM

[3D06] A Study for Reactor Noise Measurement in Power Operation at Kyoto Univ. Reactor Part.5

*Sin-ya Hohara¹, Atsushi Sakon¹, Takao Watanabe¹, Takashi Kanda¹, Masaki Goto¹, Tadafumi Sano¹, Jyunichi Hori², Kengo Hashimoto¹ (1. Kindai Univ., 2. Institute for Integrated Radiation and Nuclear Science, Kyoto Univ.)

11:15 AM - 11:30 AM

[3D07] An impact of neutron-gamma discrimination on Feynman-alpha analysis using a proton-recoil proportional counter

*Hiroyuki Fukuda¹, Tadafumi Sano¹, Atsushi Sakon¹, Kunihiro Nakajima¹, Masaki Goto¹, Takashi Kanda¹, Shoichi Ikeda¹, Koji Matsui¹, Yasunori Matsuo¹, Kengo Hashimoto¹ (1. Kindai Univ.)

11:30 AM - 11:45 AM

[3D08] Development of reactor noise measurement by using BGO detector in UTR-KINKI

(3)Analysis using covariance-to-mean ratio method

*Masaki Goto¹, Tadafumi Tadafumi Sano¹, Atsushi Sakon¹, Kunihiro Kunihiro Nakajima¹, Takashi Kanda¹, Shoichi Ikeda¹, Koji Matsui¹, Hiroyuki Fukuda¹, Yasunori Matsuo¹, Kengo Hashimoto¹ (1. KINDAI Univ.)

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

Oral presentation

[3D09-13] Experimental Analysis Method Development

Fri. Mar 18, 2022 2:45 PM - 4:15 PM Room D

Chair: Shunsuke Sato (CRIEPI)

2:45 PM - 3:00 PM

[3D09] Application of Dynamic Mode Decomposition to Area Ratio Method

*Fuga Nishioka¹, Tomohiro Endo¹, Akio Yamamoto¹, Masao Yamanaka², Cheol Ho Pyeon² (1. Nagoya University, 2. Institute for Integrated Radiation and Nuclear Science, Kyoto University)

3:00 PM - 3:15 PM

[3D10] Reactivity estimation of UTR-KINKI subcritical cores

Estimation based on power profile in quasi-steady state

*Yuichi Yamane¹, Shohei Araki¹, Atsushi Sakon² (1. Japan Atomic Energy Agency, 2. Kindai Univ.)

3:15 PM - 3:30 PM

[3D11] Core power distribution re-construction method based on the ex-core detector with power correlation between fuel regions

(5)Principle verification at KUCA

*Rei Kimura¹, Tadafumi Sano², Yuki Nakai¹, Atsushi Sakon², Satoshi Wada¹, Kunihiro Nakajima², Takashi Kanda², Masaki Goto², Yoshiyuki Takahashi³, Cheol Ho Pyeon³ (1. Toshiba ESS, 2. Kindai Univ., 3. Kyoto Univ.)

3:30 PM - 3:45 PM

[3D12] Analysis of critical experiments of TCA cores composed of low enriched UO₂ fuel rods and water holes

*Toru Yamamoto

3:45 PM - 4:00 PM

[3D13] Optimization of MOX fuel assembly based on genetic algorithm for discussion on plutonium consumption

*Yuma Yamamoto¹, Takanori Kitada¹, Satoshi Takeda¹, Taichi Takeishi¹ (1. Osaka Univ.)

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

Sessions

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

[2D01-05] Analysis Code Development

(18)Improvement of Fuel Design Calculation System

(2)Implementation of Burnup Analysis Function with Fuel Assembly Geometry

(3)Burnup Calculation Applying Exact Resonance Elastic Scattering model

[2D06-09] Analysis Method Development 1

(2)Calculation with the low-order model

(2)An Unified Treatment for Heterogeneous Cross Sections of Same Material Regions within a Fuel Assembly Geometry

[2D10-13] Analysis Method Development 2

(3)Scattering component void reactivity investigation.

[2D14-16] STACY Modification

(3)Preliminary analysis of boron injection experiment

(4)Evaluation of the effect of the sample loading instrument in the reactor core on the core parameters

(5)Test production of a concrete rod for fuel debris experiments

[3D01-04] Experimental Education of Reactor Physics

Development of a Generic Simulator for Critical Assemblies

(1)Overview

(2)Preparation of educational material for the experiment

(3)Experimental example

[3D05-08] Experimental Analysis

(3)Analysis using covariance-to-mean ratio method

[3D09-13] Experimental Analysis Method Development

Estimation based on power profile in quasi-steady state

(5)Principle verification at KUCA

Authentication